Volume 122
Main Index

Issue 01

Evidence of Electron Transfer from Peptides to DNA:  Oxidation of DNA-Bound Tryptophan Using the Flash-Quench Technique Hans-Achim Wagenknecht, Eric D. A. Stemp, and Jacqueline K. Barton pp 1–7 DOI: 10.1021/ja991855i

Evidence for Binding of Dirhodium Bis-Acetate Units to Adjacent GG and AA Sites on Single-Stranded DNA John M. Asara, Jennifer S. Hess, Elizabeth Lozada, Kim R. Dunbar, and John Allison pp 8–13 DOI: 10.1021/ja992800j

Temperature- and Salt-Dependent Binding of Long DNA to Protein-Sized Quantum Dots:  Thermodynamics of “Inorganic Protein”−DNA Interactions Rahina Mahtab, H. Hydrick Harden, and Catherine J. Murphy pp 14–17 DOI: 10.1021/ja9907156

Role of Protein Environment in Horseradish Peroxidase Compound I Formation:  Molecular Dynamics Simulations of Horseradish Peroxidase−HOOH Complex Marta Filizola and Gilda H. Loew pp 18–25 DOI: 10.1021/ja992793z

Structure of Complexes of Cationic Lipids and Poly(Glutamic Acid) Polypeptides:  A Pinched Lamellar Phase G. Subramanian, R. P. Hjelm, T. J. Deming, G. S. Smith, Y. Li, and C. R. Safinya pp 26–34 DOI: 10.1021/ja991905j

A C6-Flavin Adduct Is the Major Product of Irreversible Inactivation of Cholesterol Oxidase by 2α,3α-Cyclopropano-5α-cholestan-3β-ol Amy E. McCann and Nicole S. Sampson pp 35–39 DOI: 10.1021/ja992053q Supporting Info

Antibodies Mimic Natural Oxidosqualene−Cyclase Action in Steroid Ring A Formation Jens Hasserodt, Kim D. Janda, and Richard A. Lerner pp 40–45 DOI: 10.1021/ja993054l Supporting Info

Transition-State and Ground-State Structures and Their Interaction with the Active-Site Residues in Catechol O-Methyltransferase Kalju Kahn and Thomas C. Bruice pp 46–51 DOI: 10.1021/ja993084o

Total Synthesis of (−)-Steganone Utilizing a Samarium(II) Iodide Promoted 8-Endo Ketyl−Olefin Cyclization Lauren G. Monovich, Yvan Le Huérou, Magnus Rönn, and Gary A. Molander pp 52–57 DOI: 10.1021/ja9930059 Supporting Info

New Approaches to Olefin Cross-Metathesis Helen E. Blackwell, Daniel J. O'Leary, Arnab K. Chatterjee, Rebecca A. Washenfelder, D. Andrew Bussmann, and Robert H. Grubbs pp 58–71 DOI: 10.1021/ja993063u Supporting Info

Molecular Orientations in Flat-Elongated and Helical Lamellar Crystals of a Main-Chain Nonracemic Chiral Polyester Christopher Y. Li, Stephen Z. D. Cheng, Jason J. Ge, Feng Bai, John Z. Zhang, Ian K. Mann, Lang-Chy Chien, Frank W. Harris, and Bernard Lotz pp 72–79 DOI: 10.1021/ja993249t

Syntheses, Structures, Physical Properties, and Theoretical Study of LaCu0.40Te2, NdCu0.37Te2, SmCu0.34Te2, GdCu0.33Te2, and DyCu0.32Te2 Fu Qiang Huang, Paul Brazis, Carl R. Kannewurf, and James A. Ibers pp 80–86 DOI: 10.1021/ja9919635 Supporting Info

Adenine−Uridine Base Pairing at the Water−Solid-Interface Michael Weisser, Josua Käshammer, Bernhard Menges, Jin Matsumoto, Fumio Nakamura, Kuniharu Ijiro, Masatsugu Shimomura, and Silvia Mittler pp 87–95 DOI: 10.1021/ja990447b

Vibrational Spectrum of a Picosecond Intermediate in the Artificial BR5.12 Photoreaction:  Picosecond Time-Resolved CARS of T5.12 L. Ujj, Yidong Zhou, M. Sheves, M. Ottolenghi, S. Ruhman, and G. H. Atkinson pp 96–106 DOI: 10.1021/ja991447e

Picosecond Dynamics of Nonadiabatic Proton Transfer:  A Kinetic Study of Proton Transfer within the Contact Radical Ion Pair of Substituted Benzophenones/N,N-Dimethylaniline Kevin S. Peters, Amanda Cashin, and Peter Timbers pp 107–113 DOI: 10.1021/ja991604+

Reactivity of Co+(3F,5F), Ni+(2D,4F), and Cu+(1S,3D): Reaction of Co+, Ni+, and Cu+ with Water Arantxa Irigoras, Oihana Elizalde, Iñaki Silanes, Joseph E. Fowler, and Jesus M. Ugalde pp 114–122 DOI: 10.1021/ja991657r

NMR Chemical Shifts of Ice and Liquid Water:  The Effects of Condensation Bernd G. Pfrommer, Francesco Mauri, and Steven G. Louie pp 123–129 DOI: 10.1021/ja991961k

Experimental and Theoretical Investigations of the Effect of Deprotonation on Electronic Spectra and Reversible Potentials of Photovoltaic Sensitizers:  Deprotonation of cis-L2RuX2 (L = 2,2‘-Bipyridine-4,4‘-dicarboxylic Acid; X = CN-, NCS-) by Electrochemical Reduction at Platinum Electrodes Georg Wolfbauer, Alan M. Bond, Glen B. Deacon, Douglas R. MacFarlane, and Leone Spiccia pp 130–142 DOI: 10.1021/ja992402g Supporting Info

Propylene Oxidation Mechanisms and Intermediates Using in Situ Soft X-ray Fluorescence Methods on the Pt(111) Surface Aaron M. Gabelnick, Adam T. Capitano, Sean M. Kane, John L. Gland, and Daniel A. Fischer pp 143–149 DOI: 10.1021/ja992865m

Periodic Trends in Monoatomic Chemisorbate Bonding on Platinum-Group and Other Noble-Metal Electrodes As Probed by Surface-Enhanced Raman Spectroscopy Melissa F. Mrozek and Michael J. Weaver pp 150–155 DOI: 10.1021/ja992640b

Are Nucleation Kinetics of Protein Crystals Similar to Those of Liquid Droplets? Oleg Galkin and Peter G. Vekilov pp 156–163 DOI: 10.1021/ja9930869

Precision Molecular Grafting:  Exchanging Surrogate Stoppers in [2]Rotaxanes Stuart J. Rowan and J. Fraser Stoddart pp 164–165 DOI: 10.1021/ja992919s Supporting Info

Determination of the pKa of the 2‘-Hydroxyl Group of a Phosphorylated Ribose:  Implications for the Mechanism of Hammerhead Ribozyme Catalysis Paul D. Lyne and Martin Karplus pp 166–167 DOI: 10.1021/ja991820i Supporting Info

Stereochemical Reversal of Nucleophilic Substitution Reactions Depending upon Substituent:  Reactions of Heteroatom-Substituted Six-Membered-Ring Oxocarbenium Ions through Pseudoaxial Conformers Jan Antoinette C. Romero, Sarah A. Tabacco, and K. A. Woerpel pp 168–169 DOI: 10.1021/ja993366o Supporting Info

Regio- and Stereoselective Insertion Reactions of Thiiranes into Pt−Mn (or Re) Bond in Organoplatinum−Manganese or −Rhenium Heterodinuclear Complexes as Intermediates toward Desulfurization Reaction Sanshiro Komiya, Shin-ya Muroi, Masaki Furuya, and Masafumi Hirano pp 170–171 DOI: 10.1021/ja993185m Supporting Info

Allylic C−H Bond Activation on a Sulfur Center of a Disulfide-Bridged Diruthenium Complex with Concomitant Formation of C−S Bonds Md. Munkir Hossain, Yong-Shou Lin, Hiroyasu Sugiyama, and Kazuko Matsumoto pp 172–173 DOI: 10.1021/ja993402j Supporting Info

A Selective, Ratiometric Fluorescent Sensor for Pb2+ Sandhya Deo and Hilary Arnold Godwin pp 174–175 DOI: 10.1021/ja992238x Supporting Info

Stereoselective Formation of Platinum−Carbon Bonds from Imines Cliff R. Baar, Lee P. Carbray, Michael C. Jennings, and Richard J. Puddephatt pp 176–177 DOI: 10.1021/ja990991k Supporting Info

Modeling Aspects of Hydrodesulfurization at Molybdenum:  Carbon−Sulfur Bond Cleavage of Thiophenes by Ansa Molybdenocene Complexes David G. Churchill, Brian M. Bridgewater, and Gerard Parkin pp 178–179 DOI: 10.1021/ja9936316 Supporting Info

Electronic Effects of Icosahedral Carboranes. Retentive Solvolysis of (1,2-Dicarba-closo-dodecaboran-1-yl)benzyl p-Toluenesulfonates Yasuyuki Endo, Takehiko Sawabe, and Yoshiyuki Taoda pp 180–181 DOI: 10.1021/ja993517n Supporting Info

On the Assignment of Nickel Oxidation States of the Ox1, Ox2 Forms of Methyl−Coenzyme M Reductase Joshua Telser, Yih-Chern Horng, Donald F. Becker, Brian M. Hoffman, and Stephen W. Ragsdale pp 182–183 DOI: 10.1021/ja992386n Supporting Info

Modeling Carboxylate-Bridged Dinuclear Active Sites in Metalloenzymes Using a Novel Naphthyridine-Based Dinucleating Ligand Chuan He and Stephen J. Lippard pp 184–185 DOI: 10.1021/ja993125g Supporting Info

Diradical Character of the Cope Rearrangement Transition State Viktor N. Staroverov and Ernest R. Davidson pp 186–187 DOI: 10.1021/ja993375x Supporting Info

Laser-Assisted Catalytic Growth of Single Crystal GaN Nanowires Xiangfeng Duan and Charles M. Lieber pp 188–189 DOI: 10.1021/ja993713u

Highly Diastereoselective Asymmetric Thio-Claisen Rearrangements Shuwen He, Sergey A. Kozmin, and Viresh H. Rawal pp 190–191 DOI: 10.1021/ja992959w Supporting Info

Catalytic Asymmetric Synthesis of Quaternary Carbon Centers. Exploratory Investigations of Intramolecular Heck Reactions of (E)-α,β-Unsaturated 2-Haloanilides and Analogs To Form Enantioenriched Spirocyclic Products. [J. Am. Chem. Soc. 1998, 120, 6477−6487]. Atsuyuki Ashimori, Benoit Bachand, Larry E. Overman, and Daniel J. Poon p 192 DOI: 10.1021/ja995540e Supporting Info

Handbook of Drug Metabolism Edited by Thomas F. Woolf. Marcel Dekker Inc.:  New York. 1999. xi + 596 pp. $225.00. ISBN 0-8247-0229-8. Kevin S. Currie p 192 DOI: 10.1021/ja995736e

Handbook of Enzyme Inhibitors, Third Edition Edited by Helmward Zollner. Wiley-VCH:  New York. 1999. Four-volume set. $799.00 ISBN 3-527-30103-8. David Flaxbart p 192 DOI: 10.1021/ja995754w

Issue 02

A Non-Cope among the Cope Rearrangements of 1,3,4,6-Tetraphenylhexa-1,5-dienes W. von E. Doering, Ludmila Birladeanu, Keshab Sarma, G. Blaschke, Ursula Scheidemantel, R. Boese, Jordi Benet-Bucholz, F.-G. Klärner, Jan-Stephan Gehrke, Bernd Ulrich Zimny, R. Sustmann, and Hans-Gert Korth pp 193–203 DOI: 10.1021/ja993417h Supporting Info

Loop-Directed Mutagenesis of the Blue Copper Protein Amicyanin from Paracoccus versutus and Its Effect on the Structure and the Activity of the Type-1 Copper Site Christian Buning, Gerard W. Canters, Peter Comba, Christopher Dennison, Lars Jeuken, Michael Melter, and Joann Sanders-Loehr pp 204–211 DOI: 10.1021/ja992796b

Design of a Heterotrimeric α-Helical Bundle by Hydrophobic Core Engineering Ayumi Kashiwada, Hidekazu Hiroaki, Daisuke Kohda, Mamoru Nango, and Toshiki Tanaka pp 212–215 DOI: 10.1021/ja993190q Supporting Info

Mapping Local Nucleotide Flexibility by Selective Acylation of 2‘-Amine Substituted RNA Stacy I. Chamberlin and Kevin M. Weeks pp 216–224 DOI: 10.1021/ja9914137

Protein Dynamics in Enzymatic Catalysis:  Exploration of Dihydrofolate Reductase Jennifer L. Radkiewicz and Charles L. Brooks, III pp 225–231 DOI: 10.1021/ja9913838

Conformational Flexibility of the DNA Backbone Geertrui S. Schuerman and Luc Van Meervelt pp 232–240 DOI: 10.1021/ja992180m

Construction of Artificial Photosynthetic Reaction Centers on a Protein Surface:  Vectorial, Multistep, and Proton-Coupled Electron Transfer for Long-Lived Charge Separation Yi-Zhen Hu, Shinya Tsukiji, Seiji Shinkai, Shigero Oishi, and Itaru Hamachi pp 241–253 DOI: 10.1021/ja991406i

Synthesis, Structures, and Properties of Bis(μ-oxo)nickel(III) and Bis(μ-superoxo)nickel(II) Complexes:  An Unusual Conversion of a NiIII2(μ-O)2 Core into a NiII2(μ-OO)2 Core by H2O2 and Oxygenation of Ligand Kazushi Shiren, Seiji Ogo, Shuhei Fujinami, Hideki Hayashi, Masatatsu Suzuki, Akira Uehara, Yoshihito Watanabe, and Yoshihiko Moro-oka pp 254–262 DOI: 10.1021/ja990311d Supporting Info

Guest/Host Relationships in the Synthesis of the Novel Cage-Based Zeolites SSZ-35, SSZ-36, and SSZ-39 Paul Wagner, Yumi Nakagawa, Greg S. Lee, Mark E. Davis, Saleh Elomari, Ronald C. Medrud, and S. I. Zones pp 263–273 DOI: 10.1021/ja990722u Supporting Info

Synthesis and Structures of Cationic Aluminum and Gallium Amidinate Complexes Samuel Dagorne, Ilia A. Guzei, Martyn P. Coles, and Richard F. Jordan pp 274–289 DOI: 10.1021/ja992104j Supporting Info

Identification of [MII(Arene)2]2+ (M = V, Cr) as the Key Intermediate in the Formation of V[TCNE]x·ySolvent Magnets and Cr[TCNE]x·Solvent Douglas C. Gordon, Laura Deakin, Atta M. Arif, and Joel S. Miller pp 290–299 DOI: 10.1021/ja9929741 Supporting Info

Non-Covalent Complexes between DNA-Binding Drugs and Double-Stranded Oligodeoxynucleotides:  A Study by ESI Ion-Trap Mass Spectrometry Katty X. Wan, Toshimichi Shibue, and Michael L. Gross pp 300–307 DOI: 10.1021/ja990684e

Stereodynamics of 1,3,5-Trialkyl-1,3,5-triazacyclohexanes:  1H and 13C Dynamic NMR Studies. Solvent Effects. Ab Initio and Molecular Mechanics Calculations John G. Jewett, James J. Breeyear, Jay H. Brown, and C. Hackett Bushweller pp 308–323 DOI: 10.1021/ja990760d Supporting Info

Theoretical Study of the Addition of Hydrogen Cyanide to Methanimine in the Gas Phase and in Aqueous Solution Roger Arnaud, Carlo Adamo, Maurizio Cossi, Anne Milet, Yannick Vallée, and Vincenzo Barone pp 324–330 DOI: 10.1021/ja9911059

Relative Energies of Binding for Antibody−Carbohydrate-Antigen Complexes Computed from Free-Energy Simulations Ahammadunny Pathiaseril and Robert J. Woods pp 331–338 DOI: 10.1021/ja9914994 Supporting Info

Large Third-Order Electronic Polarizability of a Conjugated Porphyrin Polymer Stephen M. Kuebler, Robert G. Denning, and Harry L. Anderson pp 339–347 DOI: 10.1021/ja9922330

Woodward−Hoffmann Rule in the Light of the Principles of Maximum Hardness and Minimum Polarizability:  DFT and Ab Initio SCF Studies Pratim K. Chattaraj, P. Fuentealba, Badhin Gómez, and R. Contreras pp 348–351 DOI: 10.1021/ja992337a

Ion−Molecule Branching Ratios at High Temperature:  Vibrational Energy Promotes Formation of New Channels in the Reaction of O2+ with CH4 A. A. Viggiano, Itzhak Dotan, and R. A. Morris pp 352–356 DOI: 10.1021/ja992419z

Is the Acetate Anion Stabilized by Resonance or Electrostatics? A Systematic Structural Comparison Paul R. Rablen pp 357–368 DOI: 10.1021/ja9928475 Supporting Info

Valence−Rydberg Bonding in Bimolecular R−Ca+•NH2−R‘ Complexes Anthony E. Ketvirtis and Jack Simons pp 369–377 DOI: 10.1021/ja992969x Supporting Info

Chirality Inversion in a Molecular Exciton Stefan E. Boiadjiev and David A. Lightner pp 378–383 DOI: 10.1021/ja993242b

Stille Couplings Catalytic in Tin:  Beyond Proof-of-Principle Robert E. Maleczka, Jr., William P. Gallagher, and Ina Terstiege pp 384–385 DOI: 10.1021/ja993446s Supporting Info

Stereoselectivity in Aldol Reactions of Chiral N-Acyl Selones Zizhong Li, Ruilian Wu, Ryszard Michalczyk, R. Bruce Dunlap, Jerome D. Odom, and Louis A. “Pete” Silks III pp 386–387 DOI: 10.1021/ja992702y Supporting Info

Multistep Photoinduced Electron Transfer in a de Novo Helix Bundle:  Multimer Self-Assembly of Peptide Chains Including a Chromophore Special Pair1 Guilford Jones, II, Valentine Vullev, Emory H. Braswell, and Dan Zhu pp 388–389 DOI: 10.1021/ja981936z Supporting Info

Stereochemistry of the Furan−Maleic Anhydride Cycloaddition:  A Theoretical Study Saturnino Calvo-LosadaDimas Suárez pp 390–391 DOI: 10.1021/ja9913028 Supporting Info

The Role of the Cyclopentadienyl Ligand in the σ-Bond Activation of Methane Catherine J. Carpenter, Petra A. M. van Koppen, and Michael T. BowersJason K. Perry pp 392–393 DOI: 10.1021/ja992551z

First Spectroscopic Characterization of FeII-Fur, the Physiological Active Form of the Fur Protein Lilian Jacquamet, François Dole, Claudine Jeandey, Jean-Louis Oddou, Emmanuel Perret, Laurent Le Pape, Daniel Aberdam, Jean-Louis Hazemann, Isabelle Michaud-Soret, and Jean-Marc Latour pp 394–395 DOI: 10.1021/ja991932+ Supporting Info

2JCOC Spin−Spin Coupling Constants Across Glycosidic Linkages Exhibit a Valence Bond-Angle Dependence Francis Cloran, Ian Carmichael, and Anthony S. Serianni pp 396–397 DOI: 10.1021/ja992532p Supporting Info

A Preparative Scale Synthesis of C36 by High-Temperature Laser-Vaporization:  Purification and Identification of C36H6 and C36H6O Akira Koshio, Masayasu Inakuma, Toshiki Sugai, and Hisanori Shinohara pp 398–399 DOI: 10.1021/ja9934347 Supporting Info

Carotenoid Oxidation in Photosystem II:  1D- and 2D-Electron Spin−Echo Envelope Modulation Study Y. Deligiannakis, J. Hanley, and A. W. Rutherford pp 400–401 DOI: 10.1021/ja9926257

Organic Reactions in Aqueous Media. Cyclopentadienylindium(I) as the First Example of Organoindium(I) Reagent for Carbon−Carbon Bond Formation and the Demonstration of One-Pot Tandem Addition/Intramolecular Diels−Alder Reaction in Aqueous Media Yang Yang and Tak Hang Chan pp 402–403 DOI: 10.1021/ja9928778 Supporting Info

Zeolite-Coated Optical Microfibers for Intrazeolite Photocatalysis Studied by in Situ Solid-State NMR Ajit R. Pradhan, Megan A. Macnaughtan, and Daniel Raftery pp 404–405 DOI: 10.1021/ja992683s

Entropy-Controlled Asymmetric Photochemistry:  Switching of Product Chirality by Solvent Yoshihisa Inoue, Haruhiko Ikeda, Masayuki Kaneda, Toshiaki Sumimura, Simon R. L. Everitt, and Takehiko Wada pp 406–407 DOI: 10.1021/ja993542t

A Novel Aryl Migration from Silicon to Carbon:  An Efficient Approach to Asymmetric Synthesis of α-Aryl β-Hydroxy Cyclic Amines and Silanols Katsuhiko Tomooka, Atsuo Nakazaki, and Takeshi Nakai pp 408–409 DOI: 10.1021/ja993295t Supporting Info

Direct Observation of the “Pac-Man” Effect from Dibenzofuran-Bridged Cofacial Bisporphyrins Yongqi Deng, Christopher J. Chang, and Daniel G. Nocera pp 410–411 DOI: 10.1021/ja992955r Supporting Info

Tandem Lithium−Ene Cyclization and Thiophenoxide Expulsion to Produce Fused Vinylcyclopropanes:  First Observation of Allylic Lithium Oxyanion-Induced Reactivity and Stereoselectivity in Intramolecular Carbolithiation Dai Cheng, Kevin R. Knox, and Theodore Cohen pp 412–413 DOI: 10.1021/ja993325s Supporting Info

NOE Pumping. 2. A High-Throughput Method To Determine Compounds with Binding Affinity to Macromolecules by NMR Aidi Chen and Michael J. Shapiro pp 414–415 DOI: 10.1021/ja992588j

After 155 Years, A Crystalline Chromium Carboxylate with a Supershort Cr−Cr Bond F. Albert Cotton, Elizabeth A. Hillard, Carlos A. Murillo, and Hong-Cai Zhou pp 416–417 DOI: 10.1021/ja993755i Supporting Info

Amplified Microgravimetric Quartz-Crystal-Microbalance Assay of DNA Using Oligonucleotide-Functionalized Liposomes or Biotinylated Liposomes Fernando Patolsky, Amir Lichtenstein, and Itamar Willner pp 418–419 DOI: 10.1021/ja992834r

Biosynthetic Studies on the Fungal Secondary Metabolites CP-225,917 and CP-263,114 Paul Spencer, Fabio Agnelli, Howard J. Williams, Nancy P. Keller, and Gary A. Sulikowski pp 420–421 DOI: 10.1021/ja9936868 Supporting Info

Solid-Phase Biomimetic Synthesis of Carpanone-like Molecules Craig W. Lindsley, Lawrence K. Chan, Brian C. Goess, Reni Joseph, and Matthew D. Shair pp 422–423 DOI: 10.1021/ja993674m Supporting Info

Preferential Binding of 3,3‘-Diethyloxadicarbocyanine to Triplex DNA Jinsong Ren and Jonathan B. Chaires pp 424–425 DOI: 10.1021/ja9934955 Supporting Info

Foundations of Modern Biochemistry. Volume 4. More Landmarks in Biochemistry Edited by Margery G. Ord and Lloyd A. Stocken (University of Oxford). Jai Press:  Stamford, CT and London. 1998. x + 280 pp. $128.50. ISBN 0-7623-0351-4. Diana S. Beattie p 426 DOI: 10.1021/ja9857864

Protective Groups in Organic Synthesis. 3rd Edition By Theodora W. Greene (The Rowland Institute for Science) and Peter G. M. Wuts (Pharmacia and Upjohn Company). John Wiley and Sons, Inc.:  New York. 1999. xxi + 747 pp. $84.95. ISBN 0-471-16019-9. Robert A. Stockman p 426 DOI: 10.1021/ja995719p

Issue 03

Photoprocesses of Naphthalene Imide and Diimide Derivatives in Aqueous Solutions of DNA Joy E. Rogers, Sharon J. Weiss, and Lisa A. Kelly pp 427–436 DOI: 10.1021/ja992332d Supporting Info

Hydrogen-Transferred Radical Cations of NADH Model Compounds. 1. Spontaneous Tautomerization Andrzej Marcinek, Jan Adamus, Krzysztof Huben, Jerzy Gbicki, Tadeusz J. Bartczak, Paweł Bednarek, and Thomas Bally pp 437–443 DOI: 10.1021/ja990286b Supporting Info

A Mechanism of Primary Photoactivation Reactions of Rhodopsin:  Modeling of the Intermediates in the Rhodopsin Photocycle Masaji Ishiguro pp 444–451 DOI: 10.1021/ja9921367 Supporting Info

Size Scaling of Third-Order Off-Resonant Polarizabilities. Electronic Coherence in Organic Oligomers Michael Schulz, Sergei Tretiak, Vladimir Chernyak, and Shaul Mukamel pp 452–459 DOI: 10.1021/ja991074h

Discrimination between Enantiomers of Structurally Related Molecules:  Separation of Benzodiazepines by Molecularly Imprinted Polymers Bradley R. Hart, Daniel J. Rush, and Kenneth J. Shea pp 460–465 DOI: 10.1021/ja9926313

Preparation of Fluoroadamantane Acids and Amines:  Impact of Bridgehead Fluorine Substitution on the Solution- and Solid-State Properties of Functionalized Adamantanes V. John Jasys, Franco Lombardo, Troy A. Appleton, Jon Bordner, Martine Ziliox, and Robert A. Volkmann pp 466–473 DOI: 10.1021/ja992652x Supporting Info

Synthesis of a Barbell-like Triblock Copolymer, Poly(l-lysine) Dendrimer-block-Poly(ethylene glycol)-block-Poly(l-lysine) Dendrimer, and Its Self-Assembly with Plasmid DNA Joon Sig Choi, Dong Kyoon Joo, Chang Hwan Kim, Kwan Kim, and Jong Sang Park pp 474–480 DOI: 10.1021/ja9931473

Relative Abilities of Fluorine and Chlorine to Stabilize Carbenium Ions:  Crystal Structures of Two Fluoro-Substituted Carbocations and of As2F11- Karl O. Christe, Xiongzhi Zhang, Robert Bau, Joachim Hegge, George A. Olah, G. K. Surya Prakash, and Jeffrey A. Sheehy pp 481–487 DOI: 10.1021/ja9933137 Supporting Info

Dinuclear and Mononuclear Iron(II)−Thiolate Complexes with Mixed CO/CN- Ligands:  Synthetic Advances for Iron Sites of [Fe]-Only Hydrogenases Wen-Feng Liaw, Nan-Hung Lee, Chien-Hong Chen, Chien-Ming Lee, Gene-Hsiang Lee, and Shie-Ming Peng pp 488–494 DOI: 10.1021/ja992300q Supporting Info

Protein Conformational Stability Probed by Fourier Transform Ion Cyclotron Resonance Mass Spectrometry Stephen J. Eyles, J. Paul Speir, Gary H. Kruppa, Lila M. Gierasch, and Igor A. Kaltashov pp 495–500 DOI: 10.1021/ja991149h

First Principles Study of Propene Polymerization in Ziegler−Natta Heterogeneous Catalysis Mauro Boero, Michele Parrinello, Stephan Hüffer, and Horst Weiss pp 501–509 DOI: 10.1021/ja990913x Supporting Info

Does Cr(CO)3 Complexation Reduce the Aromaticity of Benzene? Paul von Ragué Schleyer, Boggavarapu Kiran, Dan V. Simion, and Ted S. Sorensen pp 510–513 DOI: 10.1021/ja9921423

Photoinduced Dissociative Electron Transfer:  Is the Quantum Yield Theoretically Predicted to Equal Unity? Marc Robert and Jean-Michel Savéant pp 514–517 DOI: 10.1021/ja9928226 Supporting Info

Orientation and Conformation of Methyl Pyruvate on Ni(111) M. Castonguay, J. -R. Roy, A. Rochefort, and P. H. McBreen pp 518–524 DOI: 10.1021/ja992944y

The Elusive Formaldonitrone, CH2N(H)O. Preparation in the Gas Phase and Characterization by Variable-Time Neutralization−Reionization Mass Spectrometry, and Ab Initio and Density Functional Theory Calculations Miroslav Polášek and František Tureek pp 525–531 DOI: 10.1021/ja993234v Supporting Info

The First Crystallographic Evidence for Side-On Coordination of N2 to a Single Metal Center in a Photoinduced Metastable State Dmitry V. Fomitchev, Kimberly A. Bagley, and Philip Coppens pp 532–533 DOI: 10.1021/ja993623p Supporting Info

Ab Initio QM/MM Study of the Citrate Synthase Mechanism. A Low-Barrier Hydrogen Bond Is not Involved Adrian J. Mulholland, Paul D. Lyne, and Martin Karplus pp 534–535 DOI: 10.1021/ja992874v Supporting Info

Theoretical Studies on NG-Hydroxy-l-arginine and Derived Radicals:  Implications for the Mechanism of Nitric Oxide Synthase Dean J. Tantillo, Jon M. Fukuto, Brian M. Hoffman, Richard B. Silverman, and K. N. Houk pp 536–537 DOI: 10.1021/ja991876c

The Stepwise Four- and Six-Electron Reduction of Carbon Monoxide to Oxyalkylidyne, to Carbide and Oxide, Then to Carbide over an Nb−Oxo Surface Modeled by Calix[4]arene1 Alessandro Caselli, Euro Solari, Rosario Scopelliti, and Carlo Floriani pp 538–539 DOI: 10.1021/ja993251k Supporting Info

New Cucurbituril Homologues:  Syntheses, Isolation, Characterization, and X-ray Crystal Structures of Cucurbit[n]uril (n = 5, 7, and 8) Jaheon Kim, In-Sun Jung, Soo-Young Kim, Eunsung Lee, Jin-Koo Kang, Shigeru Sakamoto, Kentaro Yamaguchi, and Kimoon Kim pp 540–541 DOI: 10.1021/ja993376p Supporting Info

Coupling Rational Design with Libraries Leads to the Production of an ATP Selective Chemosensor Stephen E. Schneider, Shannon N. O'Neil, and Eric V. Anslyn pp 542–543 DOI: 10.1021/ja9935153 Supporting Info

The Unexpected Diaxial Orientation of cis-3,5-Difluoropiperidine in Water:  A Potent CF- - -NH Charge-Dipole Effect James P. Snyder, Nizal S. Chandrakumar, Hirofumi Sato, and David C. Lankin pp 544–545 DOI: 10.1021/ja9934504 Supporting Info

Supramolecular Solid-State Assemblies Exhibiting Electrooptic Effects Haythem Saadeh, Liming Wang, and Luping Yu pp 546–547 DOI: 10.1021/ja993554e Supporting Info

Transverse 13C Relaxation of CHD2 Methyl Isotopmers To Detect Slow Conformational Changes of Protein Side Chains [J. Am. Chem. Soc. 1999, 121, 11589−11590]. Rieko Ishima, John M. Louis, and Dennis A. Torchia p 548 DOI: 10.1021/ja995542z

Electron Transfer:  From Isolated Molecules to Biomolecules. Parts 1 and 2 Edited by J. Jortner and M. Bixon (Tel Aviv University). Advances in Chemical Physics Volumes 106 and 107. Series Edited by I. Prigogine (Université Libre de Bruxelles) and S. A. Rice (University of Chicago). John Wiley & Sons:  New York. 1999. Part 1:  xvii + 734 pp. $215.00. ISBN 0-471-25292-1. Part 2:  xvii + 735 pp. $215.00. ISBN 0-471-25291-3. Peter J. Rossky p 548 DOI: 10.1021/ja995735m

Chemistry of Wine Flavor. ACS Symposium 714 Edited by Andrew L. Waterhouse and Susan E. Ebeler (University of California, Davis). Oxford University Press:  New York. 1999. x + 246 pp. $95.00. ISBN 0-8412-3592-9. p 548 DOI: 10.1021/ja995787b

Metal−Ion Separation and Preconcentration:  Progress and Opportunities. ACS Symposium Series 716 Edited by Andrew H. Bond (Argonne National Laboratory), Mark L. Dietz (Argonne National Laboratory), and Robin D. Rogers (University of Alabama). Oxford University Press:  New York. 1999. xii + 420 pp. $130.00. ISBN 0-8412-3594-5. p 548 DOI: 10.1021/ja9957884

Issue 04

Hydride Transfer in Oxidation of Nucleic Acid Sugars:  Electronic Effects of 2‘-Substituents on Activation of the 1‘-C−H Bond by Oxoruthenium(IV) Brian T. Farrer, Jennifer S. Pickett, and H. Holden Thorp pp 549–553 DOI: 10.1021/ja991967+

A Surprising Host−Guest Relationship between 1,2-Dichloroethane and the Cesium Complex of Tetrabenzo-24-crown-8 Tatiana G. Levitskaia, Jeffrey C. Bryan, Richard A. Sachleben, John D. Lamb, and Bruce A. Moyer pp 554–562 DOI: 10.1021/ja992760j Supporting Info

Electrosynthesis and Structural Characterization of Two (C6H5CH2)4C60 Isomers Karl M. Kadish, Xiang Gao, Eric Van Caemelbecke, Tomoyoshi Suenobu, and Shunichi Fukuzumi pp 563–570 DOI: 10.1021/ja993029f Supporting Info

A Powerful o-Quinone Dimethide Strategy for Intermolecular Diels−Alder Cycloadditions John G. Allen, Martin F. Hentemann, and Samuel J. Danishefsky pp 571–575 DOI: 10.1021/ja993627u Supporting Info

Three-Dimensional Supermolecules Assembled from a Tris(Zn2+−cyclen) Complex and Di- and Trianionic Cyanuric Acid in Aqueous Solution (Cyclen = 1,4,7,10-Tetraazacyclododecane) Shin Aoki, Motoo Shiro, Tohru Koike, and Eiichi Kimura pp 576–584 DOI: 10.1021/ja993352i Supporting Info

Thermochemistry and Conformational Polymorphism of a Hexamorphic Crystal System Lian Yu, Gregory A. Stephenson, Christine A. Mitchell, Charles A. Bunnell, Sharon V. Snorek, J. Joe Bowyer, Thomas B. Borchardt, Joseph G. Stowell, and Stephen R. Byrn pp 585–591 DOI: 10.1021/ja9930622 Supporting Info

High-Pressure Studies as a Novel Approach in Determining Inclusion Mechanisms:  Thermodynamics and Kinetics of the Host−Guest Interactions for α-Cyclodextrin Complexes Amira Abou-Hamdan, Pascal Bugnon, Christophe Saudan, Peter G. Lye, and André E. Merbach pp 592–602 DOI: 10.1021/ja993139m Supporting Info

Molecule Specific Imaging of Freeze-Fractured, Frozen-Hydrated Model Membrane Systems Using Mass Spectrometry Donald M. Cannon, Jr., Michaeleen L. Pacholski, Nicholas Winograd, and Andrew G. Ewing pp 603–610 DOI: 10.1021/ja992078p

Kinetics and Mechanism of Phosphate Photorelease from Benzoin Diethyl Phosphate:  Evidence for Adiabatic Fission to an α-Keto Cation in the Triplet State Cheruvallil S. Rajesh, Richard S. Givens, and Jakob Wirz pp 611–618 DOI: 10.1021/ja993070i

Stereocontrolled Elaboration of Natural (−)-Polycavernoside A, a Powerfully Toxic Metabolite of the Red Alga Polycavernosa tsudai Leo A. Paquette, Louis Barriault, Dmitri Pissarnitski, and Jeffrey N. Johnston pp 619–631 DOI: 10.1021/ja993487o Supporting Info

Lattice Energies and Unit Cell Volumes of Complex Ionic Solids Leslie Glasser and H. Donald Brooke Jenkins pp 632–638 DOI: 10.1021/ja992375u

A New Class of Functionalized Polyoxometalates:  Synthetic, Structural, Spectroscopic, and Electrochemical Studies of Organoimido Derivatives of [Mo6O19]2- Joseph B. Strong, Glenn P. A. Yap, Robert Ostrander, Louise M. Liable-Sands, Arnold L. Rheingold, René Thouvenot, Pierre Gouzerh, and Eric A. Maatta pp 639–649 DOI: 10.1021/ja9927974 Supporting Info

Triple Bonding to Germanium:  Characterization of the Transition Metal Germylynes (η5-C5H5)(CO)2MGe-C6H3-2,6-Mes2 (M = Mo, W; Mes = −C6H2-2,4,6-Me3) and (η5-C5H5)(CO)2MGe-C6H3-2,6-Trip2 (M = Cr, Mo, W; Trip = −C6H2-2,4,6-i-Pr3) and the Related Single Bonded Metallogermylenes (η5-C5H5)(CO)3M-e-C6H3-2,6-Trip2 (M = Cr, W) Lihung Pu, Brendan Twamley, Scott T. Haubrich, Marilyn M. Olmstead, Benjamin V. Mork, Richard S. Simons, and Philip P. Power pp 650–656 DOI: 10.1021/ja992937+ Supporting Info

Lifetime- and Color-Tailored Fluorophores in the Micro- to Millisecond Time Regime Jiyan Chen and Paul R. Selvin pp 657–660 DOI: 10.1021/ja9913986

Production and IR Absorption of Cyclic CS2 in Solid Ar Mohammed Bahou, Yu-Chang Lee, and Yuan-Pern Lee pp 661–667 DOI: 10.1021/ja991926d

Theoretical Studies of Carbocations in Ion Pairs. 5.1 Structures and Interconversion of the 3-Methyl-2-butyl Cation and 2,3-Dimethyl-1-Protonated Cyclopropane Dan Frcaşiu, Steven H. Norton, and Dan Hâncu pp 668–676 DOI: 10.1021/ja992271j Supporting Info

13C Isotope Labeling of Hydrophobic Peptides. Origin of the Anomalous Intensity Distribution in the Infrared Amide I Spectral Region of β-Sheet Structures Joseph W. Brauner, Christine Dugan, and Richard Mendelsohn pp 677–683 DOI: 10.1021/ja992522o

A Multinuclear Solid-State NMR Analysis of Vitamin B12 in Its Different Polymorphic Forms Ales Medek and Lucio Frydman pp 684–691 DOI: 10.1021/ja992939u Supporting Info

Hydrogen Bond Type Contributions to the Anomeric Effect in S−C−P(O) and S−C−P(S) Segments Gabriel Cuevas pp 692–698 DOI: 10.1021/ja9731231

Regioselective Activation of Ipso and Ortho Positions in Chlorobenzene by FeO+ Mark Brönstrup, Claudia Trage, Detlef Schröder, and Helmut Schwarz pp 699–704 DOI: 10.1021/ja993232a

Quantum Monte Carlo and Density Functional Theory Characterization of 2-Cyclopentenone and 3-Cyclopentenone Formation from O(3P) + Cyclopentadiene Jeffrey C. Grossman, William A. Lester, Jr., and Steven G. Louie pp 705–711 DOI: 10.1021/ja983879f

Preparation of Tertiary Benzylic Nitriles from Aryl Fluorides Stéphane Caron, Enrique Vazquez, and Jill M. Wojcik pp 712–713 DOI: 10.1021/ja9933846 Supporting Info

Ruthenium-Catalyzed Cycloisomerizations of 1,6- and 1,7-Enynes Barry M. Trost and F. Dean Toste pp 714–715 DOI: 10.1021/ja993401r Supporting Info

Nonoriented d(CGCGAATTCGCG)2 Dodecamer Persists in the B-Form Even at Low Water Activity Arthur Pichler, Simon Rüdisser, Rudolf H. Winger, Klaus R. Liedl, Andreas Hallbrucker, and Erwin Mayer pp 716–717 DOI: 10.1021/ja993010c

A S = 7 Ground Spin-State Cluster Built from Three Shells of Different Spin Carriers Ferromagnetically Coupled, Transition-Metal Ions and Nitroxide Free Radicals Kira E. Vostrikova, Dominique Luneau, Wolfgang Wernsdorfer, Paul Rey, and Michel Verdaguer pp 718–719 DOI: 10.1021/ja993210o Supporting Info

Paramagnetic Enediyne Antibiotic C-1027:  Spin Identification and Characterization of Radical Species Masahiro Hirama, Kimio Akiyama, Toshiyuki Tanaka, Takeshi Noda, Kyo-ichiro Iida, Itaru Sato, Ryuji Hanaishi, Sumiko Fukuda-Ishisaka, Masaji Ishiguro, Toshio Otani, and John E. Leet pp 720–721 DOI: 10.1021/ja993256h Supporting Info

Isotopic Perturbations in Aromatic Character and New Closely Related Conformers Found in [16]- and [18]Annulene Cheryl D. Stevenson and Todd L. Kurth pp 722–723 DOI: 10.1021/ja993604f Supporting Info

The Conformations of Taxol in Chloroform James P. Snyder, Neysa Nevins, Daniel O. Cicero, and Johanna Jansen pp 724–725 DOI: 10.1021/ja9930115

A Monomeric Samarium Bis(Iminophosphorano) Chelate Complex with a SmC Bond Kasani Aparna, Michael Ferguson, and Ronald G. Cavell pp 726–727 DOI: 10.1021/ja9936114 Supporting Info

Photochemistry of a Tropolone Ether and 2,2-Dimethyl-1-(2H)-naphthalenones within a Zeolite:  Enhanced Diastereoselectivity via Confinement Abraham Joy, Sundararajan Uppili, Matthew R. Netherton, John R. Scheffer, and V. Ramamurthy pp 728–729 DOI: 10.1021/ja993746+ Supporting Info

Boratabenzene Complexes of Cr(III) Jonathan S. Rogers, Xianhui Bu, and Guillermo C. Bazan pp 730–731 DOI: 10.1021/ja993378+ Supporting Info

Cycloaddition Chemistry at Surfaces:  Reaction of Alkenes with the Diamond(001)-2 × 1 Surface J. S. Hovis, S. K. Coulter, and R. J. HamersM. P. D'EvelynJ. N. Russell, Jr. and J. E. Butler pp 732–733 DOI: 10.1021/ja9929077

Fabrication and Self-Optimization of Multivalent Receptors on Nanoparticle Scaffolds Andrew K. Boal and Vincent M. Rotello pp 734–735 DOI: 10.1021/ja993900s Supporting Info

A Novel and Mild Metal-Exchange Reaction in the Organometallic Cyclopentadienyl Series:  1,1‘-Diaryl 2-Cymantrenyl 1-Butene as an Example Siden Top, El Bachir Kaloun, and Gérard Jaouen pp 736–737 DOI: 10.1021/ja991915k

Stability of a Minimalist, Aromatic Cluster in Aqueous Mixtures of Fluoro Alcohol Hormuzd R. Mulla and Arthur Cammers-Goodwin pp 738–739 DOI: 10.1021/ja993363b Supporting Info

Consequences of Heteroatomic C-6 Substitution on Rates of the Oxyanionic Cope Rearrangement. The Remarkable Accelerating Effect of Sulfide Groups Leo A. Paquette, Y. Ravindra Reddy, Fredrik Haeffner, and K. N. Houk pp 740–741 DOI: 10.1021/ja993725f

Tyrosine Sulfation on a PSGL-1 Glycopeptide Influences the Reactivity of Glycosyltransferases Responsible for Synthesis of the Attached O-Glycan Kathryn M. Koeller, Mark E. B. Smith, and Chi-Huey Wong pp 742–743 DOI: 10.1021/ja993820o Supporting Info

Functionalization of Diamond(100) by Diels−Alder Chemistry George T. Wang and Stacey F. BentJohn N. Russell, Jr. and James E. ButlerMark P. D'Evelyn pp 744–745 DOI: 10.1021/ja993024i

Hydrogen Bonded Cluster Can Specify the Native State of a Protein R. Blake Hill, Jae-Kyoung Hong, and William F. DeGrado pp 746–747 DOI: 10.1021/ja9919332 Supporting Info

Allosteric Chirality Amplification in Zinc Bilinone Dimer Tadashi Mizutani, Noriaki Sakai, Shigeyuki Yagi, Toru Takagishi, Susumu Kitagawa, and Hisanobu Ogoshi pp 748–749 DOI: 10.1021/ja993121b Supporting Info

Fractals in Chemistry By Walter G. Rothschild (Wayne State University). Wiley Publishers:  New York. 1998. 206 pp. $69.95. ISBN 0-471-17968-X. Douglas K. Ludlow p 750 DOI: 10.1021/ja985769e

New Applications of the n-Pentenyl Glycoside Method in the Synthesis and Immunoconjugation of Fucosyl GM1:  A Highly Tumor-Specific Antigen Associated with Small Cell Lung Carcinoma [J. Am. Chem. Soc. 1999, 121, 10875−10882]. Jennifer R. Allen and Samuel J. Danishefsky p 750 DOI: 10.1021/ja9955417

Issue 05

Zirconium-Mediated Metathesis of Imines:  A Study of the Scope, Longevity, and Mechanism of a Complicated Catalytic System Rebecca L. Zuckerman, Shane W. Krska, and Robert G. Bergman pp 751–761 DOI: 10.1021/ja992869r Supporting Info

Catalytic Asymmetric Strecker Synthesis. Preparation of Enantiomerically Pure α-Amino Acid Derivatives from Aldimines and Tributyltin Cyanide or Achiral Aldehydes, Amines, and Hydrogen Cyanide Using a Chiral Zirconium Catalyst Haruro Ishitani, Susumu Komiyama, Yoshiki Hasegawa, and Shū Kobayashi pp 762–766 DOI: 10.1021/ja9935207 Supporting Info

Reevaluation of the Additivity Relationship for Vanadyl−Imidazole Complexes:  Correlation of the EPR Hyperfine Constant with Ring Orientation Thomas S. Smith, II, Charles A. Root, Jeff W. Kampf, Paul G. Rasmussen, and Vincent L. Pecoraro pp 767–775 DOI: 10.1021/ja991552o Supporting Info

Cation-Selective Color Sensors Composed of Ionophore−Phospholipid−Polydiacetylene Mixed Vesicles Sofiya Kolusheva, Tamar Shahal, and Raz Jelinek pp 776–780 DOI: 10.1021/ja9924288

The Mechanism of Phosphodiester Hydrolysis:  Near In-line Attack Conformations in the Hammerhead Ribozyme Rhonda A. Torres and Thomas C. Bruice pp 781–791 DOI: 10.1021/ja993094p

Resonance Raman Spectroscopy as a Probe of the Bis(μ-oxo)dicopper Core Patrick L. Holland, Christopher J. Cramer, Elizabeth C. Wilkinson, Samiran Mahapatra, Kenton R. Rodgers, Shinobu Itoh, Masayasu Taki, Shunichi Fukuzumi, Lawrence Que, Jr., and William B. Tolman pp 792–802 DOI: 10.1021/ja992003l Supporting Info

Doubly N-Confused Porphyrin:  A New Complexing Agent Capable of Stabilizing Higher Oxidation States Hiroyuki Furuta, Hiromitsu Maeda, and Atsuhiro Osuka pp 803–807 DOI: 10.1021/ja992679g Supporting Info

No Van Vleck-Type Paramagnetism in In2ZrBr6 Martin Jansen, Norbert Wagner, Michael Becker, and Ulrich Wedig pp 808–809 DOI: 10.1021/ja9927117 Supporting Info

Toward Metal-Capped One-Dimensional Carbon Allotropes:  Wirelike C6−C20 Polyynediyl Chains That Span Two Redox-Active (η5-C5Me5)Re(NO)(PPh3) Endgroups Roman Dembinski, Tamás Bartik, Berit Bartik, Monika Jaeger, and J. A. Gladysz pp 810–822 DOI: 10.1021/ja992747z Supporting Info

Monolithic Mesophase Silica with Large Ordering Domains N. A. Melosh, P. Davidson, and B. F. Chmelka pp 823–829 DOI: 10.1021/ja992801b

Proteins Immobilized at the Galleries of Layered α-Zirconium Phosphate:  Structure and Activity Studies Challa V. Kumar and Anita Chaudhari pp 830–837 DOI: 10.1021/ja993310u Supporting Info

Sc9Te2:  A Two-Dimensional Distortion Wave in the Scandium-Richest Telluride Paul A. Maggard and John D. Corbett pp 838–843 DOI: 10.1021/ja993316j Supporting Info

Coupled Electronic States in trans-Dioxo Complexes of Rhenium(V) and Osmium(VI) Probed by Near-Infrared and Visible Luminescence Spectroscopy Carole Savoie and Christian Reber pp 844–852 DOI: 10.1021/ja993305q

Zr1-xTixSb:  A Novel Antimonide on the Quasibinary Section ZrSb−TiSb with a Complex Crystal Structure Exhibiting Linear Sb Chains and Fragments of the TiSb Structure Holger Kleinke pp 853–860 DOI: 10.1021/ja993423d Supporting Info

End-On Azido-Bridged Copper Dimers:  Spin Population Analysis and Spin Polarization Effect as Exhibited by Valence-Bond/Broken Symmetry, Density Functional Methods Catherine Blanchet-Boiteux and Jean-Marie Mouesca pp 861–869 DOI: 10.1021/ja990241a

A Computational Study of Cation−π Interactions vs Salt Bridges in Aqueous Media:  Implications for Protein Engineering Justin P. Gallivan and Dennis A. Dougherty pp 870–874 DOI: 10.1021/ja991755c

Comparison of the Adsorption of Linear Alkanesulfonate and Linear Alkylbenzenesulfonate Surfactants at Liquid Interfaces M. R. Watry and G. L. Richmond pp 875–883 DOI: 10.1021/ja9917666

Photoreduction of Polycyclic DBO-Type Azoalkanes with Amines to Hydrazine Products Waldemar Adam and Achim Nikolaus pp 884–888 DOI: 10.1021/ja9918167 Supporting Info

A 31P Dynamic NMR Study of the Bond Shift Rearragement in Solid Li3P7 Tapas Sen, Raphy Poupko, Ulrich Fleischer, Herbert Zimmermann, and Zeev Luz pp 889–896 DOI: 10.1021/ja992452l

Mechanism and Quantum Mechanical Tunneling Effects on Inner Hydrogen Atom Transfer in Free Base Porphyrin:  A Direct ab Initio Dynamics Study Dilip K. Maity, Robert L. Bell, and Thanh N. Truong pp 897–906 DOI: 10.1021/ja9925094

Crystal Structure Prediction by Global Optimization as a Tool for Evaluating Potentials:  Role of the Dipole Moment Correction Term in Successful Predictions Jaroslaw Pillardy, Ryszard J. Wawak, Yelena A. Arnautova, Cezary Czaplewski, and Harold A. Scheraga pp 907–921 DOI: 10.1021/ja9929990

Formation and Characterization of the Indium Hydride Molecules H2InCl and HInCl2:  Matrix Isolation and Quantum Chemical Studies Hans-Jörg Himmel, Anthony J. Downs, and Tim M. Greene pp 922–930 DOI: 10.1021/ja9932333

Characterization of the Tryptophan Tryptophyl-Semiquinone Catalytic Intermediate of Methylamine Dehydrogenase by Electron Spin−Echo Envelope Modulation Spectroscopy Vinita Singh, Zhenyu Zhu, Victor L. Davidson, and John McCracken pp 931–938 DOI: 10.1021/ja9934246

Equilibrium Structure of cis-Hex-3-ene-1,5-diyne and Relevance to the Bergman Cyclization Robert J. McMahon, Robert J. Halter, Ryan L. Fimmen, Robb J. Wilson, Sean A. Peebles, Robert L. Kuczkowski, and John F. Stanton pp 939–949 DOI: 10.1021/ja9934908 Supporting Info

A Lewis Acid Adduct of an Alanediyl:  An Aluminum(I)−Boron Donor−Acceptor Bond John D. Gorden, Andreas Voigt, Charles L. B. Macdonald, Joel S. Silverman, and Alan H. Cowley pp 950–951 DOI: 10.1021/ja993537p Supporting Info

Excited State Energy Distribution and Redistribution and Chemical Reactivity; Mechanistic and Exploratory Organic Photochemistry1,2 Howard E. Zimmerman and I. V. Alabugin pp 952–953 DOI: 10.1021/ja9933801 Supporting Info

C−H Bond Activation by a Rare Cationic Iridium Dinitrogen Complex. An Important Electronic Effect in the Chemistry of the Hydridotris(pyrazolyl)borate Ligand David M. Tellers and Robert G. Bergman pp 954–955 DOI: 10.1021/ja993347e Supporting Info

Hydroformylation Reactions Using Recyclable Rhodium-Complexed Dendrimers on Silica S. Christine Bourque and Howard AlperLeo E. ManzerPrabhat Arya pp 956–957 DOI: 10.1021/ja993196f Supporting Info

Stereospecific Living Ziegler−Natta Polymerization of 1-Hexene Kumudini C. Jayaratne and Lawrence R. Sita pp 958–959 DOI: 10.1021/ja993808w Supporting Info

Phage Display of Selenopeptides Karen E. Sandman, Jack S. Benner, and Christopher J. Noren pp 960–961 DOI: 10.1021/ja992462m Supporting Info

Five-Coordinate Intermediates in Carbon−Carbon Reductive Elimination Reactions from Pt(IV) Dawn M. Crumpton and Karen I. Goldberg pp 962–963 DOI: 10.1021/ja9912123 Supporting Info

Characterization of Stereoisomers of Spirophosphoranes Bearing an Eight-Membered Ring:  Implications on Apicophilicity in Trigonal Bipyramidal Phosphorus Sudha Kumaraswamy, C. Muthiah, and K. C. Kumara Swamy pp 964–965 DOI: 10.1021/ja992304v Supporting Info

The Hydration Number of Li+ in Liquid Water Susan B. Rempe, Lawrence R. Pratt, Gerhard Hummer, Joel D. Kress, Richard L. Martin, and Antonio Redondo pp 966–967 DOI: 10.1021/ja9924750

A Selective and Sensitive Fluoroionophore for HgII, AgI, and CuII with Virtually Decoupled Fluorophore and Receptor Units Knut Rurack, Matthias Kollmannsberger, Ute Resch-Genger, and Jörg Daub pp 968–969 DOI: 10.1021/ja992630a Supporting Info

Reduction of Carbon Dioxide by Magnetite:  Implications for the Primordial Synthesis of Organic Molecules Q. W. Chen and Detlef W. Bahnemann pp 970–971 DOI: 10.1021/ja991278y

Reactivity of an Osmium Silylene Complex toward Chlorocarbons:  Promotion of Metal Redox Chemistry by a Silylene Ligand and Relevance to the Mechanism of the Direct Process Paulus W. Wanandi, Paul B. Glaser, and T. Don Tilley pp 972–973 DOI: 10.1021/ja993089l

Toward Conjugated Double Helical Ladder Polymers:  Cyclooctatetrathiophene as a Highly Versatile Double Helical Scaffold Michael J. Marsella, In Tae Kim, and Fook Tham pp 974–975 DOI: 10.1021/ja9939340 Supporting Info

Rhodium-Catalyzed Asymmetric Arylation of Imines with Organostannanes. Asymmetric Synthesis of Diarylmethylamines Tamio Hayashi and Mitsuo Ishigedani pp 976–977 DOI: 10.1021/ja9927220 Supporting Info

Iron-Catalyzed Olefin Carbometalation Masaharu Nakamura, Atsushi Hirai, and Eiichi Nakamura pp 978–979 DOI: 10.1021/ja983066r Supporting Info

Neomycin−Acridine Conjugate:  A Potent Inhibitor of Rev-RRE Binding Sarah R. Kirk, Nathan W. Luedtke, and Yitzhak Tor pp 980–981 DOI: 10.1021/ja993387i Supporting Info

Patterned Noncovalent Binding and Metallization of Adsorbates in Thin Film Nanocavities Walter J. Dressick, Mu-San Chen, and Susan L. Brandow pp 982–983 DOI: 10.1021/ja992285p

Intramolecular Spin Alignment Utilizing the Excited Molecular Field between the Triplet (S = 1) Excited State and the Dangling Stable Radicals (S = 1/2) as Studied by Time-Resolved Electron Spin Resonance:  Observation of the Excited Quartet (S = 3/2) and Quintet (S = 2) States on the Purely Organic π-Conjugated Spin Systems Yoshio Teki, Sadaharu Miyamoto, Koji Iimura, Masaaki Nakatsuji, and Yozo Miura pp 984–985 DOI: 10.1021/ja993151e

Excited-State Double Proton Transfer on 3-Iodo-7-Azaindole Dimer in a Single Crystal Pi-Tai Chou, Ju-Hsiou Liao, Ching-Yen Wei, Chan-Yi Yang, Wei-Shan Yu, and Yi-Hsuan Chou pp 986–987 DOI: 10.1021/ja993700g Supporting Info

Dynamic Monolayer Gradients:  Active Spatiotemporal Control of Alkanethiol Coatings on Thin Gold Films Roger H. Terrill, Karin M. Balss, Yumo Zhang, and Paul W. Bohn pp 988–989 DOI: 10.1021/ja993442n

Galactose Oxidase Pro-Sequence Cleavage and Cofactor Assembly Are Self-Processing Reactions Melanie S. Rogers, Andrew J. Baron, Michael J. McPherson, Peter F. Knowles, and David M. Dooley pp 990–991 DOI: 10.1021/ja993385y

Hierarchically Imprinted Sorbents for the Separation of Metal Ions Sheng Dai, M. C. Burleigh, Y. H. Ju, H. J. Gao, J. S. Lin, S. J. Pennycook, C. E. Barnes, and Z. L. Xue pp 992–993 DOI: 10.1021/ja993168x Supporting Info

Monolithic Mesoporous Silica Templated by Microemulsion Liquid Crystals Pingyun Feng, Xianhui Bu, Galen D. Stucky, and David J. Pine pp 994–995 DOI: 10.1021/ja992921j Supporting Info

Chiral Diketimines as Ligands in Pd-Catalyzed Reactions:  Prediction of Catalyst Activity by the AMS Model Manfred T. Reetz, Gerd Haderlein, and Klaus Angermund pp 996–997 DOI: 10.1021/ja9930566 Supporting Info

On the Electronic Structure of (Phosphino)(silyl)carbenes:  Single-Crystal X-ray Diffraction and ELF Analyses Tsuyoshi Kato, Heinz Gornitzka, Antoine Baceiredo, Andreas Savin, and Guy Bertrand pp 998–999 DOI: 10.1021/ja9939542 Supporting Info

Excited State Energy Distribution and Redistribution and Chemical Reactivity; Mechanistic and Exploratory Organic Photochemistry J. Am. Chem. Soc. 2000, 122, 952−953. Howard E. Zimmerman and I. V. Alabugin p 1000 DOI: 10.1021/ja004642y

Chemical Creativity:  Ideas from the Work of Woodward, Hückel, Meerwein, and Others By Jerome A. Berson (Yale University). Wiley-VCH:  Weinheim and New York. 1999. xii + 195 pp. $62.95. ISBN 3-527-29754-5 David J. Austin p 1000 DOI: 10.1021/ja995726d

Issue 06

Varied Molecular Interactions at the Active Sites of Several DNA Polymerases:  Nonpolar Nucleoside Isosteres as Probes Juan C. Morales and Eric T. Kool pp 1001–1007 DOI: 10.1021/ja993464+

Proton Transfer and Carbon−Carbon Bond Cleavage in the Elimination of Indole Catalyzed by Escherichia coli Tryptophan Indole-Lyase Robert S. Phillips, Bakthavatsalam Sundararaju, and Nicolai G. Faleev pp 1008–1014 DOI: 10.1021/ja991647q

RNA Diels−Alderases:  Relationships between Unique Sequences and Catalytic Function Theodore M. Tarasow, Sandra L. Tarasow, and Bruce E. Eaton pp 1015–1021 DOI: 10.1021/ja992448+ Supporting Info

Characterization of Proton-Transfer Catalysis by Serum Albumins Florian Hollfelder, Anthony J. Kirby, Dan S. Tawfik, Kazuya Kikuchi, and Donald Hilvert pp 1022–1029 DOI: 10.1021/ja993471y

Hydrogen Bond Geometry and 2H/1H Fractionation in Proteins Peter M. Bowers and Rachel E. Klevit pp 1030–1033 DOI: 10.1021/ja9927016

Protein Docking and Gated Electron-Transfer Reactions between Zinc Cytochrome c and the New Plastocyanin from the Fern Dryopteris crassirhizoma. Direct Kinetic Evidence for Multiple Binary Complexes Ekaterina V. Pletneva, D. Bruce Fulton, Takamitsu Kohzuma, and Nenad M. Kostić pp 1034–1046 DOI: 10.1021/ja993353a Supporting Info

Ferredoxin-Mediated Electrocatalytic Dehalogenation of Haloalkanes by Cytochrome P450cam Marc Wirtz, Josef Klucik, and Mario Rivera pp 1047–1056 DOI: 10.1021/ja993648o

Theoretical Study of Electron Transfer between the Photolyase Catalytic Cofactor FADH- and DNA Thymine Dimer Jens Antony, Dmitry M. Medvedev, and Alexei A. Stuchebrukhov pp 1057–1065 DOI: 10.1021/ja993784t

A New Class of Silatranes:  Structure and Dynamic NMR Behavior1 A. Chandrasekaran, Roberta O. Day, and Robert R. Holmes pp 1066–1072 DOI: 10.1021/ja9926360 Supporting Info

Synthesis and Characterization of the Tris(methylthio)sulfonium Salt [(CH3S)3S]+SbF6-1 Rolf Minkwitz, Andreas Kornath, Wolfgang Sawodny, Volker Typke, and Jerry A. Boatz pp 1073–1078 DOI: 10.1021/ja9917518

Selective Alcohol Oxidation with Molecular Oxygen Catalyzed by Os−Cr and Ru−Cr Complexes Patricia A. Shapley, Najie Zhang, Jana L. Allen, Douglas H. Pool, and Hong-Chang Liang pp 1079–1091 DOI: 10.1021/ja982171y Supporting Info

Hydrogen Atom Abstraction by Metal−Oxo and Metal−Superoxo Complexes:  Kinetics and Thermodynamics Andreja Bakac pp 1092–1097 DOI: 10.1021/ja993371s

CASSCF and CASPT2 Ab Initio Electronic Structure Calculations Find Singlet Methylnitrene Is an Energy Minimum Carl R. Kemnitz, G. Barney Ellison, William L. Karney, and Weston Thatcher Borden pp 1098–1101 DOI: 10.1021/ja9907257 Supporting Info

Investigation of Carbohydrate Conformation in Solution and in Powders by Double-Quantum NMR Sapna Ravindranathan, Xiaolong Feng, Torgny Karlsson, Göran Widmalm, and Malcolm H. Levitt pp 1102–1115 DOI: 10.1021/ja9910863

Assemblies of “Hinged” Iron−Porphyrins as Potential Oxygen Sensors Gonen Ashkenasy, Albena Ivanisevic, Rami Cohen, Clifford E. Felder, David Cahen, Arthur B. Ellis, and Abraham Shanzer pp 1116–1122 DOI: 10.1021/ja991935m

A Detailed NMR-Based Model for CO on Pt Catalysts in an Electrochemical Environment:  Shifts, Relaxation, Back-Bonding, and the Fermi-Level Local Density of States YuYe Tong, Cynthia Rice, Andrzej Wieckowski, and Eric Oldfield pp 1123–1129 DOI: 10.1021/ja9922274

Can Benzylic Amide [2]Catenane Rings Rotate on Graphite? Michael S. Deleuze pp 1130–1143 DOI: 10.1021/ja992458a

Chemical Bonding in Hypervalent Molecules Revised. 3. Application of the Atoms in Molecules Theory to Y3X−CH2 (X = N, P, or As; Y = H or F) and H2X−CH2 (X = O, S, or Se) Ylides J. A. Dobado, Henar Martínez-García, Jos Molina Molina, and Markku R. Sundberg pp 1144–1149 DOI: 10.1021/ja992672z Supporting Info

The Importance of Transient States at Higher Coverages in Catalytic Reactions Matthew Neurock, Venkataraman Pallassana, and Rutger A. van Santen pp 1150–1153 DOI: 10.1021/ja992723s

Thiazole and Thiophene Analogues of Donor−Acceptor Stilbenes:  Molecular Hyperpolarizabilities and Structure−Property Relationships Eric M. Breitung, Ching-Fong Shu, and Robert J. McMahon pp 1154–1160 DOI: 10.1021/ja9930364 Supporting Info

Molecular Conformations of the Polymorphic Forms of Cimetidine from 13C Solid-State NMR Distance and Angle Measurements David A. Middleton, Cecile S. Le Duff, Xin Peng, David G. Reid, and David Saunders pp 1161–1170 DOI: 10.1021/ja993067z

129Xe NMR Spectroscopy of Deuterium-Labeled Cryptophane-A Xenon Complexes:  Investigation of Host−Guest Complexation Dynamics Thierry Brotin, Anne Lesage, Lyndon Emsley, and André Collet pp 1171–1174 DOI: 10.1021/ja993053t

Light Harvesting and Energy Transfer in Laser−Dye-Labeled Poly(aryl ether) Dendrimers Alex Adronov, Sylvain L. Gilat, Jean M. J. Fréchet, Kaoru Ohta, Frederik V. R. Neuwahl, and Graham R. Fleming pp 1175–1185 DOI: 10.1021/ja993272e

The Melting Point Alternation in α,ω-Alkanedithiols Venkat R. Thalladi, Roland Boese, and Hans-Christoph Weiss pp 1186–1190 DOI: 10.1021/ja993422l Supporting Info

Mechanism of Peroxynitrite Oxidation of Aliphatic CH Bonds in Saturated and Unsaturated Hydrocarbons. A Theoretical Model for the CH Oxidation of Lipids Gennady V. Shustov, Richard Spinney, and Arvi Rauk pp 1191–1199 DOI: 10.1021/ja993533k Supporting Info

Detection of Nonideal Mixing of Phospholipids in Fluid Bilayers Sijbren Otto, Vaclav Janout, Audrey F. DiGiorgio, Malinda C. Young, and Steven L. Regen pp 1200–1204 DOI: 10.1021/ja993585+

Synthesis and Characterization of DNA-Modified Silicon (111) Surfaces Todd Strother, Wei Cai, Xinsheng Zhao, Robert J. Hamers, and Lloyd M. Smith pp 1205–1209 DOI: 10.1021/ja9936161

Is the Hydrogen Bond in Water Dimer and Ice Covalent? Tapan K. Ghanty, Viktor N. Staroverov, Patrick R. Koren, and Ernest R. Davidson pp 1210–1214 DOI: 10.1021/ja9937019

Rapid Assembly of Substituted Dihydrocyclohepta[3,4]pyrrolo[1,2-a]indoles via a Novel, Carbene-Based, Rearrangement Reaction Lisa F. Frey, Richard D. Tillyer, Stephane G. Ouellet, Robert A. Reamer, Edward J. J. Grabowski, and Paul J. Reider pp 1215–1216 DOI: 10.1021/ja992911i Supporting Info

Near-IR Two-Photon Photoinitiated Polymerization Using a Fluorone/Amine Initiating System Kevin D. Belfield, Xiaobin Ren, Eric W. Van Stryland, David J. Hagan, Vladislav Dubikovsky, and Edward J. Miesak pp 1217–1218 DOI: 10.1021/ja991990v

Chelation-Aided Generation of Ketone α,β-Dianions and Their Use as Copper Ate Complexes. Unprecedented Enolate Intervention in the Conjugate Addition to Enones Ilhyong Ryu, Hiroyuki Nakahira, Masanobu Ikebe, Noboru Sonoda, Shin-ya Yamato, and Mitsuo Komatsu pp 1219–1220 DOI: 10.1021/ja993577t Supporting Info

Metal-Catalyzed Carbocyclization by Intramolecular Reaction of Allylsilanes and Allylstannanes with Alkynes Carolina Fernández-Rivas, María Méndez, and Antonio M. Echavarren pp 1221–1222 DOI: 10.1021/ja993524b Supporting Info

Titanium(IV) Aryloxide Catalyzed Cyclization Reactions of 1,6- and 1,7-Dienes Sentaro Okamoto and Tom Livinghouse pp 1223–1224 DOI: 10.1021/ja9922680 Supporting Info

Migration Effects for Small Phosphate-Labeled Single-Stranded DNA Fragments in Gels:  Prediction and Experiment Udayan Mohanty, Tim Searls, and Larry W. McLaughlin pp 1225–1226 DOI: 10.1021/ja992241g Supporting Info

Sensitive Wavelength Dependence of PdC And Pd Formation from Photolysis of Bis(hexafluoroacetylacetonato)palladium(II) Peter Muraoka, Daniel Byun, and Jeffrey I. Zink pp 1227–1228 DOI: 10.1021/ja993476v

A Totally Synthetic Peroxynitritase Model That Is a Postfunctional Suicide Catalyst Xiaoping Zhang and Daryle H. Busch pp 1229–1230 DOI: 10.1021/ja9924344 Supporting Info

NMR Spin−Spin Coupling Constants for Hydrogen Bonds of [F(HF)n]-, n = 1−4, Clusters S. Ajith Perera and Rodney J. Bartlett pp 1231–1232 DOI: 10.1021/ja993275r

Molecular Recognition and Electron Transfer Across a Hydrogen Bonding Interface Tarek H. Ghaddar, Edward W. Castner, and Stephan S. Isied pp 1233–1234 DOI: 10.1021/ja9930465 Supporting Info

Total Synthesis of (−)-Mycalolide A Ping Liu and James S. Panek pp 1235–1236 DOI: 10.1021/ja994003r Supporting Info

Crystal Structure of Epoxomicin:20S Proteasome Reveals a Molecular Basis for Selectivity of α‘,β‘-Epoxyketone Proteasome Inhibitors Michael Groll, Kyung Bo Kim, Norman Kairies, Robert Huber, and Craig M. Crews pp 1237–1238 DOI: 10.1021/ja993588m Supporting Info

NO- Anion Trapped in a Molecular Oxide Bowl N. Kawanami, T. Ozeki, and A. Yagasaki pp 1239–1240 DOI: 10.1021/ja993539+ Supporting Info

The Use of Differential Chemical Shifts for Determining the Binding Site Location and Orientation of Protein-Bound Ligands Ales Medek, Philip J. Hajduk, Jamey Mack, and Stephen W. Fesik pp 1241–1242 DOI: 10.1021/ja993921m

Dendrimer-Encapsulated Pd Nanoparticles as Fluorous Phase-Soluble Catalysts Victor Chechik and Richard M. Crooks pp 1243–1244 DOI: 10.1021/ja9936870

Direct Chlorohydrin and Acetoxy Alcohol Synthesis from Olefins Promoted by a Lewis Acid, Bis(trimethylsilyl) Peroxide and (CH3)3SiX Isao Sakurada, Shingo Yamasaki, Richard Göttlich, Takehiko Iida, Motomu Kanai, and Masakatsu Shibasaki pp 1245–1246 DOI: 10.1021/ja993492s Supporting Info

Gas-Phase Basicity of (CH3)3N+-C6H4-COO- Zwitterions:  A New Class of Organic Super Bases Eric F. Strittmatter, Richard L. Wong, and Evan R. Williams pp 1247–1248 DOI: 10.1021/ja9934495

Double Nuclear Coherence Transfer (DONUT)-HYSCORE:  A New Tool for the Assignment of Nuclear Frequencies in Pulsed EPR Experiments [J. Am. Chem. Soc. 1998, 120, 7020−7029]. D. Goldfarb, V. Kofman, J. A. Shanzer, R. Rahmatouline, S. Van Doorslaer, and A. Schweiger p 1249 DOI: 10.1021/ja995517t

Pesticide Chemistry and Bioscience:  The Food−Environment Challenge Edited by Gerald T. Brooks (University of Portsmouth) and Terry R. Roberts (JSC International Ltd). Royal Society of Chemistry:  Cambridge, UK. 1999. x + 440 pp. $100.00. ISBN 0-85404-709-3. p 1250 DOI: 10.1021/ja995751j

Alkaloids:  Chemical and Biological Perspectives. Volume 13 Edited by S. William Pelletier (Institute for Natural Products Research and University of Georgia, Athens). Pergamon:  New York. 1999. xviii + 430 pp. $264.00. ISBN 0-08-043403-7. p 1250 DOI: 10.1021/ja995784z

Theilheimer's Synthetic Methods of Organic Chemistry. Volume 55 Edited by Alan F. Finch (Cambridge). Karger:  Basel, Switzlerland. 1999. xxiv + 304 pp. $430.50. ISBN 3-8055-6889-4. p 1250 DOI: 10.1021/ja995785r

Gardner's Chemical Synonyms and Trade Names. 11th Edition Edited by G. W. A. Milne (Ashgate Publishing). Ashgate Publishing Co.:  Brookfield, VT. 1999. xvi + 1424 pp. $295.00. ISBN 0-566-08190-3. p 1250 DOI: 10.1021/ja995786j

Structure and Properties of Glassy Polymers. ACS Symposium Series 710 Edited by Martin R. Tant (Eastman Chemical Co.) and Anita J. Hill (CSIRO). Oxford University Press:  New York. 1999. x + 470 pp. $135.00. ISBN 0-8412-3588-0. p 1250 DOI: 10.1021/ja995789w

Electrolytes:  Equilibria in Solutions and Phase Equilibria. Calculation of Multicomponent Systems and Experimental Data on the Activities of Water, Vapor Pressures, and Osmotic Coefficients By G. G. Aseyev (Khar'kov State Institute of Culture). Translated by Stanislav N. Gorin. Begell House:  New York. 1999. vi + 758 pp. $225.00. ISBN 1-56700-122-X. p 1250 DOI: 10.1021/ja995790v

Polymer Yearbook 16 Edited by Richard A. Pethrick (University of Strathclyde). Harwood Academic Publishers:  Amsterdam. 1999. x + 380 pp. $250.00. ISBN 90-5702-473-X. p 1250 DOI: 10.1021/ja995791n

Progress in Heterocyclic Chemistry. Volume 11 Edited by G. W. Gribble (Dartmouth College) and T. L. Gilchrist (University of Liverpool). Pergamon:  Kidlington, UK. 1999. x + 358 pp. $150.00. ISBN 0-08-043407-X. p 1250 DOI: 10.1021/ja995792f

Photochemistry of Planetary Atmospheres By Yuk L. Yung (Academica Sinica) and William B. DeMore. Oxford University Press:  New York. 1999. xiv + 456 pp. $70.00. ISBN 0-19-510501-X. p 1250 DOI: 10.1021/ja9957938

Issue 07

Arabinofuranosyl Oligosaccharides from Mycobacteria:  Synthesis and Effect of Glycosylation on Ring Conformation and Hydroxymethyl Group Rotamer Populations Francis W. D'Souza, Joseph D. Ayers, Patrick R. McCarren, and Todd L. Lowary pp 1251–1260 DOI: 10.1021/ja993543l Supporting Info

Enzymatic Synthesis of Oligosaccharide Analogues:  Evaluation of UDP-Gal Analogues as Donors for Three Retaining α-Galactosyltransferases Keiko Sujino, Taketo Uchiyama, Ole Hindsgaul, Nina O. L. Seto, Warren W. Wakarchuk, and Monica M. Palcic pp 1261–1269 DOI: 10.1021/ja990964u

The Role of Sugar Substituents in Glycoside Hydrolysis Mark N. Namchuk, John D. McCarter, Adam Becalski, Trevor Andrews, and Stephen G. Withers pp 1270–1277 DOI: 10.1021/ja992044h Supporting Info

The Adsorption of Unsymmetrical Spiroalkanedithiols onto Gold Affords Multi-Component Interfaces that Are Homogeneously Mixed at the Molecular Level Young-Seok Shon, Seunghwan Lee, Scott S. Perry, and T. Randall Lee pp 1278–1281 DOI: 10.1021/ja991987b

Efficient Incorporation of Unsaturated Methionine Analogues into Proteins in Vivo Jan C. M. van Hest, Kristi L. Kiick, and David A. Tirrell pp 1282–1288 DOI: 10.1021/ja992749j

Oligophenylenevinylene Phane Dimers:  Probing the Effect of Contact Site on the Optical Properties of Bichromophoric Pairs Shujun Wang, Guillermo C. Bazan, Sergei Tretiak, and Shaul Mukamel pp 1289–1297 DOI: 10.1021/ja991611y

Evidence for Transmission of Ferromagnetic Interactions through Hydrogen Bonds in Alkyne-Substituted Nitroxide Radicals:  Magnetostructural Correlations and Polarized Neutron Diffraction Studies Francisco M. Romero, Raymond Ziessel, Michel Bonnet, Yves Pontillon, Eric Ressouche, Jacques Schweizer, Bernard Delley, André Grand, and Carley Paulsen pp 1298–1309 DOI: 10.1021/ja992673r Supporting Info

New and Stereoselective Synthesis of 1,4-Disubstituted Buten-4-ols (Homoallylic Alcohol α-Adducts) from the Corresponding γ-Isomers (3,4-Disubstituted Buten-4-ols) via an Acid-Catalyzed Allyl-Transfer Reaction with Aldehydes Shin-ichi Sumida, Masanori Ohga, Junji Mitani, and Junzo Nokami pp 1310–1313 DOI: 10.1021/ja990057p Supporting Info

First Stepwise Dötz Reaction:  Isolation and Characterization of a Chelated Metallatriene Intermediate. Influence of Its Pattern of Substitution in Product Partition José Barluenga, Fernando Aznar, Ignacio Gutiérrez, Alfredo Martín, Santiago García-Granda, and M. Amparo Llorca-Baragaño pp 1314–1324 DOI: 10.1021/ja991865j Supporting Info

Enols of Carboxylic Acid Amides with β-Electron-Withdrawing Substituents Jayanta Kumar Mukhopadhyaya, Stepan Sklenák, and Zvi Rappoport pp 1325–1336 DOI: 10.1021/ja992059f Supporting Info

Template Effects in the Formation of a Tetramethylene-Bridged Hemicarceplex Darren A. Makeiff, Douglas J. Pope, and John C. Sherman pp 1337–1342 DOI: 10.1021/ja9931628 Supporting Info

Mechanistic Study of the Ring-Enlargement Reaction of (3-Oxa-2-silacyclopentyl)methyl Radicals into 4-Oxa-3-silacyclohexyl Radicals. Evidence for a Pentavalent Silicon-Bridging Radical Transition State in 1,2-Rearrangement Reactions of β-Silyl Radicals Satoshi Shuto, Isamu Sugimoto, Hiroshi Abe, and Akira Matsuda pp 1343–1351 DOI: 10.1021/ja993239s Supporting Info

Physical Organic Chemistry of Transition Metal Carbene Complexes. 18.1 Kinetics of Reversible Cyclization of the Fischer Carbene Complexes (CO)5MC(SCH2CH2OH)Ph and (CO)5MC(OCH2CH2OH)Ph (M = Cr, W) in Aqueous Acetonitrile Claude F. Bernasconi, Mahammad Ali, and Felice Lu pp 1352–1359 DOI: 10.1021/ja993418+

Highly Active and Selective Catalysts for the Formation of α-Aryl Ketones Joseph M. Fox, Xiaohua Huang, André Chieffi, and Stephen L. Buchwald pp 1360–1370 DOI: 10.1021/ja993912d Supporting Info

Electron-Donating Properties of Boratabenzene Ligands Guillermo C. Bazan, W. Donald Cotter, Zachary J. A. Komon, Rip A. Lee, and Rene J. Lachicotte pp 1371–1380 DOI: 10.1021/ja992413+ Supporting Info

Molecular Architecture Based on Metal Triangles Derived from 2,2‘-Bipyrazine (Bpz) and EnMII (M = Pt, Pd) Ralf-Dieter Schnebeck, Eva Freisinger, Frank Glahé, and Bernhard Lippert pp 1381–1390 DOI: 10.1021/ja9931325 Supporting Info

Highly Porous and Stable Metal−Organic Frameworks:  Structure Design and Sorption Properties Mohamed Eddaoudi, Hailian Li, and O. M. Yaghi pp 1391–1397 DOI: 10.1021/ja9933386

Infrared Spectra of H+(H2O)5-8 Clusters:  Evidence for Symmetric Proton Hydration Jyh-Chiang Jiang, Yi-Sheng Wang, Hai-Chou Chang, Sheng H. Lin, Yuan T. Lee, Gereon Niedner-Schatteburg, and Huan-Cheng Chang pp 1398–1410 DOI: 10.1021/ja990033i

Primary Reaction of the Titanium-Catalyzed Oligomerization of Phosphorus in the Gas Phase Arantxa Irigoras, Joseph E. Fowler, and Jesus M. Ugalde pp 1411–1413 DOI: 10.1021/ja990726z Supporting Info

Diradical and Peroxirane Pathways in the [π2 + π2] Cycloaddition Reactions of 1Δg Dioxygen with Ethene, Methyl Vinyl Ether, and Butadiene:  A Density Functional and Multireference Perturbation Theory Study Andrea Maranzana, Giovanni Ghigo, and Glauco Tonachini pp 1414–1423 DOI: 10.1021/ja990805a Supporting Info

Stereointegrity of Tröger's Base:  Gas-Chromatographic Determination of the Enantiomerization Barrier Oliver Trapp and Volker Schurig pp 1424–1430 DOI: 10.1021/ja991184o

A Study of the Mechanism of Iron Carbonyl-Catalyzed Isomerization of 1-Pentene in the Gas Phase Using Time-Resolved Infrared Spectroscopy Gregory T. Long and Eric Weitz pp 1431–1442 DOI: 10.1021/ja9914341

Multidimensional Heteronuclear Correlation Spectroscopy of a Uniformly 15N- and 13C-Labeled Peptide Crystal:  Toward Spectral Resolution, Assignment, and Structure Determination of Oriented Molecules in Solid-State NMR Yoshitaka Ishii and Robert Tycko pp 1443–1455 DOI: 10.1021/ja9915753

A Computational Study of Reductive Elimination Reactions to Form C−H Bonds from Pt(II) and Pt(IV) Centers. Why Does Ligand Loss Precede Reductive Elimination from Six-Coordinate but Not Four-Coordinate Platinum? Kevin L. Bartlett, Karen I. Goldberg, and Weston Thatcher Borden pp 1456–1465 DOI: 10.1021/ja9915706 Supporting Info

The Metal−Ligand Bifunctional Catalysis:  A Theoretical Study on the Ruthenium(II)-Catalyzed Hydrogen Transfer between Alcohols and Carbonyl Compounds Masashi Yamakawa, Hisashi Ito, and Ryoji Noyori pp 1466–1478 DOI: 10.1021/ja991638h Supporting Info

The Enthalpy and Entropy of Reaction for Formation of P+QA- from Excited Reaction Centers of Rhodobacter sphaeroides Gregory J. Edens, M. R. Gunner, Qiang Xu, and David Mauzerall pp 1479–1485 DOI: 10.1021/ja991791b

Synthesis and Alkali Metal Ion Binding Properties of Two Rigid Sterochemical Isomers of Calix[6]arene Bis-crown-4 Michael T. Blanda, Dustin B. Farmer, Jennifer S. Brodbelt, and Brian J. Goolsby pp 1486–1491 DOI: 10.1021/ja991810h Supporting Info

Metalloion−Ligand Binding Energies and Biological Function of Metalloenzymes Such as Carbonic Anhydrase. A Study Based on ab Initio Calculations and Experimental Ion−Ligand Equilibria in the Gas Phase Michael Peschke, Arthur T. Blades, and Paul Kebarle pp 1492–1505 DOI: 10.1021/ja992406l

First 17O NMR Observation of Coordinated Water on Both Isomers of [Eu(DOTAM)(H2O)]3+:  A Direct Access to Water Exchange and its Role in the Isomerization1 Frank A. Dunand, Silvio Aime, and André E. Merbach pp 1506–1512 DOI: 10.1021/ja993204s Supporting Info

Cytochrome c Structure and Redox Function in Mixed Solvents Are Determined by the Dielectric Constant Sivashankar G. Sivakolundu and Patricia Ann Mabrouk pp 1513–1521 DOI: 10.1021/ja993225m Supporting Info

Theoretical Studies of Fundamental Pathways for Alkaline Hydrolysis of Carboxylic Acid Esters in Gas Phase Chang-Guo Zhan, Donald W. Landry, and Rick L. Ornstein pp 1522–1530 DOI: 10.1021/ja993311m

Reactions of Zirconium and Hafnium Atoms with CO:  Infrared Spectra and Density Functional Calculations of M(CO)x, OMCCO, and M(CO)2- (M = Zr, Hf; x = 1−4) Mingfei Zhou and Lester Andrews pp 1531–1539 DOI: 10.1021/ja9935613

New Photorearrangements of 2-Cyclopentenones. The Genesis and Fate of Cyclopropylcarbinyl Biradical Intermediates Leo A. Paquette, Zhong Zhao, Fabrice Gallou, and Jian Liu pp 1540–1541 DOI: 10.1021/ja994081e Supporting Info

Copper(I)-Mediated Living Radical Polymerization under Fluorous Biphasic Conditions David M. Haddleton, Stuart G. Jackson, and Stefan A. F. Bon pp 1542–1543 DOI: 10.1021/ja993478f Supporting Info

Surface Confined Ketyl Radicals via Samarium(II)-Grafted Mesoporous Silicas Iris Nagl, Markus Widenmeyer, Stefan Grasser, Klaus Köhler, and Reiner Anwander pp 1544–1545 DOI: 10.1021/ja9932535 Supporting Info

Monovalent Cations Sequester within the A-Tract Minor Groove of [d(CGCGAATTCGCG)]2, Kristen Kruger Woods, Lori McFail-Isom, Chad C. Sines, Shelley B. Howerton, Rasheeda K. Stephens, and Loren Dean Williams pp 1546–1547 DOI: 10.1021/ja9919579 Supporting Info

Trapping Aryl Radicals with Acetylene:  Evidence for C2-Accretion as a Mechanism for Polycyclic Aromatic Hydrocarbon Growth1 Atena Necula and Lawrence T. Scott pp 1548–1549 DOI: 10.1021/ja992115c

Cobalt on Mesoporous Silica:  The First Heterogeneous Pauson−Khand Catalyst Sang-Wook Kim, Seung Uk Son, Sang Ick Lee, Taeghwan Hyeon, and Young Keun Chung pp 1550–1551 DOI: 10.1021/ja9939237

Stereoselective Polymerization of a Racemic Monomer with a Racemic Catalyst:  Direct Preparation of the Polylactic Acid Stereocomplex from Racemic Lactide Christopher P. Radano, Gregory L. Baker, and Milton R. Smith, III pp 1552–1553 DOI: 10.1021/ja9930519 Supporting Info

Unprecedented Selective Aminolysis:  Aminopropyl Phosphine as a Building Block for a New Family of Air Stable Mono-, Bis-, and Tris-Primary Phosphines Kandikere Ramaiah Prabhu, Nagavarakishore Pillarsetty, Hariprasad Gali, and Kattesh V. Katti pp 1554–1555 DOI: 10.1021/ja993504+ Supporting Info

The Gene calC Encodes for a Non-Heme Iron Metalloprotein Responsible for Calicheamicin Self-Resistance in Micromonospora Ross E. Whitwam, Joachim Ahlert, Theodore R. Holman, Mark Ruppen, and Jon S. Thorson pp 1556–1557 DOI: 10.1021/ja993612w

“Macrocyclic Leaflets” C. V. Krishnamohan Sharma and Abraham Clearfield pp 1558–1559 DOI: 10.1021/ja9938377 Supporting Info

Confirmation of the Existence of Gold(I) Fluoride, AuF:  Microwave Spectrum and Structure Corey J. Evans and Michael C. L. Gerry pp 1560–1561 DOI: 10.1021/ja9938985

DNA Oxidation as a Source of Endogenous Nucleophiles:  Formation of Ethenoadenine Adducts in γ-Irradiated DNA [J. Am. Chem. Soc. 1999, 121, 9231−9232]. Wendelyn R. Jones and Peter C. Dedon p 1562 DOI: 10.1021/ja0046416

Preparing for FDA Pre-Approval Inspections Edited by Martin D. Hynes III (Eli Lilly and Co). Marcel Dekker, Inc.:  New York. 1998. $165.00. ix + 278 pp. ISBN 0-8247-0218-2. S. Indiran Pather, D. Pharm. p 1562 DOI: 10.1021/ja985784j

Phosphoinositides. Chemistry, Biochemistry, and Biomedical Applications. ACS Symposium Series 718 Edited by Karol S. Bruzik (University of Illinois at Chicago). Oxford University Press:  New York. 1998. xii + 300 pp. $115.00. ISBN 0-8412-3628-3. p 1562 DOI: 10.1021/ja9957534

The Molecular Origins of Life:  Assembling Pieces of the Puzzle Edited by André Brack (Centre Biophysique Moléculaire, CNRS). Cambridge University Press:  Cambridge, U.K. 1998. viii + 417 pp. $85.00. ISBN 0 521 56475 1. Robert D. Minard pp 1562–1563 DOI: 10.1021/ja9956876

Industrial Catalysis:  Optimizing Catalysts and Processes By R. J. Wijngaarden (Shell Chemical Co., Geismar, LA), A. Kronberg, and K. R. Westerterp (University of Twente). Wiley-VCH:  Weinheim. 1998. $185.00. 268 pp. ISBN 3-527-28581-4. Fabio H. Ribeiro pp 1563–1564 DOI: 10.1021/ja985759d

Imaging of Surfaces and Interfaces Edited by Jacek Lipkowski (University of Guelph) and Philip N. Ross (National Institutes of Health). J. Wiley & Sons:  New York. 1999. 338 pp. $125.00. ISBN 0-471-24672-7. Fu-Ren F. Fan p 1564 DOI: 10.1021/ja995760s

Issue 08

On the Salt-Induced Activation of Lyophilized Enzymes in Organic Solvents:  Effect of Salt Kosmotropicity on Enzyme Activity Michael T. Ru, Scott Y. Hirokane, Andy S. Lo, Jonathan S. Dordick, Jeffrey A. Reimer, and Douglas S. Clark pp 1565–1571 DOI: 10.1021/ja9935198

Mono-, Di-, and Trinitrenes in the Pyridine Series Sergei V. Chapyshev, Arvid Kuhn, Ming Wah Wong, and Curt Wentrup pp 1572–1579 DOI: 10.1021/ja9931067 Supporting Info

Quintet and Septet State Systems Based on Pyridylnitrenes:  Effects of Substitution on Open-Shell High-Spin States Sergei V. Chapyshev, Richard Walton, Jon A. Sanborn, and Paul M. Lahti pp 1580–1588 DOI: 10.1021/ja993131c Supporting Info

X-ray Crystallographic Study on Single-Crystalline Photochromism of Bis(2,5-dimethyl-3-thienyl)perfluorocyclopentene Taro Yamada, Seiya Kobatake, Keishi Muto, and Masahiro Irie pp 1589–1592 DOI: 10.1021/ja993289x Supporting Info

Molecular Design of Nonchiral Bent-Core Liquid Crystals with Antiferroelectric Properties Dong Shen, Annegret Pegenau, Siegmar Diele, Ina Wirth, and Carsten Tschierske pp 1593–1601 DOI: 10.1021/ja993572w Supporting Info

Highly Cooperative DNA Dialkylation by the Homodimer of Imidazole−Pyrrole Diamide−CPI Conjugate with Vinyl Linker Zhi-Fu Tao, Isao Saito, and Hiroshi Sugiyama pp 1602–1608 DOI: 10.1021/ja9926212 Supporting Info

Ricin A-Chain:  Kinetic Isotope Effects and Transition State Structure with Stem-Loop RNA Xiang-Yang Chen, Paul J. Berti, and Vern L. Schramm pp 1609–1617 DOI: 10.1021/ja992750i Supporting Info

Structure Determination of Two New Incommensurate Compounds, Ba1+x[(CuxRh1-x)O3] with x = 0.1605 and x = 0.1695, Using a General Method Based on the Superspace Group Approach Mirvat Zakhour-Nakhl, John B. Claridge, Jacques Darriet, Francois Weill, Hans-Conrad zur Loye, and Juan Manuel Perez-Mato pp 1618–1623 DOI: 10.1021/ja993532s Supporting Info

Further Studies on Nickel-Promoted or -Catalyzed Cyclization of 1,3-Diene and a Tethered Carbonyl Group Yoshihiro Sato, Masanori Takimoto, and Miwako Mori pp 1624–1634 DOI: 10.1021/ja991241d Supporting Info

Enantioselective Synthesis of Dihydropyrans. Catalysis of Hetero Diels−Alder Reactions by Bis(oxazoline) Copper(II) Complexes David A. Evans, Jeffrey S. Johnson, and Edward J. Olhava pp 1635–1649 DOI: 10.1021/ja992175i Supporting Info

Accelerated Biphasic Hydroformylation by Vesicle Formation of Amphiphilic Diphosphines Marcel Schreuder Goedheijt, Brian E. Hanson, Joost N. H. Reek, Paul C. J. Kamer, and Piet W. N. M. van Leeuwen pp 1650–1657 DOI: 10.1021/ja9925610

Investigation of Mn(III)-Based Oxidative Free Radical Cyclization Reactions toward the Synthesis of Triptolide:  The Effects of Lanthanide Triflates and Substituents on Stereoselectivity Dan Yang, Xiang-Yang Ye, Ming Xu, Kwan-Wah Pang, and Kung-Kai Cheung pp 1658–1663 DOI: 10.1021/ja993598n Supporting Info

Structure−Reactivity Relationships and Intrinsic Reaction Barriers for Nucleophile Additions to a Quinone Methide:  A Strongly Resonance-Stabilized Carbocation John P. Richard, Maria M. Toteva, and Juan Crugeiras pp 1664–1674 DOI: 10.1021/ja9937526 Supporting Info

Total Synthesis of VM55599. Utilization of an Intramolecular Diels−Alder Cycloaddition of Potential Biogenetic Relevance Emily M. Stocking, Juan F. Sanz-Cervera, and Robert M. Williams pp 1675–1683 DOI: 10.1021/ja993791h Supporting Info

Spherical Supramolecular Minidendrimers Self-Organized in an “Inverse Micellar”-like Thermotropic Body-Centered Cubic Liquid Crystalline Phase Duncan J. P. Yeardley, Goran Ungar, Virgil Percec, Marian N. Holerca, and Gary Johansson pp 1684–1689 DOI: 10.1021/ja993915q

Reaction Mechanism of the CN Triple Bond Cleavage of β-Ketonitriles on a Molybdenum(0) Center1 Yoshiaki Tanabe, Hidetake Seino, Youichi Ishii, and Masanobu Hidai pp 1690–1699 DOI: 10.1021/ja9921928 Supporting Info

Site Preferences in the Mixed Cation Zeolite, Li,Na-Chabazite:  A Combined Solid-State NMR and Neutron Diffraction Study Luis J. Smith, Hellmut Eckert, and Anthony K. Cheetham pp 1700–1708 DOI: 10.1021/ja992882b Supporting Info

Determination of Statherin N-Terminal Peptide Conformation on Hydroxyapatite Crystals Wendy J. Shaw, Joanna R. Long, John L. Dindot, Allison A. Campbell, Patrick S. Stayton, and Gary P. Drobny pp 1709–1716 DOI: 10.1021/ja9842823

Circular Dichroism of Helicenes Investigated by Time-Dependent Density Functional Theory Filipp Furche, Reinhart Ahlrichs, Claudia Wachsmann, Edwin Weber, Adam Sobanski, Fritz Vögtle, and Stefan Grimme pp 1717–1724 DOI: 10.1021/ja991960s Supporting Info

Will an η3-Si3H3 Ligand Form Sandwich Compounds with Main Group Elements? Gantasala N. Srinivas, Tracy P. Hamilton, Eluvathingal D. Jemmis, Michael L. McKee, and Koop Lammertsma pp 1725–1728 DOI: 10.1021/ja992302a Supporting Info

Equilibria, Kinetics, and Mechanism in the Bicarbonate Activation of Hydrogen Peroxide:  Oxidation of Sulfides by Peroxymonocarbonate David E. Richardson, Huirong Yao, Karen M. Frank, and Deon A. Bennett pp 1729–1739 DOI: 10.1021/ja9927467

Reactivity and Secondary Kinetic Isotope Effects in the SN2 Reaction Mechanism:  Dioxygen Radical Anion and Related Nucleophiles Gustavo E. Davico and Veronica M. Bierbaum pp 1740–1748 DOI: 10.1021/ja993093x

Excitonic Interactions in the Singlet and Triplet Excited States of Covalently Linked Zinc Porphyrin Dimers Jacob J. Piet, Peter N. Taylor, Harry L. Anderson, Atsuhiro Osuka, and John M. Warman pp 1749–1757 DOI: 10.1021/ja993241j

Relative Orientation of CαHα-Bond Vectors of Successive Residues in Proteins through Cross-Correlated Relaxation in NMR Elisabetta Chiarparin, Philippe Pelupessy, Ranajeet Ghose, and Geoffrey Bodenhausen pp 1758–1761 DOI: 10.1021/ja9933184 Supporting Info

[2 + 2] Cycloreversion of [4.3.2]Propella-1,3,11-trienes:  An Approach to Cyclo[n]carbons from Propellane-Annelated Dehydro[n]annulenes Yoshito Tobe, Toshihiko Fujii, Hideki Matsumoto, Kunihiro Tsumuraya, Daisuke Noguchi, Nobuko Nakagawa, Motohiro Sonoda, Koichiro Naemura, Yohji Achiba, and Tomonari Wakabayashi pp 1762–1775 DOI: 10.1021/ja993314z

Ab Initio MO Study of the Global Potential Energy Surface of C4H4 in Triplet Electronic State and the Reactions of C(3Pj) with C3H4 (Allene and Propyne) and C2(A3Πu) with C2H4(X1A1g+) A. M. Mebel, R. I. Kaiser, and Y. T. Lee pp 1776–1788 DOI: 10.1021/ja9935299

High-Resolution Magic Angle Spinning NMR Study of Resin-Bound Polyalanine Peptides R. Warrass, J.-M. Wieruszeski, C. Boutillon, and G. Lippens pp 1789–1795 DOI: 10.1021/ja993718r

Heterogeneous Catalysis through Subsurface Sites V. Ledentu, W. Dong, and P. Sautet pp 1796–1801 DOI: 10.1021/ja983975g

The Use of Achiral Ligands to Convey Asymmetry:  Chiral Environment Amplification Jaume Balsells and Patrick J. Walsh pp 1802–1803 DOI: 10.1021/ja992892c Supporting Info

Palladium-Catalyzed Enantioselective Alkylative Ring Opening Mark Lautens, Jean-Luc Renaud, and Sheldon Hiebert pp 1804–1805 DOI: 10.1021/ja993427i Supporting Info

Facile Enantioselective Synthesis of Propargylic Alcohols by Direct Addition of Terminal Alkynes to Aldehydes Doug E. Frantz, Roger Fässler, and Erick M. Carreira pp 1806–1807 DOI: 10.1021/ja993838z Supporting Info

Surface Characterization and Modification of Indium Tin Oxide in Ultrahigh Vacuum Kathleen L. Purvis, Gang Lu, Jeffrey Schwartz, and Steven L. Bernasek pp 1808–1809 DOI: 10.1021/ja992910q Supporting Info

Nickel(0)-Catalyzed Unprecendented Zipper Annulation of Certain Conjugated Enynes Shinichi Saito, Tadashi Tanaka, Toru Koizumi, Norie Tsuboya, Hitoshi Itagaki, Taishi Kawasaki, Shota Endo, and Yoshinori Yamamoto pp 1810–1811 DOI: 10.1021/ja993861k Supporting Info

Dry Thienylation of the Silicon (111)−(7 × 7) Surface Yong Cao, Kian Soon Yong, Zheng Qiang Wang, Wee Shong Chin, Yee Hing Lai, Jing Fa Deng, and Guo Qin Xu pp 1812–1813 DOI: 10.1021/ja993386q Supporting Info

Snapshots of Fluoride Binding in an Aza Cryptand Susan Mason, José M. Llinares, Martha Morton, Thomas Clifford, and Kristin Bowman-James pp 1814–1815 DOI: 10.1021/ja9939800 Supporting Info

The Mechanism of Silicon−Hydrogen and Carbon−Hydrogen Bond Activation by Iridium(III):  Production of a Silylene Complex and the First Direct Observation of Ir(III)/Ir(V) C−H Bond Oxidative Addition and Reductive Elimination Steven R. Klei, T. Don Tilley, and Robert G. Bergman pp 1816–1817 DOI: 10.1021/ja992954z Supporting Info

The First in Situ Observation of Intramolecular Rotation and Cyclization of Anilide by an X-ray Study:  Partial Single-Crystal to Single-Crystal Photocyclization of N-Methyl-N-{(E)-methylmethacryloyl}anilide in Inclusion Crystals Hiroyuki Hosomi, Shigeru Ohba, Koichi Tanaka, and Fumio Toda pp 1818–1819 DOI: 10.1021/ja992437g Supporting Info

Chiral Aggregates of α,ω-Disubstituted Sexithiophenes in Protic and Aqueous Media A. F. M. Kilbinger, A. P. H. J. Schenning, F. Goldoni, W. J. Feast, and E. W. Meijer pp 1820–1821 DOI: 10.1021/ja994231l Supporting Info

Asymmetric Conjugate Addition of Alkynylboronates to Enones J. Michael Chong, Lixin Shen, and Nicholas J. Taylor pp 1822–1823 DOI: 10.1021/ja992922b Supporting Info

Organolanthanide-Catalyzed Intramolecular Hydrophosphination/Cyclization of Phosphinoalkenes and Phosphinoalkynes Michael R. Douglass and Tobin J. Marks pp 1824–1825 DOI: 10.1021/ja993633q Supporting Info

Complexation of Lewis Acid with Trialkylcopper(III):  On the Origin of BF3-Acceleration of Cuprate Conjugate Addition Eiichi Nakamura, Masahiro Yamanaka, and Seiji Mori pp 1826–1827 DOI: 10.1021/ja993124o Supporting Info

Tandem Catalytic Asymmetric Ring-Opening Metathesis/Ring-Closing Metathesis Gabriel S. Weatherhead, J. Gair Ford, Erik J. Alexanian, Richard R. Schrock, and Amir H. Hoveyda pp 1828–1829 DOI: 10.1021/ja993681a Supporting Info

Synthesis of Butene−Ethylene and Hexene−Butene−Ethylene Copolymers from Ethylene via Tandem Action of Well-Defined Homogeneous Catalysts Zachary J. A. Komon, Xianhui Bu, and Guillermo C. Bazan pp 1830–1831 DOI: 10.1021/ja994222c Supporting Info

Synthesis, Characterization, and Electron-Transport Property of Perfluorinated Phenylene Dendrimers Youichi Sakamoto, Toshiyasu Suzuki, Atsushi Miura, Hisayoshi Fujikawa, Shizuo Tokito, and Yasunori Taga pp 1832–1833 DOI: 10.1021/ja994083z Supporting Info

A New Mechanism for Oxidative C−S Bond Cleavage during Reactions of Singlet Oxygen with Organic Sulfides:  Electronically Dictated Reaction Selectivity in the Persulfoxide Intermediate Alexei Toutchkine and Edward L. Clennan pp 1834–1835 DOI: 10.1021/ja993867+

Hydrogen Bonding in Metal Oxo Complexes:  Synthesis and Structure of a Monomeric Manganese(III)−Oxo Complex and Its Hydroxo Analogue Zahida Shirin, Brian S. Hammes, Victor G. Young, Jr., and A. S. Borovik pp 1836–1837 DOI: 10.1021/ja993818x Supporting Info

A Naked Diatomic Molecule of Bismuth, [Bi2]2-, with a Short Bi−Bi Bond:  Synthesis and Structure Li Xu, Svilen Bobev, Jaouad El-Bahraoui, and Slavi C. Sevov pp 1838–1839 DOI: 10.1021/ja992422i Supporting Info

NMR Evidence for an Unusually Low N1 pKa for Uracil Bound to Uracil DNA Glycosylase:  Implications for Catalysis Alexander C. Drohat and James T. Stivers pp 1840–1841 DOI: 10.1021/ja993254x

Alutacenoic Acids A and B, Rare Naturally Occurring Cyclopropenone Derivatives Isolated from Fungi:  Potent Non-Peptide Factor XIIIa Inhibitors Hiroshi Kogen, Toshihiro Kiho, Keiko Tago, Shuichi Miyamoto, Tomoyuki Fujioka, Noriko Otsuka, Keiko Suzuki-Konagai, and Takeshi Ogita pp 1842–1843 DOI: 10.1021/ja992355s Supporting Info

Manipulation of Surface Properties by Patterning of Covalently Bound Polymer Brushes Marc Husemann, Michael Morrison, Didier Benoit, Jane Frommer, C. Mathew Mate, William D. Hinsberg, James L. Hedrick, and Craig J. Hawker pp 1844–1845 DOI: 10.1021/ja991450y

Demonstration by 13C NMR Spectroscopy of Regiospecific Carbon−Carbon Coupling during Fischer−Tropsch Probe Reactions [J. Am. Chem. Soc. 1999, 121, 6497−6498]. Brian E. Mann, Michael L. Turner, Ruhksana Quyoum, Nyoman Marsih, and Peter M. Maitlis p 1846 DOI: 10.1021/ja004640d

Advances in Quantitative Structure Property Relationships. Volume 2 Edited by Marvin Charton (Pratt Institute) and Barbara I. Charton (St. John's University). JAI Press Inc.:  Stamford, CT. 1999. xi + 257 pp. $109.50. ISBN 0-7623-0067-1. Alan R. Katritzky p 1846 DOI: 10.1021/ja995762c

Issue 09

An Invitation Allen J. Bard p 1847 DOI: 10.1021/ja004699k

Construction, Analysis, Ligation, and Self-Assembly of DNA Triple Crossover Complexes Thomas H. LaBean, Hao Yan, Jens Kopatsch, Furong Liu, Erik Winfree, John H. Reif, and Nadrian C. Seeman pp 1848–1860 DOI: 10.1021/ja993393e

Demonstration of Germacrene A as an Intermediate in 5-Epi-aristolochene Synthase Catalysis Kathleen A. Rising, Courtney M. Starks, Joseph P. Noel, and Joseph Chappell pp 1861–1866 DOI: 10.1021/ja993584h

Tantalum- and Titanium-Based Catalytic Systems for the Synthesis of Hyperbranched Polyethene Shahid Murtuza, Seth B. Harkins, Gregory S. Long, and Ayusman Sen pp 1867–1872 DOI: 10.1021/ja991173v

The Arrayed Primer Extension Method for DNA Microchip Analysis. Molecular Computation of Satisfaction Problems Michael C. Pirrung, Richard V. Connors, Amy L. Odenbaugh, Michael P. Montague-Smith, Nathan G. Walcott, and Jeff J. Tollett pp 1873–1882 DOI: 10.1021/ja992392j Supporting Info

Design of an Oligosaccharide Scaffold That Binds in the Minor Groove of DNA Hayley Xuereb, Milana Maletic, Jeff Gildersleeve, István Pelczer, and Daniel Kahne pp 1883–1890 DOI: 10.1021/ja992513f

Stepwise Stereocomplex Assembly of Stereoregular Poly(methyl methacrylate)s on a Substrate Takeshi Serizawa, Ken-ichi Hamada, Tatsuki Kitayama, Nobutaka Fujimoto, Koichi Hatada, and Mitsuru Akashi pp 1891–1899 DOI: 10.1021/ja9913535

Chemical Radiation Studies of 8-Bromoguanosine in Aqueous Solutions Marcella Ioele, Rita Bazzanini, Chryssostomos Chatgilialoglu, and Quinto G. Mulazzani pp 1900–1907 DOI: 10.1021/ja991785f Supporting Info

Acceleration of Synthetic Organic Reactions Using Supercritical Water:  Noncatalytic Beckmann and Pinacol Rearrangements Yutaka Ikushima, Kiyotaka Hatakeda, Osamu Sato, Toshirou Yokoyama, and Masahiko Arai pp 1908–1918 DOI: 10.1021/ja9925251 Supporting Info

Structures of [(Amino)phenylsilyl]lithiums and Related Compounds in Solution and in the Solid State Atsushi Kawachi and Kohei Tamao pp 1919–1926 DOI: 10.1021/ja993101+ Supporting Info

A Novel Tandem Michael Addition/Meerwein−Ponndorf−Verley Reduction:  Asymmetric Reduction of Acyclic α,β-Unsaturated Ketones Using A Chiral Mercapto Alcohol Manabu Node, Kiyoharu Nishide, Yukihiro Shigeta, Hiroaki Shiraki, and Kenichi Obata pp 1927–1936 DOI: 10.1021/ja993546y Supporting Info

A Direct and Stereocontrolled Route to Conjugated Enediynes Graham B. Jones, Justin M. Wright, Gary W. Plourde, II, George Hynd, Robert S. Huber, and Jude E. Mathews pp 1937–1944 DOI: 10.1021/ja993766b Supporting Info

Direct Observation of a Carbene−Pyridine Ylide by Matrix IR Spectroscopy. Rearrangements of 2-Pyridylacylcarbenes Arvid Kuhn, Carsten Plüg, and Curt Wentrup pp 1945–1948 DOI: 10.1021/ja993859t Supporting Info

Oxidation Chemistry of Metal-Bonded C4 Chains:  A Combined Chemical, Spectroelectrochemical, and Computational Study Michael I. Bruce, Paul J. Low, Karine Costuas, Jean-François Halet, Stephen P. Best, and Graham A. Heath pp 1949–1962 DOI: 10.1021/ja992002t

exo-nido-Cyclooctadienerhodacarboranes: Synthesis, Reactivity, and Catalytic Properties in Alkene Hydrogenation Francesc Teixidor, Miguel A. Flores, C. Viñas, Reijo Sillanpää, and Raikko Kivekäs pp 1963–1973 DOI: 10.1021/ja992970w Supporting Info

Heterogeneity of the Local Electrostatic Environment of the Tyrosyl Radical in Mycobacterium tuberculosis Ribonucleotide Reductase Observed by High-Field Electron Paramagnetic Resonance Aimin Liu, Anne-Laure Barra, Harvey Rubin, Guizhen Lu, and Astrid Gräslund pp 1974–1978 DOI: 10.1021/ja990123n Supporting Info

Nuclear Scalar Spin−Spin Couplings and Geometries of Hydrogen Bonds Hans Benedict, Ilja G. Shenderovich, Olga L. Malkina, Vladimir G. Malkin, Gleb S. Denisov, Nikolai S. Golubev, and Hans-Heinrich Limbach pp 1979–1988 DOI: 10.1021/ja9907461 Supporting Info

Binuclear Homoleptic Nickel Carbonyls:  Incorporation of Ni−Ni Single, Double, and Triple Bonds, Ni2(CO)x (x = 5, 6, 7) Igor S. Ignatyev, Henry F. Schaefer III, R. Bruce King, and Shawn T. Brown pp 1989–1994 DOI: 10.1021/ja9914083 Supporting Info

Toward Nanodevices:  Synthesis and Characterization of the Nanoporous Surfactant-Encapsulated Keplerate (DODA)40(NH4)2[(H2O)nMo132O372(CH3COO)30(H2O)72] Dirk Volkmer, Alexander Du Chesne, Dirk G. Kurth, Heimo Schnablegger, Pit Lehmann, Michael J. Koop, and Achim Müller pp 1995–1998 DOI: 10.1021/ja992350v

Molecular Dynamics Simulations of Three-Strand β-Sheet Folding Hongwu Wang and Shen-Shu Sung pp 1999–2009 DOI: 10.1021/ja992359x

Variational Principles for Describing Chemical Reactions:  The Fukui Function and Chemical Hardness Revisited Paul W. Ayers and Robert G. Parr pp 2010–2018 DOI: 10.1021/ja9924039

Intramolecular and Intermolecular Reactivity of Localized Singlet Diradicals:  The Exceedingly Long-Lived 2,2-Diethoxy-1,3-diphenylcyclopentane-1,3-diyl Manabu Abe, Waldemar Adam, Thomas Heidenfelder, Werner M. Nau, and Xiangyang Zhang pp 2019–2026 DOI: 10.1021/ja992507j Supporting Info

Fluorescence Quenching of n,π*-Excited Azoalkanes by Amines:  What Is a Sterically Hindered Amine? Uwe Pischel, Xiangyang Zhang, Bruno Hellrung, Edwin Haselbach, Pierre-Alain Muller, and Werner M. Nau pp 2027–2034 DOI: 10.1021/ja992508b

Oxidative Degradation of Pyruvate Formate-Lyase James W. Gauld and Leif A. Eriksson pp 2035–2040 DOI: 10.1021/ja992862+ Supporting Info

Homogeneous Conversion of Methane to Methanol. 2. Catalytic Activation of Methane by cis- and trans-Platin:  A Density Functional Study of the Shilov Type Reaction Kausala Mylvaganam, George B. Bacskay, and Noel S. Hush pp 2041–2052 DOI: 10.1021/ja993015+ Supporting Info

Synthesis, Crystal Structure, Magnetic, and Electron Paramagnetic Resonance Properties of a Spiroconjugated Biradical. Evidence for Spiroconjugation Exchange Pathway Natia L. Frank, Rodolphe Clérac, Jean-Pascal Sutter, Nathalie Daro, Olivier Kahn, Claude Coulon, Michael T. Green, Stéphane Golhen, and Lahcène Ouahab pp 2053–2061 DOI: 10.1021/ja993071a Supporting Info

Hydrogen-Bond Acid/Base Catalysis:  A Density Functional Theory Study of Protonated Guanine-(Substituted) Cytosine Base Pairs as Models for Nucleophilic Attack on Mitomycin in DNA J. J. Dannenberg and Maria Tomasz pp 2062–2068 DOI: 10.1021/ja993145i Supporting Info

Low-Frequency Resonance Raman Characterization of the Oxygen-Evolving Complex of Photosystem II Agnes Cua, David H. Stewart, Michael J. Reifler, Gary W. Brudvig, and David F. Bocian pp 2069–2077 DOI: 10.1021/ja9932885

A New Look at an Old Reaction:  The Potential Energy Surface for the Thermal Carbonylation of Mn(CO)5CH3. The Role of Two Energetically Competitive Intermediates on the Reaction Surface, and Comments on the Photodecarbonylation of Mn(CO)5(COCH3) Agnes Derecskei-Kovacs and Dennis S. Marynick pp 2078–2086 DOI: 10.1021/ja993441v Supporting Info

Nucleophile-Induced Intramolecular Dipole 1,5-Transfer and 1,6-Cyclization:  Experimental and ab Initio Studies of Formation, Thermolysis, and Molecular and Electronic Structures of 3,6-Diphenyl-1-propanesulfenimido-1,2,4,5-tetrazine Piotr Kaszynski and Victor G. Young, Jr. pp 2087–2095 DOI: 10.1021/ja993884z Supporting Info

Probing the Electronic Structure and Metal−Metal Bond of Re2Cl82- in the Gas Phase Xue-Bin Wang and Lai-Sheng Wang pp 2096–2100 DOI: 10.1021/ja994200q

Unraveling Environmental Effects on Hydrogen-Bonded Complexes:  Matrix Effects on the Structures and Proton-Stretching Frequencies of Hydrogen−Halide Complexes with Ammonia and Trimethylamine Meredith J. T. Jordan and Janet E. Del Bene pp 2101–2115 DOI: 10.1021/ja993981s

Guanacastepene, a Fungal-Derived Diterpene Antibiotic with a New Carbon Skeleton Sean F. Brady, Maya P. Singh, Jeff E. Janso, and Jon Clardy pp 2116–2117 DOI: 10.1021/ja993835m Supporting Info

Ketone Coupling with Alkyl Iodides, Bromides, and Chlorides Using Thulium Diiodide:  A More Powerful Version of SmI2(THF)x/HMPA William J. Evans and Nathan T. Allen pp 2118–2119 DOI: 10.1021/ja992951m Supporting Info

Dissolution and Self-Assembly:  The Solvophobic/Hydrophobic Effect Abraham Marmur pp 2120–2121 DOI: 10.1021/ja9929281

Total Synthesis of (+)-Madindoline A and (−)-Madindoline B, Potent, Selective Inhibitors of Interleukin 6. Determination of the Relative and Absolute Configurations Toshiaki Sunazuka, Tomoyasu Hirose, Tatsuya Shirahata, Yoshihiro Harigaya, Masahiko Hayashi, Kanki Komiyama, and Satoshi ŌmuraAmos B. Smith, III pp 2122–2123 DOI: 10.1021/ja9938074 Supporting Info

A Bis(μ-oxo)dicopper(III) Complex with Aromatic Nitrogen Donors:  Structural Characterization and Reversible Conversion between Copper(I) and Bis(μ-oxo)dicopper(III) Species Hideki Hayashi, Shuhei Fujinami, Shigenori Nagatomo, Seiji Ogo, Masatatsu Suzuki, Akira Uehara, Yoshihito Watanabe, and Teizo Kitagawa pp 2124–2125 DOI: 10.1021/ja992680f Supporting Info

Ring-Opening Protonolysis of Strained Silicon-Containing Rings:  A New Approach to Ions with Silylium Character Mark J. MacLachlan, Sara C. Bourke, Alan J. Lough, and Ian Manners pp 2126–2127 DOI: 10.1021/ja993602v Supporting Info

Temperature-Independent Stereocontrolled [2+2] Cycloaddition. Potential of the 2,4-Pentanediol Tether in Asymmetric Reactions as a Differential Activation Entropy Promoter Takashi Sugimura, Takahiro Tei, Atsushi Mori, Tadashi Okuyama, and Akira Tai pp 2128–2129 DOI: 10.1021/ja993976o Supporting Info

Enhanced Fluorescence of Macrocyclic Polystyrene Yaodong Gan, Dahai Dong, Stephane Carlotti, and Thieo E. Hogen-Esch pp 2130–2131 DOI: 10.1021/ja9929638

An Unusual Planar Diacyl Ditelluride (2-MeOC6H4COTe)2:  The Origin of Its Planarity Osamu Niyomura, Shinzi Kato, and Satoshi Inagaki pp 2132–2133 DOI: 10.1021/ja993120j Supporting Info

Why Must Oxygen Atoms Be Activated from Hollow Sites to Bridge Sites in Catalytic CO Oxidation? C. J. Zhang and P. Hu pp 2134–2135 DOI: 10.1021/ja993474a

Role of the IscU Protein in Iron−Sulfur Cluster Biosynthesis:  IscS-mediated Assembly of a [Fe2S2] Cluster in IscU Jeffrey N. Agar, Limin Zheng, Valerie L. Cash, Dennis R. Dean, and Michael K. Johnson pp 2136–2137 DOI: 10.1021/ja9944195 Supporting Info

Toward Larger Chemical Libraries:  Encoding with Fluorescent Colloids in Combinatorial Chemistry Bronwyn J. Battersby, Darryn Bryant, Wim Meutermans, Daniel Matthews, Mark L. Smythe, and Matt Trau pp 2138–2139 DOI: 10.1021/ja993634i Supporting Info

Flexible Coordination Networks with Fluorinated Backbones. Remarkable Ability for Induced-Fit Enclathration of Organic Molecules Kayoko Kasai, Masaru Aoyagi, and Makoto Fujita pp 2140–2141 DOI: 10.1021/ja992553j Supporting Info

Protein Structure Determination Using Molecular Fragment Replacement and NMR Dipolar Couplings Frank Delaglio, Georg Kontaxis, and Ad Bax pp 2142–2143 DOI: 10.1021/ja993603n Supporting Info

Two Crystalline Forms of Low-Spin [Fe(TMP)(5-MeHIm)2]ClO4. Relative Parallel and Perpendicular Axial Ligand Orientations  [J. Am. Chem. Soc. 1999, 121, 11144−11155].  Orde Q. Munro, Judith A. Serth-Guzzo, Ilona Turowska-Tyrk, K. Mohanrao, Tatjana Kh. Shokhireva, F. Ann Walker, Peter G. Debrunner, and W. Robert Scheidt p 2144 DOI: 10.1021/ja004643q

Modern Electrochemistry 1. Volume 1. Ionics. Second Edition By John O'M. Bockris (Molecular Green Technology, TX) and Amulya K. N. Reddy (International Energy Initiative, Bangalore). Plenum:  New York. 1998. iii + 767 pp. $95.00. ISBN 0-306-45554-4 (Hardbound). $49.50. ISBN 0-306-45555-2 (Paperback). Xiaohong Nancy Xu p 2144 DOI: 10.1021/ja9857110

Current Trends in Organic Synthesis Edited by Carol Scolastico and Francesco Nicotra (University of Milan). Kluwer Academic:  New York. 1999. x + 370 pp. $99.50. ISBN 0-306-46130-7. p 2144 DOI: 10.1021/ja995797c

Houben-Weyl. Methods of Organic Chemistry. Additional and Supplementary Volumes to the 4th Edition. Volume E 10 b/ Part 1. Organo-Fluorine Compounds Edited by Bernd Baasner (Bayer AG, Leverkusen), H. Hagemann (Bayer AG, Leverkusen), and J. C. Tatlow (Birmingham). Georg Thieme Verlag:  Stuttgart. 1999. xvi + 722 pp. DM 3300. ISBN 3-13-220304-1. p 2144 DOI: 10.1021/ja995799x

Issue 10

The Substrate-Assisted General Base Catalysis Model for Phosphate Monoester Hydrolysis:  Evaluation Using Reactivity Comparisons Suzanne J. Admiraal and Daniel Herschlag pp 2145–2148 DOI: 10.1021/ja993942g

Deoxyribonucleoside Cyclic N-Acylphosphoramidites as a New Class of Monomers for the Stereocontrolled Synthesis of Oligothymidylyl- and Oligodeoxycytidylyl- Phosphorothioates Andrzej Wilk, Andrzej Grajkowski, Lawrence R. Phillips, and Serge L. Beaucage pp 2149–2156 DOI: 10.1021/ja991773u Supporting Info

Guanine Oxidation in Double-Stranded DNA by Mn-TMPyP/KHSO5:  5,8-Dihydroxy-7,8-dihydroguanine Residue as a Key Precursor of Imidazolone and Parabanic Acid Derivatives Corine Vialas, Catherine Claparols, Geneviève Pratviel, and Bernard Meunier pp 2157–2167 DOI: 10.1021/ja992860p

Large Variations in One-Bond 13Cα−13Cβ J Couplings in Polypeptides Correlate with Backbone Conformation Gabriel Cornilescu, Ad Bax, and David A. Case pp 2168–2171 DOI: 10.1021/ja993609c Supporting Info

Recognition of a Single Guanine Bulge by 2-Acylamino-1,8-naphthyridine Kazuhiko Nakatani, Shinsuke Sando, and Isao Saito pp 2172–2177 DOI: 10.1021/ja992956j

Structure-Based Design of N-Phenyl Phenoxazine Transthyretin Amyloid Fibril Inhibitors H. Michael Petrassi, Thomas Klabunde, James Sacchettini, and Jeffery W. Kelly pp 2178–2192 DOI: 10.1021/ja993309v Supporting Info

Metal-Bound Histidine Modes in UV Resonance Raman Spectra of Cu, Zn Superoxide Dismutase Daojing Wang, Xiaojie Zhao, Maria Vargek, and Thomas G. Spiro pp 2193–2199 DOI: 10.1021/ja992410x

Visualization and Optical Trapping of an Individual Submicrometer-Sized Assembly in Aqueous Solution:  Aminated Polyethylene Glycol (PEG-A) Complexed with Palmitic Acid and DNA in Poly(ethylene glycol) (PEG) Solution Yukiko Matsuzawa, Yoshiyuki Koyama, Ken Hirano, Toshio Kanbe, Shinji Katsura, Akira Mizuno, and Kenichi Yoshikawa pp 2200–2205 DOI: 10.1021/ja991457f

Mechanistic Implications of a Linear Free-Energy Correlation of Rate Constants for the Reduction of Active- and Met-R2 Forms of E. coli Ribonucleotide Reductase with Eight Organic Radicals A. Mark Dobbing, Christopher D. Borman, Mark B. Twitchett, David N. Leese, G. Arthur Salmon, and A. Geoffrey Sykes pp 2206–2212 DOI: 10.1021/ja993412k Supporting Info

Factors Contributing to Aromatic Stacking in Water:  Evaluation in the Context of DNA Kevin M. Guckian, Barbara A. Schweitzer, Rex X.-F. Ren, Charles J. Sheils, Deborah C. Tahmassebi, and Eric T. Kool pp 2213–2222 DOI: 10.1021/ja9934854

Nanomolar versus Millimolar Inhibition by Xylobiose-Derived Azasugars:  Significant Differences between Two Structurally Distinct Xylanases Spencer J. Williams, Roland Hoos, and Stephen G. Withers pp 2223–2235 DOI: 10.1021/ja993805j

Stepwise Bond Formation in Photochemical and Thermal Diels−Alder Reactions of C60 with Danishefsky's Dienes Koichi Mikami, Shoji Matsumoto, Yasutaka Okubo, Mamoru Fujitsuka, Osamu Ito, Tomoyoshi Suenobu, and Shunichi Fukuzumi pp 2236–2243 DOI: 10.1021/ja992848x Supporting Info

Conjugation Length Control in Soluble Poly[2-methoxy-5-((2‘-ethylhexyl)oxy)-1,4-phenylenevinylene] (MEHPPV):  Synthesis, Optical Properties, and Energy Transfer G. Padmanaban and S. Ramakrishnan pp 2244–2251 DOI: 10.1021/ja9932481 Supporting Info

Catalytic Enantioselective meso-Epoxide Ring Opening Reaction with Phenolic Oxygen Nucleophile Promoted by Gallium Heterobimetallic Multifunctional Complexes Shigeki Matsunaga, Jagattaran Das, Jochen Roels, Erasmus M. Vogl, Noriyoshi Yamamoto, Takehiko Iida, Kentaro Yamaguchi, and Masakatsu Shibasaki pp 2252–2260 DOI: 10.1021/ja993650f Supporting Info

Iridium-Promoted Reactions of Carbon−Carbon Bonds. Skeletal Rearrangement of a Vinylcyclopropene during Iridacyclohexadiene Formation and Subsequent Isomerization of Iridacyclohexadienes via α,α‘-Substituent Migrations Russell P. Hughes, Hernando A. Trujillo, James W. Egan, Jr., and Arnold L. Rheingold pp 2261–2271 DOI: 10.1021/ja992407d Supporting Info

A New Linear Tricobalt Compound with Di(2-pyridyl)amide (dpa) Ligands:  Two-Step Spin Crossover of [Co3(dpa)4Cl2][BF4] Rodolphe Clérac, F. Albert Cotton, Kim R. Dunbar, Tongbu Lu, Carlos A. Murillo, and Xiaoping Wang pp 2272–2278 DOI: 10.1021/ja994051b Supporting Info

Large Acceleration Effect of Photoinduced Electron Transfer in Porphyrin−Quinone Dyads with a Rigid Spacer Involving a Dihalosubstituted Three-Membered Ring Hirohito Tsue, Hiroshi Imahori, Takahiro Kaneda, Yoshinori Tanaka, Tadashi Okada, Koichi Tamaki, and Yoshiteru Sakata pp 2279–2288 DOI: 10.1021/ja9900454 Supporting Info

Solvent Effects on a Diels−Alder Reaction in Supercritical Water:  RISM-SCF Study Yuichi Harano, Hirofumi Sato, and Fumio Hirata pp 2289–2293 DOI: 10.1021/ja991673o

Nucleophilic Substitution at Unactivated Vinylic Carbon. Factors Conducive to the Energetic Preference for the In-Plane SN2 Pathway Chang Kon Kim, Kwan Hoon Hyun, Chan Kyung Kim, and Ikchoon Lee pp 2294–2299 DOI: 10.1021/ja9932737 Supporting Info

An Experimental and Theoretical Study on Some Thiocarbonyl−I2 Molecular Complexes M. Esseffar, W. Bouab, A. Lamsabhi, J.-L. M. Abboud, R. Notario, and M. Yáñez pp 2300–2308 DOI: 10.1021/ja983268n

Thermochemistry for Hydrocarbon Intermediates Chemisorbed on Metal Surfaces: CHn-m(CH3)m with n = 1, 2, 3 and m ≤ n on Pt, Ir, Os, Pd, Rh, and Ru Jeremy Kua, Francesco Faglioni, and William A. Goddard, III pp 2309–2321 DOI: 10.1021/ja993336l

Axial Ligation in Blue-Copper Proteins. A W-Band Electron Spin Echo Detected Electron Paramagnetic Resonance Study of the Azurin Mutant M121H M. van Gastel, G. W. Canters, H. Krupka, A. Messerschmidt, E. C. de Waal, G. C. M. Warmerdam, and E. J. J. Groenen pp 2322–2328 DOI: 10.1021/ja993357f

Competition between SN2 and Single Electron Transfer Reactions as a Function of Steric Hindrance Illustrated by the Model System AlkylCl + NO- Cyrille Costentin and Jean-Michel Savéant pp 2329–2338 DOI: 10.1021/ja993467m Supporting Info

Photodetachment of Multiply Charged Anions:  The Electronic Structure of Gaseous Square-Planar Transition Metal Complexes PtX42- (X = Cl, Br) Xue-Bin Wang and Lai-Sheng Wang pp 2339–2345 DOI: 10.1021/ja9935106

Structure, Vibrational Absorption and Circular Dichroism Spectra, and Absolute Configuration of Tröger's Base A. Aamouche, F. J. Devlin, and P. J. Stephens pp 2346–2354 DOI: 10.1021/ja993678r Supporting Info

Hydrogen Atom Abstraction Kinetics from Intramolecularly Hydrogen Bonded Ubiquinol-0 and Other (Poly)methoxy Phenols Martine I. de Heer, Peter Mulder, Hans-Gert Korth, Keith U. Ingold, and Janusz Lusztyk pp 2355–2360 DOI: 10.1021/ja9937674

Transient Hydrogen Atom Adducts to Disulfides. Formation and Energetics František Tureek, Miroslav Polášek, Aaron J. Frank, and Martin Sadílek pp 2361–2370 DOI: 10.1021/ja993789q Supporting Info

A Novel Asymmetric Cyclization of ω-Formyl-1,3-dienes Catalyzed by a Zerovalent Nickel Complex in the Presence of Silanes Yoshihiro Sato, Nozomi Saito, and Miwako Mori pp 2371–2372 DOI: 10.1021/ja994059l Supporting Info

The Trap Depth (in DNA) of 8-Oxo-7,8-dihydro-2‘deoxyguanosine as Derived from Electron-Transfer Equilibria in Aqueous Solution Steen Steenken, Slobodan V. Jovanovic, Massimo Bietti, and Klaus Bernhard pp 2373–2374 DOI: 10.1021/ja993508e Supporting Info

The Key to Oxidative Addition of Acyclic Vinyl Sulfide to M(0) Complex Hitoshi Kuniyasu, Atsushi Ohtaka, Takeo Nakazono, Masanori Kinomoto, and Hideo Kurosawa pp 2375–2376 DOI: 10.1021/ja993796e Supporting Info

Medium-Controlled Aggregation of trans-Stilbene Javier Catalán, László Zimányi, and Jack Saltiel pp 2377–2378 DOI: 10.1021/ja991834o

Ruthenium-Catalyzed Intramolecular [5 + 2] Cycloadditions Barry M. Trost, F. Dean Toste, and Hong Shen pp 2379–2380 DOI: 10.1021/ja993400z Supporting Info

Ultraselective Epoxidation of Butadiene on Cu{111} and the Effects of Cs Promotion James J. Cowell, Ashok K. Santra, and Richard M. Lambert pp 2381–2382 DOI: 10.1021/ja994125j

Infrared Spectral Evidence for the Etching of Carbon Nanotubes:  Ozone Oxidation at 298 K Douglas B. Mawhinney, Viktor Naumenko, Anya Kuznetsova, and John T. Yates, Jr.J. Liu and R. E. Smalley pp 2383–2384 DOI: 10.1021/ja994094s

Rhodium-Catalyzed Novel Carbonylative Carbotricyclization of Enediynes Iwao Ojima and Seung-Yub Lee pp 2385–2386 DOI: 10.1021/ja993977g Supporting Info

Metal-Catalyzed Addition of Phosphine and Methanesulfonic Acid to Alkyne Mieko Arisawa and Masahiko Yamaguchi pp 2387–2388 DOI: 10.1021/ja9937728 Supporting Info

The Structure of the Metal-Binding Motif GMTCAAC Is Similar in an 18-Residue Linear Peptide and the Mercury Binding Protein MerP G. Veglia, F. Porcelli, T. DeSilva, A. Prantner, and S. J. Opella pp 2389–2390 DOI: 10.1021/ja992908z

Chemoselective Catalytic Side-Chain Alkylation of Aromatics by Ethylene Leading to Sterically Demanding Alkylbenzenes Barry R. Steele and Constantinos G. Screttas pp 2391–2392 DOI: 10.1021/ja994432p Supporting Info

The HNO Adduct of Myoglobin:  Synthesis and Characterization Rong Lin and Patrick J. Farmer pp 2393–2394 DOI: 10.1021/ja994079n Supporting Info

Proline-Catalyzed Direct Asymmetric Aldol Reactions Benjamin List, Richard A. Lerner, and Carlos F. Barbas III pp 2395–2396 DOI: 10.1021/ja994280y

Coordination Polytubes with the Affinity for Guest Inclusion Kumar Biradha, Masaru Aoyagi, and Makoto Fujita pp 2397–2398 DOI: 10.1021/ja993219q Supporting Info

Direct Observation of Sol−Gel Conversion:  The Role of the Solvent in Organogel Formation Rong Wang, Cristina Geiger, Liaohai Chen, Basil Swanson, and David G. Whitten pp 2399–2400 DOI: 10.1021/ja993991t

Intramolecular Catalysis of the Cis−Trans Isomerization of Proline Peptide Bonds in Cyclic Disulfide-Containing Peptides Dallas L. Rabenstein, Tiesheng Shi, and Stephen Spain pp 2401–2402 DOI: 10.1021/ja993901k Supporting Info

Insights into the Functional Role of the Tyrosine−Histidine Linkage in Cytochrome c Oxidase Kevin M. McCauley, Jennifer M. Vrtis, Joseph Dupont, and Wilfred A. van der Donk pp 2403–2404 DOI: 10.1021/ja993774s Supporting Info

α-Helical Peptide Nucleic Acids (αPNAs):  A New Paradigm for DNA-Binding Molecules Philip Garner, Subhakar Dey, and Yumei Huang pp 2405–2406 DOI: 10.1021/ja993216d Supporting Info

Nanopattern Formation from Tethered PS-b-PMMA Brushes upon Treatment with Selective Solvents Bin Zhao, William J. Brittain, Wensheng Zhou, and Stephen Z. D. Cheng pp 2407–2408 DOI: 10.1021/ja992465z Supporting Info

In Situ Characterization of the Surface Reaction between Chemisorbed Ammonia and Oxygen on Pt{100} Minseok Kim, Stephanie J. Pratt, and David A. King pp 2409–2410 DOI: 10.1021/ja994124r

Issue 11

A Protein Pore with a Single Polymer Chain Tethered within the Lumen Stefan Howorka, Liviu Movileanu, Xiaofeng Lu, Melissa Magnon, Stephen Cheley, Orit Braha, and Hagan Bayley pp 2411–2416 DOI: 10.1021/ja993221h

Efficient Synthesis of 13C,15N-Labeled RNA Containing the Cap Structure m7GpppA Hiroshi Matsuo, Tomohisa Moriguchi, Toshimitsu Takagi, Takahiro Kusakabe, Stephen Buratowski, Mitsuo Sekine, Yoshimasa Kyogoku, and Gerhard Wagner pp 2417–2421 DOI: 10.1021/ja9926820

Highly Nuclease-Resistant Phosphodiester-Type Oligodeoxynucleotides Containing 4‘α-C-Aminoalkylthymidines Form Thermally Stable Duplexes with DNA and RNA. A Candidate for Potent Antisense Molecules Makiko Kanazaki, Yoshihito Ueno, Satoshi Shuto, and Akira Matsuda pp 2422–2432 DOI: 10.1021/ja9934706 Supporting Info

RNA Cleavage by a DNA Enzyme with Extended Chemical Functionality Stephen W. Santoro, Gerald F. Joyce, Kandasamy Sakthivel, Svetlana Gramatikova, and Carlos F. Barbas, III pp 2433–2439 DOI: 10.1021/ja993688s

Bond Alternation in Azulenes Yingchun Lu, David M. Lemal, and Jerry P. Jasinski pp 2440–2445 DOI: 10.1021/ja984113i Supporting Info

Reactions of Singlet Oxygen with Olefins and Sterically Hindered Amine in Mixed Surfactant Vesicles Hong-Ru Li, Li-Zhu Wu, and Chen-Ho Tung pp 2446–2451 DOI: 10.1021/ja9917161

Lithium Diisopropylamide-Mediated Enolizations:  Solvent-Independent Rates, Solvent-Dependent Mechanisms Xiufeng Sun and David B. Collum pp 2452–2458 DOI: 10.1021/ja992062z Supporting Info

Lithium Diisopropylamide-Mediated Enolizations:  Solvent-Dependent Mixed Aggregation Effects Xiufeng Sun and David B. Collum pp 2459–2463 DOI: 10.1021/ja992063r Supporting Info

Spectroscopic Evidence for Argentophilicity in Structurally Characterized Luminescent Binuclear Silver(I) Complexes Chi-Ming Che, Man-Chung Tse, Michael C. W. Chan, Kung-Kai Cheung, David Lee Phillips, and King-Hung Leung pp 2464–2468 DOI: 10.1021/ja9904890 Supporting Info

Designed Signaling Aptamers that Transduce Molecular Recognition to Changes in Fluorescence Intensity Sulay D. Jhaveri, Romy Kirby, Rick Conrad, Emily J. Maglott, Michael Bowser, Robert T. Kennedy, Gary Glick, and Andrew D. Ellington pp 2469–2473 DOI: 10.1021/ja992393b

Exciton Coupling and Dipolar Correlations in a Columnar Liquid Crystal:  Photophysics of a Bent-Rod Hexacatenar Mesogen Igor A. Levitsky, Keiki Kishikawa, S. Holger Eichhorn, and Timothy M. Swager pp 2474–2479 DOI: 10.1021/ja993947d

Precipitation of Solvent-Free C60(CO2)0.95 from Conventional Solvents:  A New Antisolvent Approach to Controlled Crystal Growth Using Supercritical Carbon Dioxide Christian N. Field, Paul A. Hamley, Jeremy M. Webster, Duncan H. Gregory, Jeremy J. Titman, and Martyn Poliakoff pp 2480–2488 DOI: 10.1021/ja9919478

Molecular Dynamics Simulations of Nucleic Acids with a Generalized Born Solvation Model Vickie Tsui and David A. Case pp 2489–2498 DOI: 10.1021/ja9939385

Rapid Synthesis of Phosphorus-Containing Dendrimers with Controlled Molecular Architectures:  First Example of Surface-Block, Layer-Block, and Segment-Block Dendrimers Issued from the Same Dendron Valérie Maraval, Régis Laurent, Bruno Donnadieu, Monique Mauzac, Anne-Marie Caminade, and Jean-Pierre Majoral pp 2499–2511 DOI: 10.1021/ja992099j Supporting Info

New Iron(II) and Manganese(II) Complexes of Two Ultra-Rigid, Cross-Bridged Tetraazamacrocycles for Catalysis and Biomimicry Timothy J. Hubin, James M. McCormick, Simon R. Collinson, Maria Buchalova, Christopher M. Perkins, Nathaniel W. Alcock, Pawan K. Kahol, Ahasuya Raghunathan, and Daryle H. Busch pp 2512–2522 DOI: 10.1021/ja990366f Supporting Info

Photochemical Reactions of Organometallic Complexes Impregnated into Polymers:  Speciation, Isomerization, and Hydrogenation of Residual Alkene Moieties in Polyethylene Matthew J. Clarke, Andrew I. Cooper, Steven M. Howdle, and Martyn Poliakoff pp 2523–2531 DOI: 10.1021/ja9919276

Organometallic Synthesis and Spectroscopic Characterization of Manganese-Doped CdSe Nanocrystals Frederic V. Mikulec, Masaru Kuno, Marina Bennati, Dennis A. Hall, Robert G. Griffin, and Moungi G. Bawendi pp 2532–2540 DOI: 10.1021/ja991249n Supporting Info

Syntheses, Structures, Solution, and Solid-State 27Al NMR Studies of Blue Luminescent Mononuclear Aluminum Complexes:  Al(7-azain)2(7-azain-H)(CH3), Al(7-azain)3(7-azain-H), and Al(7-azain)(7-azain-H)(OCH(CF3)2)2 (7-azain-H = 7-azaindole) James Ashenhurst, Gang Wu, and Suning Wang pp 2541–2547 DOI: 10.1021/ja992868z Supporting Info

Crystal Engineering as a Tool for Directed Radiationless Energy Transfer in Layered {Λ-[Ru(bpy)3]Δ-[Os(bpy)3]}(PF6)4 Josef Breu, Cornelius Kratzer, and Hartmut Yersin pp 2548–2555 DOI: 10.1021/ja993104m Supporting Info

Solid-State 93Nb NMR and 93Nb Nutation Studies of Polycrystalline Pb(Mg1/3Nb2/3)O3 and (1 - x)Pb(Mg1/3Nb2/3)O3/xPbTiO3 Solid-Solution Relaxor Ferroelectrics John J. Fitzgerald, Subramanian Prasad, Jiong Huang, and Jay S. Shore pp 2556–2566 DOI: 10.1021/ja990688j

Tris[p-(N-oxyl-N-tert-butylamino)phenyl]amine, -methyl, and -borane Have Doublet, Triplet, and Doublet Ground States, Respectively Tetsuji Itoh, Kenji Matsuda, Hiizu Iwamura, and Kenzi Hori pp 2567–2576 DOI: 10.1021/ja9920819 Supporting Info

Shedding Light on Excited-State Structures by Theoretical Analysis of Femtosecond Transient Infrared Spectra:  Intramolecular Charge Transfer in 4-(Dimethylamino)benzonitrile Jens Dreyer and Andreas Kummrow pp 2577–2585 DOI: 10.1021/ja992095e Supporting Info

QM−FE and Molecular Dynamics Calculations on Catechol O-Methyltransferase:  Free Energy of Activation in the Enzyme and in Aqueous Solution and Regioselectivity of the Enzyme-Catalyzed Reaction Bernd Kuhn and Peter A. Kollman pp 2586–2596 DOI: 10.1021/ja992218v Supporting Info

Lateral Proton Diffusion Rates along Stearic Acid Monolayers Christopher J. Slevin and Patrick R. Unwin pp 2597–2602 DOI: 10.1021/ja993148v

Switching a Helical Polymer between Mirror Images Using Circularly Polarized Light Jie Li, Gary B. Schuster, Kap-Soo Cheon, Mark M. Green, and Jonathan V. Selinger pp 2603–2612 DOI: 10.1021/ja993290w

Zeolites as Transition-Metal-Free Hydrogenation Catalysts:  A Theoretical Mechanistic Study Stefan Senger and Leo Radom pp 2613–2620 DOI: 10.1021/ja9935097 Supporting Info

Reaction Pathways and Energy Barriers for Alkaline Hydrolysis of Carboxylic Acid Esters in Water Studied by a Hybrid Supermolecule-Polarizable Continuum Approach Chang-Guo Zhan, Donald W. Landry, and Rick L. Ornstein pp 2621–2627 DOI: 10.1021/ja9937932 Supporting Info

Spectroscopic Determination of the Vibrational Potential Energy Surface and Conformation of 1,3-Benzodioxole in Its S1(π,π*) Excited State. The Effect of the Electronic Excitation on the Anomeric Effect Jaan Laane, Eugene Bondoc, Sachie Sakurai, Kevin Morris, Niklas Meinander, and Jaebum Choo pp 2628–2634 DOI: 10.1021/ja9938128

A Highly Stable, Six-Hydrogen-Bonded Molecular Duplex Huaqiang Zeng, Rebecca S. Miller, Robert A. Flowers, II, and Bing Gong pp 2635–2644 DOI: 10.1021/ja9942742

Self-Cleaving Ortho Ester Lipids:  A New Class of pH-Vulnerable Amphiphiles Ji Zhu, Robert J. Munn, and Michael H. Nantz pp 2645–2646 DOI: 10.1021/ja994149q Supporting Info

Luminescent Rare-Earth Multilayer Chelates from Segmented Poly(urethane ureas) J. K. Mwaura, D. L. Thomsen, III, T. Phely-Bobin, M. Taher, S. Theodoropulos, and F. Papadimitrakopoulos pp 2647–2648 DOI: 10.1021/ja9911667

Direct Identification of Enzyme Active Site Residues by Solid-State REDOR NMR:  Application to KDO8P Synthase Lilia Kaustov, Shifi Kababya, Schoucheng Du, Timor Baasov, Sara Gropper, Yuval Shoham, and Asher Schmidt pp 2649–2650 DOI: 10.1021/ja9935409

H/Allyl and Alkyl/Allyl Conical Intersections:  Ubiquitous Control Elements in Photochemical Sigmatropic Shifts Sarah Wilsey and K. N. Houk pp 2651–2652 DOI: 10.1021/ja993302d

Functionality of Polymeric Micelle Hydrogels with Organized Three-Dimensional Architecture on Surfaces Kazunori Emoto, Michihiro Iijima, Yukio Nagasaki, and Kazunori Kataoka pp 2653–2654 DOI: 10.1021/ja993821g

Making Gold Nanoparticles Glow:  Enhanced Emission from a Surface-Bound Fluoroprobe K. George Thomas and Prashant V. Kamat pp 2655–2656 DOI: 10.1021/ja9941835 Supporting Info

Ti-Catalyzed Regio- and Enantioselective Synthesis of Unsaturated α-Amino Nitriles, Amides, and Acids. Catalyst Identification through Screening of Parallel Libraries James R. Porter, Wolfgang G. Wirschun, Kevin W. Kuntz, Marc L. Snapper, and Amir H. Hoveyda pp 2657–2658 DOI: 10.1021/ja994121e Supporting Info

Rationally-Designed Redox-Active Materials for the Separation of Isomers Igor V. Kourkine and Chad A. MirkinKin-Chung Lam and Arnold L. Rheingold pp 2659–2660 DOI: 10.1021/ja994197a Supporting Info

Hydrofurylation of Alkylidenecyclopropanes Catalyzed by Palladium Itaru Nakamura, Shinichi Saito, and Yoshinori Yamamoto pp 2661–2662 DOI: 10.1021/ja9940165 Supporting Info

High-Affinity Pentavalent Ligands of Escherichia coli Heat-Labile Enterotoxin by Modular Structure-Based Design Erkang Fan, Zhongsheng Zhang, Wendy E. Minke, Zheng Hou, Christophe L. M. J. Verlinde, and Wim G. J. Hol pp 2663–2664 DOI: 10.1021/ja993388a Supporting Info

Hydrophobic Assembling of a Coordination Nanobowl into a Dimeric Capsule Which Can Accommodate up to Six Large Organic Molecules Shu-Yan Yu, Takahiro Kusukawa, Kumar Biradha, and Makoto Fujita pp 2665–2666 DOI: 10.1021/ja994014k Supporting Info

Experimental Measurement of Nonuniform Dioxygen Accessibility to Ribonuclease A Surface and Interior Ching-Ling Teng and Robert G. Bryant pp 2667–2668 DOI: 10.1021/ja9925709 Supporting Info

A Cage with Fullerene End Caps Hiroyuki Isobe, Atsushi Ohbayashi, Masaya Sawamura, and Eiichi Nakamura pp 2669–2670 DOI: 10.1021/ja993091c Supporting Info

Molecular Umbrella-Assisted Transport of a Hydrophilic Peptide Across a Phospholipid Membrane Vaclav Janout, Christophe Di Giorgio, and Steven L. Regen pp 2671–2672 DOI: 10.1021/ja000007g Supporting Info

Molecular Limit of a Bulk Semiconductor:  Size Dependence of the “Band Gap” in CdSe Cluster Molecules V. N. Soloviev, A. Eichhöfer, D. Fenske, and U. Banin pp 2673–2674 DOI: 10.1021/ja9940367 Supporting Info

Sodium Hypochlorite:  A Convenient Oxygen Source for Olefin Epoxidation Catalyzed by (Porphyrinato)manganese Complexes  [J. Am. Chem. Soc. 1984, 106, 6668−6676]. Bernard Meunier, Elisabeth Guilmet, Maria-Eliza De Carvalho, and René Poilblanc p 2675 DOI: 10.1021/ja004644i

The Chemistry of Fragrances Compiled by David H. Pybus and Charles S. Sell (Quest International, UK). Royal Society of Chemistry:  Cambridge, UK. 1999. xvi + 278 pp. £16.95. ISBN 0-85404-528-7. James D. Stuart p 2675 DOI: 10.1021/ja995720o

Combined Quantum Mechanical and Molecular Mechanical Methods. ACS Symposium Series 712 Edited by Jiali Gao (State University of New York at Buffalo) and Mark A. Thompson (WRQ Inc.). Oxford University Press:  New York. 1998. x + 310 pp. $110.00. ISBN 0-8412-3590-2. p 2675 DOI: 10.1021/ja995772d

Essential Trends in Inorganic Chemistry By D. M. P. Mingos (Imperial College, London, UK). Oxford University Press:  Oxford, New York, and Tokyo. 1998. iv + 392. $29.95. ISBN 0-19-850108-0. Prof. Gary M. Gray pp 2675–2676 DOI: 10.1021/ja995718x

Monte Carlo Methods in Chemical Physics. Advances in Chemical Physics Vol. 105 Edited by David M. Ferguson, J. Ilja Siepmann, and Donald G. Truhlar (University of Minnesota). Series edited by I. Prigogine and Stuart A. Rice. John Wiley and Sons, Inc.:  New York, NY. 1999. xii +517 pp. $195. ISBN 0-417-19630-4. John M. Papanikolas p 2676 DOI: 10.1021/ja985787w

Analytical Solid-Phase Extraction By James S. Fritz (Iowa State University). John Wiley & Sons (Wiley-VCH):  New York. 1999. xiii + 209 pp. $64.95. ISBN 0-471-24667-0. Isiah M. Warner p 2676 DOI: 10.1021/ja995761k

Issue 12

Cytochrome P450-Catalyzed Hydroxylation of Mechanistic Probes that Distinguish between Radicals and Cations. Evidence for Cationic but Not for Radical Intermediates Martin Newcomb, Runnan Shen, Seung-Yong Choi, Patrick H. Toy, Paul F. Hollenberg, Alfin D. N. Vaz, and Minor J. Coon pp 2677–2686 DOI: 10.1021/ja994106+ Supporting Info

New Phototriggers 9:  p-Hydroxyphenacyl as a C-Terminal Photoremovable Protecting Group for Oligopeptides Richard S. Givens, Jörg F. W. Weber, Peter G. Conrad, II, György Orosz, Sarah L. Donahue, and Stanley A. Thayer pp 2687–2697 DOI: 10.1021/ja991014b

Design, Synthesis, and Characterization of a High-Affinity Trivalent System Derived from Vancomycin and l-Lys-d-Ala-d-Ala Jianghong Rao, Joydeep Lahiri, Robert M. Weis, and George M. Whitesides pp 2698–2710 DOI: 10.1021/ja992648l Supporting Info

Solution Conformations of Helix-Forming β-Amino Acid Homooligomers Joseph J. Barchi, Jr., Xiaolin Huang, Daniel H. Appella, Laurie A. Christianson, Stewart R. Durell, and Samuel H. Gellman pp 2711–2718 DOI: 10.1021/ja9930014 Supporting Info

Circumtrindene:  A Geodesic Dome of Molecular Dimensions. Rational Synthesis of 60 of C601 Ronald B. M. Ansems and Lawrence T. Scott pp 2719–2724 DOI: 10.1021/ja993028n Supporting Info

Asymmetric Dearomatization of η2-Arene Complexes:  Synthesis of Stereodefined Functionalized Cyclohexenones and Cyclohexenes Mahendra D. Chordia and W. Dean Harman pp 2725–2736 DOI: 10.1021/ja9938433 Supporting Info

Diprotonated Hydrogen Halides (H3X2+) and Gitonic Protio Methyl- and Dimethylhalonium Dications (CH3XH22+ and (CH3)2XH2+):  Theoretical and Hydrogen−Deuterium Exchange Studies1 George A. Olah, Golam Rasul, Mohammed Hachoumy, Arwed Burrichter, and G. K. Surya Prakash pp 2737–2741 DOI: 10.1021/ja994044n

Enantioselective Double Michael Addition/Cyclization with an Oxygen-Centered Nucleophile as the First Step in a Concise Synthesis of Natural (+)-Asteriscanolide Leo A. Paquette, Jinsung Tae, Mark P. Arrington, and Aladin H. Sadoun pp 2742–2748 DOI: 10.1021/ja994053w Supporting Info

Regioselectivity Control in Diels−Alder Reactions of Surfactant 1,3-Dienes with Surfactant Dienophiles David A. Jaeger, Dan Su, and Abdullah ZafarBarbora Piknova and Stephen B. Hall pp 2749–2757 DOI: 10.1021/ja9940571 Supporting Info

Foldamer-Based Molecular Recognition Ryan B. Prince, Stephanie A. Barnes, and Jeffrey S. Moore pp 2758–2762 DOI: 10.1021/ja993830p

Cyano-Bridged Re6Q8 (Q = S, Se) Cluster-Cobalt(II) Framework Materials:  Versatile Solid Chemical Sensors Laurance G. Beauvais, Matthew P. Shores, and Jeffrey R. Long pp 2763–2772 DOI: 10.1021/ja994186h Supporting Info

Peptide Conformations in Alcohol and Water:  Analyses by the Reference Interaction Site Model Theory Masahiro Kinoshita, Yuko Okamoto, and Fumio Hirata pp 2773–2779 DOI: 10.1021/ja993939x

Configuration Energies of the Main Group Elements Joseph B. Mann, Terry L. Meek, and Leland C. Allen pp 2780–2783 DOI: 10.1021/ja992866e

The Mechanism of Carbon−Carbon Bond Activation in Cationic 6-Alkylcyclohexadienyl Ruthenium Hydride Complexes Christina M. Older and Jeffrey M. Stryker pp 2784–2797 DOI: 10.1021/ja992987e

Topochemical Synthesis of Three-Dimensional Perovskites from Lamellar Precursors Raymond E. Schaak and Thomas E. Mallouk pp 2798–2803 DOI: 10.1021/ja993306i

New Aluminosilicate and Titanosilicate Delaminated Materials Active for Acid Catalysis, and Oxidation Reactions Using H2O2 Avelino Corma, Urbano Diaz, Marcelo E. Domine, and Vicente Fornés pp 2804–2809 DOI: 10.1021/ja9938130

Exploration of a Simple Universal Route to the Myriad of Open-Framework Metal Phosphates C. N. R. Rao, Srinivasan Natarajan, and S. Neeraj pp 2810–2817 DOI: 10.1021/ja993892f Supporting Info

Solvent-Induced syn−anti Rotamerization of 2-(2‘-Pyridyl)indole and the Structure of its Alcohol Complexes A. Kyrychenko, J. Herbich, F. Wu, R. P. Thummel, and J. Waluk pp 2818–2827 DOI: 10.1021/ja991818r

Large Scale ab Initio Quantum Chemical Calculation of the Intermediates in the Soluble Methane Monooxygenase Catalytic Cycle Barry D. Dunietz, Michael D. Beachy, Yixiang Cao, Douglas A. Whittington, Stephen J. Lippard, and Richard A. Friesner pp 2828–2839 DOI: 10.1021/ja9920967 Supporting Info

Stepwise Charge Separation in Heterotriads. Binuclear Ru(II)−Rh(III) Complexes on Nanocrystalline Titanium Dioxide Cornelis J. Kleverlaan, M. Teresa Indelli, Carlo A. Bignozzi, Luiz Pavanin, Franco Scandola, Georg M. Hasselman, and Gerald J. Meyer pp 2840–2849 DOI: 10.1021/ja992755f

Photocurrent Generation under a Large Dipole Moment Formed by Self-Assembled Monolayers of Helical Peptides Having an N-Ethylcarbazolyl Group Tomoyuki Morita, Shunsaku Kimura, and Shiro KobayashiYukio Imanishi pp 2850–2859 DOI: 10.1021/ja992769l

Methylene Blue Binding to DNA with Alternating GC Base Sequence:  A Modeling Study Remo Rohs, Heinz Sklenar, Richard Lavery, and Beate Röder pp 2860–2866 DOI: 10.1021/ja992966k

The Static Magnetic Field Dependence of Chemical Exchange Linebroadening Defines the NMR Chemical Shift Time Scale Oscar Millet, J. Patrick Loria, Christopher D. Kroenke, Miquel Pons, and Arthur G. Palmer, III pp 2867–2877 DOI: 10.1021/ja993511y Supporting Info

Prediction of Properties from Simulations:  Free Energies of Solvation in Hexadecane, Octanol, and Water Erin M. Duffy and William L. Jorgensen pp 2878–2888 DOI: 10.1021/ja993663t Supporting Info

Dynamics of Photoinduced Charge Separation and Charge Recombination in Synthetic DNA Hairpins with Stilbenedicarboxamide Linkers Frederick D. Lewis, Taifeng Wu, Xiaoyang Liu, Robert L. Letsinger, Scott R. Greenfield, Scott E. Miller, and Michael R. Wasielewski pp 2889–2902 DOI: 10.1021/ja993689k Supporting Info

Transition Metal Polyhydride Complexes. 10. Intramolecular Hydrogen Exchange in the Octahedral Iridium(III) Dihydrogen Dihydride Complexes IrXH2(η2-H2)(PR3)2 (X = Cl, Br, I) Shuhua Li, Michael B. Hall, Juergen Eckert, Craig M. Jensen, and Alberto Albinati pp 2903–2910 DOI: 10.1021/ja993877a

Ultrafast Radiationless Deactivation of Organic Dyes:  Evidence for a Two-State Two-Mode Pathway in Polymethine Cyanines Adelaida Sanchez-Galvez, Patricia Hunt, Michael A. Robb, Massimo Olivucci, Thom Vreven, and H. Bernhard Schlegel pp 2911–2924 DOI: 10.1021/ja993985x Supporting Info

Theoretical Examination of Solvent Reorganization and Nonequilibrium Solvation Effects in Microhydrated Reactions Yoshishige Okuno pp 2925–2933 DOI: 10.1021/ja9940221

Synthetic Adenine Receptors:  Direct Calculation of Binding Affinity and Entropy Ray Luo and Michael K. Gilson pp 2934–2937 DOI: 10.1021/ja994034m

Conformation and Hydrogen Bonding in the Alaninamide−Water van der Waals Complex Richard J. Lavrich and Michael J. Tubergen pp 2938–2943 DOI: 10.1021/ja9944150 Supporting Info

Enantioselective Synthesis of 3,6-Dihydro-1H-pyridin-2-ones:  Unexpected Regioselectivity in the Palladium-Catalyzed Decarboxylative Carbonylation of 5-Vinyloxazolidin-2-ones Julian G. Knight, Simon W. Ainge, Andrew M. Harm, Simon J. Harwood, Haydn I. Maughan, Duncan R. Armour, David M. Hollinshead, and Albert A. Jaxa-Chamiec pp 2944–2945 DOI: 10.1021/ja993897c Supporting Info

Toward a Total Model for the Molybdenum Hydroxylases:  Synthesis, Redox, and Biomimetic Chemistry of Oxo-thio-Mo(VI) and -Mo(V) Complexes Paul D. Smith, Damian A. Slizys, Graham N. George, and Charles G. Young pp 2946–2947 DOI: 10.1021/ja9938332 Supporting Info

Transition States and Origins of Stereoselectivity of Epoxidations by Oxaziridinium Salts Ilyas Washington and K. N. Houk pp 2948–2949 DOI: 10.1021/ja993724n

One Water Molecule Stiffens a Protein Yi Mao, Mark A. Ratner, and Martin F. Jarrold pp 2950–2951 DOI: 10.1021/ja992826a

A High-Spin Cyanide-Bridged Mn9W6 Cluster (S = 39/2) with a Full-Capped Cubane Structure Zhuang Jin Zhong, Hidetake Seino, Yasushi Mizobe, Masanobu Hidai, Akira Fujishima, Shin-ichi Ohkoshi, and Kazuhito Hashimoto pp 2952–2953 DOI: 10.1021/ja992622u Supporting Info

An Approach to Glycerol Dendrimers and Pseudo-Dendritic Polyglycerols Rainer Haag, Alexander Sunder, and Jean-François Stumbé pp 2954–2955 DOI: 10.1021/ja994363e Supporting Info

Total Syntheses of Thiocoraline and BE-22179:  Establishment of Relative and Absolute Stereochemistry Dale L. Boger and Satoshi Ichikawa pp 2956–2957 DOI: 10.1021/ja0001660 Supporting Info

Hydroxy-Directed Regio- and Diastereoselective [2+2] Photocycloaddition (Paternò−Büchi Reaction) of Benzophenone to Chiral Allylic Alcohols Waldemar Adam, Karl Peters, Eva Maria Peters, and Veit R. Stegmann pp 2958–2959 DOI: 10.1021/ja994279z Supporting Info

Synthesis and Characterization of C- and N-Bound Isomers of Transition Metal α-Cyanocarbanions Takeshi Naota, Akio Tannna, and Shun-Ichi Murahashi pp 2960–2961 DOI: 10.1021/ja994387l Supporting Info

Electronic Quartet and Triplet States of Polyanionic C60 Fullerene and Their Anomalous Spin Relaxation As Studied by cw-ESR/2D-Electron Spin Transient Nutation Spectroscopy M. Cândida B. L. Shohoji, M. Luisa T. M. B. Franco, M. Celina R. L. R. Lazana, Shigeaki Nakazawa, Kazunobu Sato, Daisuke Shiomi, and Takeji Takui pp 2962–2963 DOI: 10.1021/ja993866h

Intermolecular Optical Electron Transfers in Polyether Hybrid Molten Salts of Mixed-Valent Ruthenium Complexes Jason E. Ritchie and Royce W. Murray pp 2964–2965 DOI: 10.1021/ja994221k

A Novel Strategy for the Solid-Phase Synthesis of Substituted Indolines K. C. Nicolaou, A. J. Roecker, Jeffrey A. Pfefferkorn, and Gou-Qiang Cao pp 2966–2967 DOI: 10.1021/ja994373f Supporting Info

Angle Restraints in Protein Backbones from Dipole−Dipole Cross-Correlation between 1HN−15N and 1HN−1Hα Vectors Peter Crowley, Marcellus Ubbink, and Gottfried Otting pp 2968–2969 DOI: 10.1021/ja9942787 Supporting Info

Formation of Metal−Molecule−Metal Tunnel Junctions:  Microcontacts to Alkanethiol Monolayers with a Conducting AFM Tip David J. Wold and C. Daniel Frisbie pp 2970–2971 DOI: 10.1021/ja994468h

Kink Motion in a Chain Molecule Driven through a Pore K. L. Sebastian pp 2972–2973 DOI: 10.1021/ja993671+

Understanding Mass Spectra:  A Basic Approach By R. Martin Smith (Wisconsin Department of Justice Crime Laboratories) with Kenneth L. Busch (Georgia Institute of Technology), Technical Editor. John Wiley and Sons:  New York. 1999. xvii + 290 pp. $59.95. ISBN 0-471-29704-6. Jennifer S. Brodbelt p 2974 DOI: 10.1021/ja995700m

HPLC:  A Practical Guide By T. Hanai (Health Research Foundation, Kyoto, Japan). Royal Society of Chemistry:  Cambridge, UK. 1999. x + 134 pp. £42.50. ISBN 0-85404-515-5. Anthony Andrews p 2974 DOI: 10.1021/ja9957332

Issue 13

Delineation and Decomposition of Energies Involved in Quaternary Ammonium Binding in the Active Site of Acetylcholinesterase Daniel M. Quinn, Shawn R. Feaster, Haridasan K. Nair, Nathan A. Baker, Zoran Radić, and Palmer Taylor pp 2975–2980 DOI: 10.1021/ja9933588

Transition State Structure and Rate Determination for the Acylation Stage of Acetylcholinesterase Catalyzed Hydrolysis of (Acetylthio)choline Siobhan Malany, Monali Sawai, R. Steven Sikorski, Javier Seravalli, Daniel M. Quinn, Zoran Radić, Palmer Taylor, Chanoch Kronman, Baruch Velan, and Avigdor Shafferman pp 2981–2987 DOI: 10.1021/ja9933590

Kinetics and Equilibrium Constants for Reactions of α-Phenyl-Substituted Cyclopropylcarbinyl Radicals Thomas A. Halgren, John D. Roberts, John H. Horner, Felix N. Martinez, Christopher Tronche, and Martin Newcomb pp 2988–2994 DOI: 10.1021/ja991114h Supporting Info

A Novel and Practical Synthesis of l-Hexoses from d-Glycono-1,5-lactones Hideyo Takahashi, Yuko Hitomi, Yoshinori Iwai, and Shiro Ikegami pp 2995–3000 DOI: 10.1021/ja992808t Supporting Info

Mapping of Highest Occupied Molecular Orbitals of Duplex DNA by Cobalt-Mediated Guanine Oxidation Isao Saito, Takashi Nakamura, and Kazuhiko Nakatani pp 3001–3006 DOI: 10.1021/ja993891n Supporting Info

The Bioactive Conformation of Human Parathyroid Hormone. Structural Evidence for the Extended Helix Postulate Stephen M. Condon, Isabelle Morize, Shelley Darnbrough, Christopher J. Burns, Bruce E. Miller, Joanne Uhl, Kathleen Burke, Navinchandra Jariwala, Kenneth Locke, Paul H. Krolikowski, N. Vasant Kumar, and Richard F. Labaudiniere pp 3007–3014 DOI: 10.1021/ja994033u Supporting Info

Theoretical Study of a Molecular Resonant Tunneling Diode Jorge M. Seminario, Angelica G. Zacarias, and James M. Tour pp 3015–3020 DOI: 10.1021/ja992936h

Principles Governing Conformations in Stereoisomeric Adducts of Bay Region Benzo[a]pyrene Diol Epoxides to Adenine in DNA:  Steric and Hydrophobic Effects Are Dominant Jian Tan, Nicholas E. Geacintov, and Suse Broyde pp 3021–3032 DOI: 10.1021/ja993624h Supporting Info

The 2-Vinylphosphirane−3-Phospholene Rearrangement:  Biradicaloid and Concerted Features Maurice J. van Eis, Tom Nijbacker, Franciscus J. J. de Kanter, Willem H. de Wolf, Koop Lammertsma, and Friedrich Bickelhaupt pp 3033–3036 DOI: 10.1021/ja993829q

Optical ON/OFF Switching of Intramolecular Photoinduced Charge Separation in a Donor−Bridge−Acceptor System Containing Dithienylethene Jochen M. Endtner, Franz Effenberger, Achim Hartschuh, and Helmut Port pp 3037–3046 DOI: 10.1021/ja9938736

Crystallization-Induced Asymmetric Transformation vs Quasi-Racemate Formation in Tetravalent Boron Complexes E. Vedejs, R. W. Chapman, S. Lin, M. Müller, and D. R. Powell pp 3047–3052 DOI: 10.1021/ja994023t Supporting Info

Smectic Liquid-Crystalline Phases of Quaternary Group VA (Especially Phosphonium) Salts with Three Equivalent Long n-Alkyl Chains. How Do Layered Assemblies Form in Liquid-Crystalline and Crystalline Phases? David J. Abdallah, Allan Robertson, Hsiu-Fu Hsu, and Richard G. Weiss pp 3053–3062 DOI: 10.1021/ja994055g Supporting Info

Catalytic Asymmetric C−H Activation of Alkanes and Tetrahydrofuran Huw M. L. Davies, Tore Hansen, and Melvyn Rowen Churchill pp 3063–3070 DOI: 10.1021/ja994136c Supporting Info

Biomimetic Total Synthesis of Bisorbicillinol, Bisorbibutenolide, Trichodimerol, and Designed Analogues of the Bisorbicillinoids K. C. Nicolaou, Georgios Vassilikogiannakis, Klaus B. Simonsen, Phil S. Baran, Yong-Li Zhong, Veroniki P. Vidali, Emmanuel N. Pitsinos, and Elias A. Couladouros pp 3071–3079 DOI: 10.1021/ja9942843 Supporting Info

C2-Symmetric ansa-Lanthanidocene Complexes. Synthesis via Silylamine Elimination and β-SiH Agostic Rigidity Jörg Eppinger, Michael Spiegler, Wolfgang Hieringer, Wolfgang A. Herrmann, and Reiner Anwander pp 3080–3096 DOI: 10.1021/ja992786a Supporting Info

Synthesis and Reactivity of η5-Silolyl, η5-Germolyl, and η5-Germole Dianion Complexes of Zirconium and Hafnium Jeffrey M. Dysard and T. Don Tilley pp 3097–3105 DOI: 10.1021/ja993563n Supporting Info

Platinum(IV)-Assisted [2 + 3] Cycloaddition of Nitrones to Coordinated Organonitriles. Synthesis of Δ4-1,2,4-Oxadiazolines Gabriele Wagner, Armando J. L. Pombeiro, and Vadim Yu. Kukushkin pp 3106–3111 DOI: 10.1021/ja993564f Supporting Info

Structure and Thermal Reactivity of a Novel Pd(0) Metalloenediyne Nicole L. Coalter, Thomas E. Concolino, William E. Streib, Chris G. Hughes, Arnold L. Rheingold, and Jeffrey M. Zaleski pp 3112–3117 DOI: 10.1021/ja9944094 Supporting Info

Reactivities of Silicas with Organometallic Methylating Agents Ting Tao and Gary E. Maciel pp 3118–3126 DOI: 10.1021/ja991950r Supporting Info

Intriguing Gold TrifluorideMolecular Structure of Monomers and Dimers:  An Electron Diffraction and Quantum Chemical Study Balázs Réffy, Mária Kolonits, Axel Schulz, Thomas M. Klapötke, and Magdolna Hargittai pp 3127–3134 DOI: 10.1021/ja992638k Supporting Info

Formation of Diphosphates. A NMR Study on the Mechanism and Stereochemistry of Diphosphate Formation from Chiral Dioxaphosphorinanes Ron Hulst, Johanna M. Visser, N. Koen de Vries, Robert W. J. Zijlstra, Huub Kooijman, Wilberth Smeets, Anthony L. Spek, and Ben L. Feringa pp 3135–3150 DOI: 10.1021/ja992770k Supporting Info

Quantum Mechanical Conformational Analysis of β-Alanine Zwitterion in Aqueous Solution Peter Aadal Nielsen, Per-Ola Norrby, Tommy Liljefors, Nadia Rega, and Vincenzo Barone pp 3151–3155 DOI: 10.1021/ja992902+

Inframolecular Protonation Process of myo-Inositol 1,4,5-Tris(phosphate) and Related Compounds:  Dynamics of the Intramolecular Interactions and Evidence of C−H···O Hydrogen Bonding Marc Felemez, Philippe Bernard, Gilbert Schlewer, and Bernard Spiess pp 3156–3165 DOI: 10.1021/ja992940t

Quantitative Measurements and Modeling of Kinetics in Nucleic Acid Monolayer Films Using SPR Spectroscopy R. Georgiadis, K. P. Peterlinz, and A. W. Peterson pp 3166–3173 DOI: 10.1021/ja9930824

Intermolecular Coupling Enhancement of the Molecular Hyperpolarizability in Multichromophoric Dipolar Dendrons Shiyoshi Yokoyama, Tatsuo Nakahama, Akira Otomo, and Shinro Mashiko pp 3174–3181 DOI: 10.1021/ja993569c

Metal−Metal Bonding in Rh2(O2CCF3)4:  Extensive Metal−Ligand Orbital Mixing Promoted by Filled Fluorine Orbitals Dennis L. Lichtenberger, John R. Pollard, Matthew A. Lynn, F. A. Cotton, and Xuejun Feng pp 3182–3190 DOI: 10.1021/ja993618l

Photoinduced Electron Transfer in Hydrogen Bonded Donor−Acceptor Systems. Study of the Dependence of Rate on Free Energy and Simultaneous Observation of the Marcus and Rehm−Weller Behaviors E. Prasad and K. R. Gopidas pp 3191–3196 DOI: 10.1021/ja993872d

Indirect Nuclear Spin−Spin Coupling Tensors in Diatomic Molecules:  A Comparison of Results Obtained by Experiment and First Principles Calculations David L. Bryce and Roderick E. Wasylishen pp 3197–3205 DOI: 10.1021/ja9942134

NMR Detection of NH···OC Hydrogen Bonds in 13C,15N-Labeled Nucleic Acids Aizhuo Liu, Ananya Majumdar, Weidong Hu, Abdelali Kettani, Eugene Skripkin, and Dinshaw J. Patel pp 3206–3210 DOI: 10.1021/ja994255s Supporting Info

Observation of Both Jahn−Teller Distorted Forms (b1g and b2g) of the Cyclooctatetraene Anion Radical in a 1,2-Disubstituted System Cheryl D. Stevenson and Yong Seol Kim pp 3211–3215 DOI: 10.1021/ja9943501 Supporting Info

A New Method for Separating the Isomeric C84 Fullerenes Guan-Wu Wang, Martin Saunders, Anthony Khong, and R. James Cross pp 3216–3217 DOI: 10.1021/ja994270x

Local Structure and Relaxation in Solid-State NMR:  Accurate Measurement of Amide N−H Bond Lengths and H−N−H Bond Angles M. Hohwy, C. P. Jaroniec, B. Reif, C. M. Rienstra, and R. G. Griffin pp 3218–3219 DOI: 10.1021/ja9913737 Supporting Info

Epoxidation of Alkenes with Bicarbonate-Activated Hydrogen Peroxide Huirong Yao and David E. Richardson pp 3220–3221 DOI: 10.1021/ja993935s

Introduction of the Cluster Fragment Ru3(CO)11 at the Periphery of Phosphine Dendrimers Catalyzed by the Electron-Reservoir Complex [FeICp(C6Me6)] Ester Alonso and Didier Astruc pp 3222–3223 DOI: 10.1021/ja994332j Supporting Info

Carbene Complexes in the Synthesis of Complex Natural Products:  Total Synthesis of the Calphostins Craig A. Merlic, Courtney C. Aldrich, Jennifer Albaneze-Walker, and Alan Saghatelian pp 3224–3225 DOI: 10.1021/ja994313+ Supporting Info

Photodimerization of a m-Phenylenebis(arylmethanofullerene):  The First Rigorous Proof for Photochemical Inter-Fullerene [2 + 2] Cycloaddition Joop Knol and Jan C. Hummelen pp 3226–3227 DOI: 10.1021/ja993931n Supporting Info

Metallo-Esterification of Alkynes:  Reaction of Alkynes with Cp2ZrEt2 and Chloroformate Tamotsu Takahashi, Chanjuan Xi, Yasuyuki Ura, and Kiyohiko Nakajima pp 3228–3229 DOI: 10.1021/ja994234y Supporting Info

Toward Structural Biology in Supercooled Water Jack J. Skalicky, Dinesh K. Sukumaran, Jeffrey L. Mills, and Thomas Szyperski pp 3230–3231 DOI: 10.1021/ja9938884 Supporting Info

Dendritic Physical Gel:  Hierarchical Self-Organization of a Peptide-Core Dendrimer to Form a Micrometer-Scale Fibrous Assembly Woo-Dong Jang, Dong-Lin Jiang, and Takuzo Aida pp 3232–3233 DOI: 10.1021/ja994232d Supporting Info

Spin Alignment in Singly Oxidized Spin-Polarized Diradical Donor:  Thianthrene Bis(nitronyl nitroxide) Akira Izuoka, Mayumi Hiraishi, Taro Abe, and Tadashi SugawaraKazunobu Sato and Takeji Takui pp 3234–3235 DOI: 10.1021/ja9916759

Observations Concerning the Existence and Reactivity of Free α-Amino Aldehydes as Chemical Intermediates:  Evidence for Epimerization-Free Adduct Formation with Various Nucleophiles Andrew G. Myers, Daniel W. Kung, and Boyu Zhong pp 3236–3237 DOI: 10.1021/ja000136x Supporting Info

Superconducting Transition of (TMTTF)2PF6 above 50 kbar [TMTTF = Tetramethyltetrathiafulvalene] Takafumi Adachi, Emiko Ojima, Kiyonori Kato, and Hayao KobayashiTakafumi MiyazakiMadoka TokumotoAkiko Kobayashi pp 3238–3239 DOI: 10.1021/ja0001254

Direct Detection of Monovalent Metal Ion Binding to a DNA G-quartet by 205Tl NMR Soumitra Basu, Alexander A. Szewczak, Melanie Cocco, and Scott A. Strobel pp 3240–3241 DOI: 10.1021/ja993614g

Isotropic NMR Spectra of Half-Integer Quadrupolar Nuclei Using Satellite Transitions and Magic-Angle Spinning Zhehong Gan* pp 3242–3243 DOI: 10.1021/ja9939791

Antibody-Catalysis of a Bimolecular Asymmetric 1,3-Dipolar Cycloaddition Reaction Jonathan D. Toker, Paul Wentworth, Jr., Yunfeng Hu, K. N. Houk, and Kim D. Janda pp 3244–3245 DOI: 10.1021/ja994423g Supporting Info

Silylene Does React with Carbon Monoxide Rosa Becerra and Robin Walsh pp 3246–3247 DOI: 10.1021/ja000103h

Transition from Exponential to Nonexponential Kinetics during Formation of a Nonbiological Helix Wei Yuan Yang, Ryan B. Prince, Jobiah Sabelko, Jeffrey S. Moore, and Martin Gruebele pp 3248–3249 DOI: 10.1021/ja993343+ Supporting Info

Design of Diastereomeric Self-Inhibiting Catalysts for Control of Turnover Frequency and Enantioselectivity Jaume Balsells and Patrick J. Walsh pp 3250–3251 DOI: 10.1021/ja993887b Supporting Info

Non-Leaky Vesicle Fusion and Enhanced Cell Transfection Using a Cationic Facial Amphiphile Yvonne R. Vandenburg, Bradley D. Smith, M. Nieves Pérez-Payán, and Anthony P. Davis pp 3252–3253 DOI: 10.1021/ja994486z Supporting Info

Synthetic Organic Sonochemistry By Jean-Louis Luche (Universite de Savoie, France). Plenum Press:  New York. 1998. xx + 431 pp. $115.00. ISBN 0-306-45916-7. Ruiess Van Fossen Ramsey p 3254 DOI: 10.1021/ja9857817

Advances in Molten Salts. From Structural Aspects to Waste Processing Edited by Marcelle Gaune-Escard (IUSTI, Marseille, France). Begell House:  New York. 1999. xii + 732 pp. $127.50. ISBN 1-56700-142-4. p 3254 DOI: 10.1021/ja995802c

Advances in BioChirality Edited by G. Pályi, C. Zucchi (University of Modena), and L. Caglioti (“La Sapienza”, Rome). Elsevier:  Amsterdam. 1999. viii + 408 pp. $175.00. ISBN 0-08-043404-5. p 3254 DOI: 10.1021/ja995805p

Houben-Weyl. Methods of Organic Chemistry. Additional and Supplementary Volumes to the 4th Edition. Volume E 10b/Part 2. Organo-Fluorine Compounds Edited by Bernd Baasner (Bayer AG, Leverkusen), H. Hagemann (Bayer AG, Leverkusen), and J. C. Tatlow (Birmingham). Georg Thieme Verlag:  Stuttgart. 1999. xvi + 882 pp. DM 3300. ISBN 3-13-119134-1. p 3254 DOI: 10.1021/ja995807+

Houben-Weyl. Methods of Organic Chemistry. Additional and Supplementary Volumes to the 4th Edition. Volume E 23j. Substance Index. Cyclic Compounds VI. Bicyclic Compounds II Georg Thieme Verlag:  Stuttgart. 1999. viii + 630 pp. DM 3300. ISBN 3-13-111694-3. p 3254 DOI: 10.1021/ja9958082

Houben-Weyl. Methods of Organic Chemistry. Additional and Supplementary Volumes to the 4th Edition. Volume E 23c/Part 1. Substance Index. Aliphatic Compounds I. Carbonyl Compounds Georg Thieme Verlag:  Stuttgart. 1999. viii + 1154 pp. DM 3300. ISBN 3-13-101674-4. p 3254 DOI: 10.1021/ja995809u

Issue 14

Crystal Structure of the Ribonucleotide Reductase R2 Mutant that Accumulates a μ-1,2-Peroxodiiron(III) Intermediate during Oxygen Activation Walter C. Voegtli, Nelly Khidekel, Jeffrey Baldwin, Brenda A. Ley, J. Martin Bollinger, Jr., and Amy C. Rosenzweig pp 3255–3261 DOI: 10.1021/ja991839l

Cyclopentapeptides as Flexible Conformational Templates Gregory V. Nikiforovich, Katalin E. Kövér, Wei-Jun Zhang, and Garland R. Marshall pp 3262–3273 DOI: 10.1021/ja991728m

Efforts toward the Expansion of the Genetic Alphabet:  Information Storage and Replication with Unnatural Hydrophobic Base Pairs Anthony K. Ogawa, Yiqin Wu, Dustin L. McMinn, Jianquan Liu, Peter G. Schultz, and Floyd E. Romesberg pp 3274–3287 DOI: 10.1021/ja9940064 Supporting Info

Isotope Effects and the Mechanism of Chlorotrimethylsilane-Mediated Addition of Cuprates to Enones Doug E. Frantz and Daniel A. Singleton pp 3288–3295 DOI: 10.1021/ja993373c Supporting Info

13C Kinetic Isotope Effects and the Mechanism of the Uncatalyzed Decarboxylation of Orotic Acid Daniel A. Singleton, Steven R. Merrigan, Bong J. Kim, Peter Beak, Linda M. Phillips, and Jeehiun K. Lee pp 3296–3300 DOI: 10.1021/ja993392m Supporting Info

Total Synthesis of the Thiopeptide Promothiocin A Mark C. Bagley, Katherine E. Bashford, Claire L. Hesketh, and Christopher J. Moody pp 3301–3313 DOI: 10.1021/ja994247b Supporting Info

Inhibition of EcoRV Endonuclease by Deoxyribo-3‘-S-phosphorothiolates:  A High-Resolution X-ray Crystallographic Study Nancy C. Horton, Bernard A. Connolly, and John J. Perona pp 3314–3324 DOI: 10.1021/ja993719j

Structural and Dynamic Evidence for C−H···O Hydrogen Bonding in Lariat Ethers:  Implications for Protein Structure Eric S. Meadows, Stephen L. De Wall, Leonard J. Barbour, Frank R. Fronczek, Min-Sook Kim, and George W. Gokel pp 3325–3335 DOI: 10.1021/ja9940672

Helix Magic. Thermo-Driven Chiroptical Switching and Screw-Sense Inversion of Flexible Rod Helical Polysilylenes Michiya Fujiki pp 3336–3343 DOI: 10.1021/ja9938581

The Steric Course of SE2 Reactions of Unstabilized α-Aminoorganolithiums:  Distinguishing between SET and Polar Mechanisms Robert E. Gawley, Eddy Low, Qianhui Zhang, and Roy Harris pp 3344–3350 DOI: 10.1021/ja9923235

D2-Symmetric Dimer of 1,1‘-Binaphthyl and Its Chiral π-Conjugated Carbodianion Andrzej Rajca, Andrej Safronov, Suchada Rajca, and Jirawat Wongsriratanakul pp 3351–3357 DOI: 10.1021/ja993286k Supporting Info

Regiochemical Tagging:  A New Tool for Structural Characterization of Isomeric Components in Combinatorial Mixtures Noureddin Nazarpack-Kandlousy, Igor V. Chernushevich, LingJie Meng, Ying Yang, and Alexey V. Eliseev pp 3358–3366 DOI: 10.1021/ja993844v Supporting Info

The Thermal Sulfenate−Sulfoxide Rearrangement:  A Radical Pair Mechanism Jérôme Amaudrut and Olaf Wiest pp 3367–3374 DOI: 10.1021/ja9940928 Supporting Info

Reactivity and Mechanism in the Hydrolysis of β-Sultams Nicholas J. Baxter, Laurent J. M. Rigoreau, Andrew P. Laws, and Michael I. Page pp 3375–3385 DOI: 10.1021/ja994293b

The First Free 7λ3-Phosphanorbornadiene Maurice J. van Eis, Herman Zappey, Franciscus J. J. de Kanter, Willem H. de Wolf, Koop Lammertsma, and Friedrich Bickelhaupt pp 3386–3390 DOI: 10.1021/ja9942944

Catalytic Ring-Closing Metathesis of Doubly Armed, Bridged Bicyclic Sulfones. Evaluation of Chain Length and Possible Intramolecular SO2 Group Ligation to the Ruthenium Carbenoid Leo A. Paquette, Fabrizio Fabris, Jinsung Tae, Judith C. Gallucci, and John E. Hofferberth pp 3391–3398 DOI: 10.1021/ja9943849 Supporting Info

Structural Change of the Mn Cluster during the S2→S3 State Transition of the Oxygen-Evolving Complex of Photosystem II. Does It Reflect the Onset of Water/Substrate Oxidation? Determination by Mn X-ray Absorption Spectroscopy Wenchuan Liang, Theo A. Roelofs, Roehl M. Cinco, Annette Rompel, Matthew J. Latimer, Wa O. Yu, Kenneth Sauer, Melvin P. Klein, and Vittal K. Yachandra pp 3399–3412 DOI: 10.1021/ja992501u Supporting Info

Systematic Investigation of the Nature of The Coupling between a Ln(III) Ion (Ln = Ce(III) to Dy(III)) and Its Aminoxyl Radical Ligands. Structural and Magnetic Characteristics of a Series of {Ln(organic radical)2} Compounds and the Related {Ln(Nitrone)2} Derivatives Myrtil L. Kahn, Jean-Pascal Sutter, Stéphane Golhen, Philippe Guionneau, Lahcène Ouahab, Olivier Kahn, and Daniel Chasseau pp 3413–3421 DOI: 10.1021/ja994175o Supporting Info

Mechanistic Studies of CVD Metallization Processes:  Reactions of Rhodium and Platinum β-Diketonate Complexes on Copper Surfaces Elizabeth L. Crane, Yujian You, Ralph G. Nuzzo, and Gregory S. Girolami pp 3422–3435 DOI: 10.1021/ja993653s Supporting Info

Why Does Trypsin Cleave BPTI so Slowly? Mikael Peräkylä and Peter A. Kollman pp 3436–3444 DOI: 10.1021/ja991602p

Fluorescence from Azobenzene Functionalized Poly(propylene imine) Dendrimers in Self-Assembled Supramolecular Structures K. Tsuda, G.C. Dol, T. Gensch, J. Hofkens, L. Latterini, J.W. Weener, E.W. Meijer, and F.C. De Schryver pp 3445–3452 DOI: 10.1021/ja9919581

Acetylene Cyclotrimerization on Supported Size-Selected Pdn Clusters (1 ≤ n ≤ 30): One Atom Is Enough! S. Abbet, A. Sanchez, U. Heiz, W.-D. Schneider, A. M. Ferrari, G. Pacchioni, and N. Rösch pp 3453–3457 DOI: 10.1021/ja9922476

On the Stability of Amino Acid Zwitterions in the Gas Phase:  The Influence of Derivatization, Proton Affinity, and Alkali Ion Addition Thomas Wyttenbach, Matthias Witt, and Michael T. Bowers pp 3458–3464 DOI: 10.1021/ja992546v

A Method for Measuring Heteronuclear (1H−13C) Distances in High Speed MAS NMR B.-J. van Rossum, C. P. de Groot, V. Ladizhansky, S. Vega, and H. J. M. de Groot pp 3465–3472 DOI: 10.1021/ja992714j

Mn2+ Sites in the Hammerhead Ribozyme Investigated by EPR and Continuous-Wave Q-band ENDOR Spectroscopies Susan R. Morrissey, Thomas E. Horton, and Victoria J. DeRose pp 3473–3481 DOI: 10.1021/ja992989z

Ab Initio Calculation of the Electronic Spectrum of Azobenzene Dyes and Its Impact on the Design of Optical Data Storage Materials Per-Olof Åstrand, P. S. Ramanujam, Søren Hvilsted, Keld L. Bak, and Stephan P. A. Sauer pp 3482–3487 DOI: 10.1021/ja993154r

W-Band ENDOR Investigation of the Manganese-Binding Site of Concanavalin A:  Determination of Proton Hyperfine Couplings and Their Signs Palanichamy Manikandan, Raanan Carmieli, Tania Shane, A. Joseph Kalb (Gilboa), and Daniella Goldfarb pp 3488–3494 DOI: 10.1021/ja993395z

Global Minimum of the Adenine···Thymine Base Pair Corresponds Neither to Watson−Crick Nor to Hoogsteen Structures. Molecular Dynamic/Quenching/AMBER and ab Initio beyond Hartree−Fock Studies Martin Kratochvíl, Jiří Šponer, and Pavel Hobza pp 3495–3499 DOI: 10.1021/ja9936060

Ab Initio Crystal Structure Predictions for Flexible Hydrogen-Bonded Molecules Wijnand T. M. Mooij, Bouke P. van Eijck, and Jan Kroon pp 3500–3505 DOI: 10.1021/ja993945t

Prediction of EPR g Tensors in Simple d1 Metal Porphyrins with Density Functional Theory S. Patchkovskii and T. Ziegler pp 3506–3516 DOI: 10.1021/ja994041a Supporting Info

Model Systems for Flavoenzyme Activity. The Role of N(3)−H Hydrogen Bonding in Flavin Redox Processes Alejandro O. Cuello, Catherine M. McIntosh, and Vincent M. Rotello pp 3517–3521 DOI: 10.1021/ja994204v Supporting Info

Design of Potent Inhibitors for Human Brain Memapsin 2 (β-Secretase) Arun K. Ghosh, Dongwoo Shin, Debbie Downs, Gerald Koelsch, Xinli Lin, Jacques Ermolieff, and Jordan Tang pp 3522–3523 DOI: 10.1021/ja000300g Supporting Info

Synthesis and Characterization of 2,6-Trip2H3C6PbPbC6H3-2,6-Trip2 (Trip = C6H2-2,4,6-i-Pr3):  A Stable Heavier Group 14 Element Analogue of an Alkyne Lihung Pu, Brendan Twamley, and Philip P. Power pp 3524–3525 DOI: 10.1021/ja993346m Supporting Info

Porphyrin-containing [2]-Rotaxanes:  Metal Coordination Enhanced Superexchange Electron Transfer between Noncovalently Linked Chromophores Mikael Andersson, Myriam Linke, Jean-Claude Chambron, Jan Davidsson, Valérie Heitz, Jean-Pierre Sauvage, and Leif Hammarström pp 3526–3527 DOI: 10.1021/ja993345u Supporting Info

Probing the Origin of Disorder in Polynuclear Aluminum 7-Azaindolyl Complexes by 27Al Multiple-Quantum Magic-Angle-Spinning NMR James Ashenhurst, Suning Wang, and Gang Wu pp 3528–3529 DOI: 10.1021/ja993613o

Fabrication of Ordered Porous Structures by Self-Assembly of Zeolite Nanocrystals Limin Huang, Zhengbao Wang, Jinyu Sun, Lei Miao, Quanzhi Li, Yushan Yan, and Dongyuan Zhao pp 3530–3531 DOI: 10.1021/ja994240u Supporting Info

A Density Functional Normal Mode Calculation of a Bacteriochlorophyll a Derivative Matteo Ceccarelli, Marc Lutz, and Massimo Marchi pp 3532–3533 DOI: 10.1021/ja993849s

Deracemization of Baylis−Hillman Adducts Barry M. Trost, Hon-Chung Tsui, and F. Dean Toste pp 3534–3535 DOI: 10.1021/ja994326n Supporting Info

Photochemical Denitrogenation of Norbornene-Annelated 2,3-Diazabicyclo[2.1.1]hept-2-ene-Type Azoalkanes:  Crystal-Lattice versus Zeolite-Interior Effects Waldemar Adam, Hermenegildo García, Vicente Martí, Jarugu N. Moorthy, Karl Peters, and Eva-Maria Peters pp 3536–3537 DOI: 10.1021/ja994114q Supporting Info

Isolation and Characterization of Er@C60 Taro Ogawa, Toshiki Sugai, and Hisanori Shinohara pp 3538–3539 DOI: 10.1021/ja992665a Supporting Info

A New Mechanism of Action Proposed for Ramoplanin Mei-Chu Lo, Hongbin Men, Arthur Branstrom, Jeremiah Helm, Nan Yao, Robert Goldman, and Suzanne Walker pp 3540–3541 DOI: 10.1021/ja000182x Supporting Info

Constructing Molecular Machinery:  A Chemically-Switchable [2]Catenane Vincenzo Balzani, Alberto Credi, Steven J. Langford, Françisco M. Raymo, J. Fraser Stoddart, and Margherita Venturi pp 3542–3543 DOI: 10.1021/ja994454b Supporting Info

Role of Cation Size in the Energy of Electron Transfer to 1:1 Polyoxometalate Ion Pairs {(M+)(Xn+VW11O40)}(8-n)- (M = Li, Na, K) Vladimir A. Grigoriev, Craig L. Hill, and Ira A. Weinstock pp 3544–3545 DOI: 10.1021/ja993862c

Assembly of Mesoscopic Analogues of Nucleic Acids Marcus Weck, Insung S. Choi, Noo Li Jeon, and George M. Whitesides pp 3546–3547 DOI: 10.1021/ja994099p Supporting Info

How Stereoselective Are Alkene Addition Reactions on Si(100)? G. P. Lopinski, D. J. Moffatt, D. D. M. Wayner, and R. A. Wolkow pp 3548–3549 DOI: 10.1021/ja993110i

Electrospray Time-of-Flight Mass Spectrometry of the Intact MS2 Virus Capsid Mark A. Tito, Kaspar Tars, Karin Valegard, Janos Hajdu, and Carol V. Robinson pp 3550–3551 DOI: 10.1021/ja993740k Supporting Info

Electrostatic Control of Electron Transfer between Myoglobin and Cytochrome b5:  Effect of Methylating the Heme Propionates of Zn-Myoglobin Zhao-Xun Liang, Judith M. Nocek, Igor V. Kurnikov, David N. Beratan, and Brian M. Hoffman pp 3552–3553 DOI: 10.1021/ja993951p

New Carbon-Detected Protein NMR Experiments Using CryoProbes Zach Serber, Christian Richter, Detlef Moskau, Jean-Marc Böhlen, Tobias Gerfin, Daniel Marek, Markus Häberli, Ludivica Baselgia, Frank Laukien, Alan S. Stern, Jeffrey C. Hoch, and Volker Dötsch pp 3554–3555 DOI: 10.1021/ja991371m

Re-engineering Enzyme-Model Active Sites:  Reversible Binding of Dioxygen at Ambient Conditions by a Bioinspired Copper Complex Zhengbo Hu, Robert D. Williams, Dat Tran, Thomas G. Spiro, and Sergiu M. Gorun pp 3556–3557 DOI: 10.1021/ja992017r Supporting Info

Saccharide-Directed Cell Recognition and Molecular Delivery Using Macrocyclic Saccharide Clusters:  Masking of Hydrophobicity to Enhance the Saccharide Specificity Kazuhisa Fujimoto, Takuya Miyata, and Yasuhiro Aoyama pp 3558–3559 DOI: 10.1021/ja993993d

Predicted NMR Coupling Constants Across Hydrogen Bonds:  A Fingerprint for Specifying Hydrogen Bond Type? Janet E. Del BeneS. Ajith Perera and Rodney J. Bartlett pp 3560–3561 DOI: 10.1021/ja994312h

Catalyzed Growth of a Metastable InS Crystal Structure as Colloidal Crystals Jennifer A. Hollingsworth, Damadora M. Poojary, Abraham Clearfield, and William E. Buhro pp 3562–3563 DOI: 10.1021/ja000106u

Advances in Supramolecular Chemistry, Vol. 5 Edited by George W. Gokel (Washington University School of Medicine). JAI Press:  Stamford, CT. 1999. ix + 365 pp. $109.50. ISBN 1-7623-0447-2. Timothy B. Karpishin p 3564 DOI: 10.1021/ja9956977

Advances in Asymmetric Synthesis. Volume 3 Edited by Alfred Hassner (Bar-Ilan University). JAI Press:  Stamford, CT. 1998. x + 365 pp. $128.50. ISBN 0-7623-0106-6. Matthias C. McIntosh pp 3564–3565 DOI: 10.1021/ja995701e

Aerosol Processing of Materials By Toivo T. Kodas and Mark J. Hampden-Smith (Superior Micropowders, Albuquerque, NM). Wiley-VCH:  New York. 1999. xxx + 656 pp. $175.00. ISBN 0-471-24669-7. Gregory L. Griffin p 3565 DOI: 10.1021/ja995709o

Introduction to Flavonoids. Volume 2. Chemistry and Bio-chemistry of Organic Natural Products By Bruce A. Bohm (University of British Columbia). Harwood Academic Publishers:  Amsterdam. 1998. 503 pp. $145.00. ISBN 90-5702-353-9. Ragai K. Ibrahim pp 3565–3566 DOI: 10.1021/ja995759t

Magnetic Properties of Organic Materials Edited by Paul M. Lahti (University of Massachusetts at Amherst). Marcel Dekker Inc.:  New York and Basel. 1999. xix + 728 pp. $195.00. ISBN 0-8247-1976-X. David J. R. Brook p 3566 DOI: 10.1021/ja9957581

Fluid Metals:  The Liquid−Vapor Transition of Metals By Friedrich Hensel (University of Marburg) and William W. Warren, Jr. (Oregon State University). Princeton University Press:  Princeton, NJ. 1999. xii + 243 pp. $69.50. £42.50 international. ISBN 0-691-05830-X. Roland Winter p 3566 DOI: 10.1021/ja995765p

Issue 15

A Highly Efficient Method for Site-Specific Modification of Unprotected Peptides after Chemical Synthesis Steven J. Bark, Sandra Schmid, and Klaus M. Hahn pp 3567–3573 DOI: 10.1021/ja000217t

Chemical Simulation of Biogenesis of the 2,4,5-Trihydroxyphenylalanine Quinone Cofactor of Copper Amine Oxidases:  Mechanistic Distinctions Point toward a Unique Role of the Active Site in the o-Quinone Water Addition Step Subrata Mandal, Younghee Lee, Matthew M. Purdy, and Lawrence M. Sayre pp 3574–3584 DOI: 10.1021/ja992886g

DNA−Protein Cross-Linking from Oxidation of Guanine via the Flash−Quench Technique Kim L. Nguyen, Mary Steryo, Kristina Kurbanyan, Kristina M. Nowitzki, Sara M. Butterfield, Suzie R. Ward, and Eric D. A. Stemp pp 3585–3594 DOI: 10.1021/ja993502p

Recognition and Encapsulation of an Electroactive Guest within a Dynamically Folded Polymer Trent H. Galow, Faysal Ilhan, Graeme Cooke, and Vincent M. Rotello pp 3595–3598 DOI: 10.1021/ja993735g Supporting Info

Probing the Role of Protein Environment in Compound I Formation of Chloroperoxidase (CPO) Marta Filizola and Gilda H. Loew pp 3599–3605 DOI: 10.1021/ja993000b

Characterization of the 2-(α-Carbolinyl)nitrenium Ion and Its Conjugate Base Produced during the Decomposition of the Model Carcinogen 2-N-(Pivaloyloxy)-2-amino-α-carboline in Aqueous Solution Michael Novak and Shahrokh Kazerani pp 3606–3616 DOI: 10.1021/ja993433e Supporting Info

Control of Structural Isomerism in Noncovalent Hydrogen-Bonded Assemblies Using Peripheral Chiral Information Leonard J. Prins, Katrina A. Jolliffe, Ron Hulst, Peter Timmerman, and David N. Reinhoudt pp 3617–3627 DOI: 10.1021/ja9936262

A Combinatorial Library of Macrocyclic Polyamines Produced by a Ladybird Beetle Frank C. Schroeder, Jay J. Farmer, Scott R. Smedley, Athula B. Attygalle, Thomas Eisner, and Jerrold Meinwald pp 3628–3634 DOI: 10.1021/ja993720i Supporting Info

Reaction Pathways Involved in the Quenching of the Photoactivated Aromatic Ketones Xanthone and 1-Azaxanthone by Polyalkylbenzenes C. Coenjarts and J. C. Scaiano pp 3635–3641 DOI: 10.1021/ja993846f

Shell Cross-Linked Nanoparticles Containing Hydrolytically Degradable, Crystalline Core Domains Qi Zhang, Edward E. Remsen, and Karen L. Wooley pp 3642–3651 DOI: 10.1021/ja993941o

Dinitrogen Rearranging over a Metal−Oxo Surface and Cleaving to Nitride:  From the End-On to the Side-On Bonding Mode, to the Stepwise Cleavage of the NN Bonds Assisted by NbIII-calix[4]arene Alessandro Caselli, Euro Solari, Rosario Scopelliti, Carlo Floriani, Nazzareno Re, Corrado Rizzoli, and Angiola Chiesi-Villa pp 3652–3670 DOI: 10.1021/ja9943288 Supporting Info

Syntheses, Structures, and Electroluminescence of New Blue/Green Luminescent Chelate Compounds:  Zn(2-py-in)2(THF), BPh2(2-py-in), Be(2-py-in)2, and BPh2(2-py-aza) [2-py-in = 2-(2-pyridyl)indole; 2-py-aza = 2-(2-pyridyl)-7-azaindole] Shi-Feng Liu, Qingguo Wu, Hartmut L. Schmider, Hany Aziz, Nan-Xing Hu, Zoran Popović, and Suning Wang pp 3671–3678 DOI: 10.1021/ja9944249 Supporting Info

Monitoring Surface Reactions at an AFM Tip:  An Approach To Follow Reaction Kinetics in Self-Assembled Monolayers on the Nanometer Scale Holger Schönherr, Victor Chechik, Charles J. M. Stirling, and G. Julius Vancso pp 3679–3687 DOI: 10.1021/ja9902569

Adsorption Kinetics of Rigid 4-Mercaptobiphenyls on Gold Sheng Liao, Yitzhak Shnidman, and Abraham Ulman pp 3688–3694 DOI: 10.1021/ja9905804

Selected Radical Removal from Proton-Bound Dimers. A Strategy for Studying Solvated Distonic Ions Ya-Ping Tu and John L. Holmes pp 3695–3700 DOI: 10.1021/ja9911869

Structural Information through NMR Hyperfine Shifts in Blue Copper Proteins Ivano Bertini, Claudio O. Fernández, B. Göran Karlsson, Johan Leckner, Claudio Luchinat, Bo G. Malmström, Aram M. Nersissian, Roberta Pierattelli, Eric Shipp, Joan S. Valentine, and Alejandro J. Vila pp 3701–3707 DOI: 10.1021/ja992674j

Solid-State 13C Chemical Shift Tensors in Terpenes. 3. Structural Characterization of Polymorphous Verbenol James K. Harper and David M. Grant* pp 3708–3714 DOI: 10.1021/ja9932378

A Quantum Chemical and Classical Transition State Theory Explanation of Negative Activation Energies in OH Addition To Substituted Ethenes J. Raúl Alvarez-Idaboy, Nelaine Mora-Diez, and Annik Vivier-Bunge pp 3715–3720 DOI: 10.1021/ja993693w Supporting Info

Stepwise versus Direct Long-Range Charge Separation in Molecular Triads R. J. Willemse, J. J. Piet, J. M. Warman, F. Hartl, J. W. Verhoeven, and A. M. Brouwer pp 3721–3730 DOI: 10.1021/ja983716r Supporting Info

Photoluminescent Properties of Cadmium Selenide in Contact with Solutions and Films of Metalloporphyrins:  Nitric Oxide Sensing and Evidence for the Aversion of an Analyte to a Buried Semiconductor−Film Interface Albena Ivanisevic, Mark F. Reynolds, Judith N. Burstyn, and Arthur B. Ellis pp 3731–3738 DOI: 10.1021/ja993855o

In Situ Luminescence Probing of the Chemical and Structural Changes during Formation of Dip-Coated Lamellar Phase Sodium Dodecyl Sulfate Sol−Gel Thin Films Michael H. Huang, Bruce S. Dunn, and Jeffrey I. Zink pp 3739–3745 DOI: 10.1021/ja993882e

The Magnitude of the CH/π Interaction between Benzene and Some Model Hydrocarbons Seiji Tsuzuki, Kazumasa Honda, Tadafumi Uchimaru, Masuhiro Mikami, and Kazutoshi Tanabe pp 3746–3753 DOI: 10.1021/ja993972j

Dual-Mode EPR Detects the Initial Intermediate in Photoassembly of the Photosystem II Mn Cluster:  The Influence of Amino Acid Residue 170 of the D1 Polypeptide on Mn Coordination Kristy A. Campbell, Dee Ann Force, Peter J. Nixon, François Dole, Bruce A. Diner, and R. David Britt pp 3754–3761 DOI: 10.1021/ja000142t

Solid-State NMR Determination of 13Cα Chemical Shift Anisotropies for the Identification of Protein Secondary Structure Mei Hong pp 3762–3770 DOI: 10.1021/ja994119n

Dimerization of Rhenium Alkynyl Carbene Complexes by a Process Involving Two [1,1.5] Rhenium Shifts and Coupling of the Remote Alkynyl Carbons Charles P. Casey, Stefan Kraft, and Douglas R. Powell pp 3771–3772 DOI: 10.1021/ja9945010 Supporting Info

Addition of Oxide Radical Ions (O-) to Nitrite and Oxide Ions (O2-) to Nitrogen Dioxide Richard W. Fessenden and Dan MeiselDonald M. Camaioni pp 3773–3774 DOI: 10.1021/ja994230t

1,4-Disila(Dewar-benzene) and 1,4-Disilabenzene:  Valence Isomerization of Bis(alkylsilacyclopropenyl)s Yoshio Kabe, Kenichi Ohkubo, Hitomi Ishikawa, and Wataru Ando pp 3775–3776 DOI: 10.1021/ja9930061 Supporting Info

Speciation and Thermal Transformation in Alumina Sols:  Structures of the Polyhydroxyoxoaluminum Cluster [Al30O8(OH)56(H2O)26]18+ and Its δ-Keggin Moieté J. Rowsell and L. F. Nazar pp 3777–3778 DOI: 10.1021/ja993711+ Supporting Info

Complexation-Induced Unfolding of Heterocyclic Ureas:  A Hydrogen-Bonded, Sheetlike Heterodimer Perry S. Corbin and Steven C. Zimmerman pp 3779–3780 DOI: 10.1021/ja992830m Supporting Info

Formation of Peroxynitrite by Sonication of Aerated Water G. Mark, H.-P. Schuchmann, and C. von Sonntag pp 3781–3782 DOI: 10.1021/ja9943391

Synthesis of Functionalized Olefins by Cross and Ring-Closing Metatheses Arnab K. Chatterjee, John P. Morgan, Matthias Scholl, and Robert H. Grubbs pp 3783–3784 DOI: 10.1021/ja9939744 Supporting Info

Cyclic 1,2-Diketones as Building Blocks for Asymmetric Synthesis of Cycloalkenones Barry M. Trost and Gretchen M. Schroeder pp 3785–3786 DOI: 10.1021/ja000274m Supporting Info

Separation of Neutral Compounds in Nonaqueous Solvents by Capillary Zone Electrophoresis Shu Li and Stephen G. Weber pp 3787–3788 DOI: 10.1021/ja993949y

The Flexible Fe2(μ-O)2 Diamond Core:  A Terminal Iron(IV)−Oxo Species Generated from the Oxidation of a Bis(μ-oxo)diiron(III) Complex Hui Zheng, Sun Jae Yoo, Eckard Münck, and Lawrence Que, Jr. pp 3789–3790 DOI: 10.1021/ja9936722 Supporting Info

Prediction of Sterically Induced Alignment in a Dilute Liquid Crystalline Phase:  Aid to Protein Structure Determination by NMR Markus Zweckstetter and Ad Bax pp 3791–3792 DOI: 10.1021/ja0000908 Supporting Info

Photochemistry at the Active Site of the Carbon Monoxide Inhibited Form of the Iron-Only Hydrogenase (CpI) Brian J. Lemon and John W. Peters pp 3793–3794 DOI: 10.1021/ja9943703

Homogeneous, Nanoparticle-Based Quantitative Colorimetric Detection of Oligonucleotides Robert A. Reynolds, III, Chad A. Mirkin, and Robert L. Letsinger pp 3795–3796 DOI: 10.1021/ja000133k Supporting Info

An Electric Trap:  A New Method for Entrapping Cyclodextrin in a Rotaxane Structure Yoshinori Kawaguchi and Akira Harada pp 3797–3798 DOI: 10.1021/ja9943647

Will an η3-Si3H3 Ligand Form Sandwich Compounds with Main Group Elements? [J. Am. Chem. Soc. 2000, 122, 1725−1728]. Gantasala N. Srinivas, Tracy P. Hamilton, Eluvathingal D. Jemmis, Michael L. McKee, and Koop Lammertsma p 3799 DOI: 10.1021/ja004645a

Mechanistic Variations and Rate Effects of Alkoxy and Thioalkoxy Substitutents on Anionic Oxy-Cope Rearrangements [J. Am. Chem. Soc. 1999, 121, 11880−11884]. Fredrik Haeffner, K. N. Houk, Y. Ravindra Reddy, and Leo A. Paquette p 3799 DOI: 10.1021/ja0046463

A to Z of Thermodynamics By Pierre Perrot (Université des sciences et technologies de Lille). Oxford University Press:  Oxford, New York, and Tokyo. 1998. vi + 329 pp. $65.00. ISBN 0-19-856556-9 (Hardback). Michael A. Matthews pp 3799–3800 DOI: 10.1021/ja995706b

Advances in Metal−Organic Chemistry. Volume 6 Edited by Lanny S. Liebeskind (Emory University). JAI Press:  Stamford, CT. 1998. 229 pp. $109.50. ISBN 0-7623-0206-2. Patrick Harran p 3800 DOI: 10.1021/ja995710n

Molecular and Supramolecular Photochemistry. Volume 3. Organic Molecular Photochemistry Edited by V. Ramamurthy (Tulane University) and Kirk S. Schanze (University of Florida). Marcel Dekker:  New York and Basel. 1999. ix + 344 pp. $175. ISBN 0-8247-6606-7. Richard G. Weiss p 3800 DOI: 10.1021/ja995777a

Issue 16

An Asymmetric Synthesis of the Tricyclic Core and a Formal Total Synthesis of Roseophilin via an Enyne Metathesis Barry M. Trost and George A. Doherty pp 3801–3810 DOI: 10.1021/ja9941781 Supporting Info

Enantioselective Total Synthesis of (−)-Taxol Hiroyuki Kusama, Ryoma Hara, Shigeru Kawahara, Toshiyuki Nishimori, Hajime Kashima, Nobuhito Nakamura, Koichiro Morihira, and Isao Kuwajima pp 3811–3820 DOI: 10.1021/ja9939439 Supporting Info

Physical Organic Chemistry of Transition Metal Carbene Complexes. 19.1 Kinetics of Reversible Alkoxide Ion Addition to Substituted (Methoxyphenylcarbene)pentacarbonylchromium(0) and (Methoxyphenylcarbene)pentacarbonyltungsten(0) in Methanol and Aqueous Acetonitrile Claude F. Bernasconi and Luis García-Río pp 3821–3829 DOI: 10.1021/ja994174w

Total Synthesis of the Novel Immunosuppressant Sanglifehrin A K. C. Nicolaou, F. Murphy, S. Barluenga, T. Ohshima, H. Wei, J. Xu, D. L. F. Gray, and O. Baudoin pp 3830–3838 DOI: 10.1021/ja994285v Supporting Info

Thiols and Disulfides on the Au(111) Surface:  The Headgroup−Gold Interaction Henrik Grönbeck, Alessandro Curioni, and Wanda Andreoni pp 3839–3842 DOI: 10.1021/ja993622x Supporting Info

Self-Assembling Properties of Membrane-Modifying Peptides Studied by PELDOR and CW-ESR Spectroscopies A. D. Milov, Yu. D. Tsvetkov, F. Formaggio, M. Crisma, C. Toniolo, and J. Raap pp 3843–3848 DOI: 10.1021/ja993870t

Computer Simulation Studies of the Catalytic Mechanism of Human Aldose Reductase Péter Várnai and Arieh Warshel pp 3849–3860 DOI: 10.1021/ja994246j

Investigation of the Origin of the Sequence Selectivity for the 5-Halo-2‘-deoxyuridine Sensitization of DNA to Damage by UV-Irradiation Tongqian Chen, Gary P. Cook, Andrew T. Koppisch, and Marc M. Greenberg pp 3861–3866 DOI: 10.1021/ja994357i Supporting Info

Theoretical Study of Ruthenium-Catalyzed Hydrogenation of Carbon Dioxide into Formic Acid. Reaction Mechanism Involving a New Type of σ-Bond Metathesis Yasuo Musashi and Shigeyoshi Sakaki pp 3867–3877 DOI: 10.1021/ja9938027 Supporting Info

Superparamagnetic Ceramic Nanocomposites:  Synthesis and Pyrolysis of Ring-Opened Poly(ferrocenylsilanes) inside Periodic Mesoporous Silica Mark J. MacLachlan, Madlen Ginzburg, Neil Coombs, Nandyala P. Raju, John E. Greedan, Geoffrey A. Ozin, and Ian Manners pp 3878–3891 DOI: 10.1021/ja992006y

A Density Functional Theory and Electron Momentum Spectroscopy Study into the Complete Valence Electronic Structure of Cubane W. Adcock, M. J. Brunger, I. E. McCarthy, M. T. Michalewicz, W. von Niessen, F. Wang, E. Weigold, and D. A. Winkler pp 3892–3900 DOI: 10.1021/ja9940423 Supporting Info

Ab Initio Studies on the Catalytic Mechanism of Aspartic Proteinases:  Nucleophilic versus General Acid/General Base Mechanism Hwangseo Park, Junghun Suh, and Sangyoub Lee pp 3901–3908 DOI: 10.1021/ja992849p

A Ligand That Is Predicted to Bind Better to Avidin than Biotin:  Insights from Computational Fluorine Scanning Bernd Kuhn and Peter A. Kollman pp 3909–3916 DOI: 10.1021/ja994180s Supporting Info

Surface Effects on the Dynamics of Liquid Crystalline Thin Films Confined in Nanoscale Cavities Alison R. Noble-Luginbuhl, Renée M. Blanchard, and Ralph G. Nuzzo pp 3917–3926 DOI: 10.1021/ja9939690 Supporting Info

Simulation of EcoRI Dodecamer Netropsin Complex Confirms Class I Complexation Mode Bernd Wellenzohn, Rudolf H. Winger, Andreas Hallbrucker, Erwin Mayer, and Klaus R. Liedl pp 3927–3931 DOI: 10.1021/ja993759n Supporting Info

Proton-Coupled Electron Transfer from Tyrosine in a Tyrosine−Ruthenium−tris-Bipyridine Complex:  Comparison with TyrosineZ Oxidation in Photosystem II Martin Sjödin, Stenbjörn Styring, Björn Åkermark, Licheng Sun, and Leif Hammarström pp 3932–3936 DOI: 10.1021/ja993044k Supporting Info

Optical Absorption and Computational Studies of [Ni]-Bacteriochlorophyll-a. New Insight into Charge Distribution between Metal and Ligands Dror Noy, Roie Yerushalmi, Vlad Brumfeld, Idan Ashur, Hugo Scheer, Kim K. Baldridge, and Avigdor Scherz pp 3937–3944 DOI: 10.1021/ja993761e

Fluorous Versions of Wilkinson's Catalyst. Activity in Fluorous Hydrogenation of 1-Alkenes and Recycling by Fluorous Biphasic Separation Bodo Richter, Anthony L. Spek, Gerard van Koten, and Berth-Jan Deelman pp 3945–3951 DOI: 10.1021/ja993562v Supporting Info

Synthesis of the Bifunctional Phosphinidene Cluster, Fe3(CO)9(μ3-PH)2, and a Systematic Study of the Reactivity of the Cluster-Bound P−H Functional Group Caryn C. Borg-Breen, Maria T. Bautista, Cynthia K. Schauer, and Peter S. White pp 3952–3962 DOI: 10.1021/ja993811f Supporting Info

Dynamics for Reaction of an Ion Pair in Aqueous Solution:  The Rate Constant for Ion Pair Reorganization John P. Richard and Yutaka Tsuji pp 3963–3964 DOI: 10.1021/ja994453j Supporting Info

Proof-of-Principle of Molecular-Scale Arithmetic A. Prasanna de Silva and Nathan D. McClenaghan pp 3965–3966 DOI: 10.1021/ja994080m Supporting Info

Photodelivery of Nitric Oxide from a Nitrosothiol-Derivatized Surface Roberto Etchenique, Melina Furman, and José A. Olabe pp 3967–3968 DOI: 10.1021/ja9939845

Boratastilbene:  Synthesis, Structural Characterization, and Photophysics Bun Yeoul Lee, Shujun Wang, Markus Putzer, Glenn P. Bartholomew, Xianhui Bu, and Guillermo C. Bazan pp 3969–3970 DOI: 10.1021/ja993930v Supporting Info

Lateral Lipid Diffusion Dominates NOESY Cross-Relaxation in Membranes Wai-Ming Yau and Klaus Gawrisch pp 3971–3972 DOI: 10.1021/ja9944756 Supporting Info

Stereochemical Inversion of a Coordinated, Curved Hydrocarbon:  Syntheses and Structures of exo- and endo-[Ru(η6-fluoradene)(η-C5Me5)][CF3SO3] Aibing Xia, John P. Selegue, Alberto Carrillo, and Carolyn P. Brock pp 3973–3974 DOI: 10.1021/ja994266l Supporting Info

Measurement of Magnitude and Sign of H,H-Dipolar Couplings in Proteins Wolfgang Peti and Christian Griesinger pp 3975–3976 DOI: 10.1021/ja992997f Supporting Info

Five-Coordinate Diamagnetic Iron(IV) Complexes With A Trigonal Planar Arrangement of Thiolate Ligand Atoms:  Synthesis and Crystal Structure of [FeX(PS3)] (X = Cl, Br or I; PS3H3 = [P(C‘ ‘‘6H3-3-Me3Si-2-SH)3]) Jodi D. Niemoth-Anderson, Kerry A. (Fusie) Clark, T. Adrian George, and Charles R. Ross, II pp 3977–3978 DOI: 10.1021/ja993988+ Supporting Info

Assembly of Phenylacetylene-Bridged Silver and Gold Nanoparticle Arrays James P. Novak and Daniel L. Feldheim pp 3979–3980 DOI: 10.1021/ja000477a

Microcharacterization of Proteins. 2nd Edition By R. Kellner (Gutenburg University), F. Lottspeich (MPI für Biochemie), and H. E. Meyer (Ruhr University). Wiley-VCH:  Weinheim. 1999. xxi + 325 pp. $115.00. ISBN 3-527-30084-8. Brian T. Cooper p 3981 DOI: 10.1021/ja995714s

Spectral Properties of Lipids Edited by Richard J. Hamilton and John Cast (Liverpool John Moores University). CRC:  Boca Raton, FL. 1999. xvi + 398. $130.00. ISBN 0-8493-9736-7. Katharine Carpenter p 3981 DOI: 10.1021/ja995769u

Inductively Coupled Plasma Spectrometry and Its Applications Edited by Steve J. Hill (University of Plymouth). CRC Press LLC:  Boca Raton FL. 1999. 370 pp. $139.95. ISBN 0-8493-9739-1. Michael Dziewatkoski pp 3981–3982 DOI: 10.1021/ja9957175

Spectroscopic Methods in Bioinorganic Chemistry. ACS Symposium Series 692 Edited by E. I. Solomon and K. O. Hodgson (Stanford University). Oxford University Press:  New York. 1998. 468 pp. $135.00. ISBN 0-8412-3560-0. Yilma Gultneh p 3982 DOI: 10.1021/ja985777v

Chemical Applications of Molecular Modeling By Jonathan M. Goodman (University of Cambridge, UK). Royal Society of Chemistry:  Cambridge, UK. 1998. xii + 224 pp. £25.00. ISBN 0-85404-579-1. Madeline Adamczeski pp 3982–3983 DOI: 10.1021/ja985774i

Szycher's Handbook of Polyurethanes By Michael Szycher (CardioTech International, Inc.). CRC Press:  Boca Raton, FL. 1999. xviii + 673 pp. $129.95. ISBN 0-8493-0602-7. p 3983 DOI: 10.1021/ja004704k

Recent Advances in Carbohydrate Bioengineering Edited by H. J. Gilbert (University of Newcastle upon Tyne), G. J. Davies (University of York), B. Henrissat (Centre Nationale de la Recherche Scientifique), and B. Svensson (Carlsberg Laboratory). Royal Society of Chemistry:  Cambridge, UK. 1999. xii + 312 pp. $150.00. ISBN 0-85404-774-3. pp 3983–3984 DOI: 10.1021/ja004705c

Handbook of Thermal Analysis and Calorimetry. Volume 4. From Macromolecules to Man Edited by R. B. Kemp (University of Wales). Elsevier:  Amsterdam. 1999. xxviii + 1032 pp. $521.00. ISBN 0-444-82088-4. p 3984 DOI: 10.1021/ja0047065

The Porphyrin Handbook. Volumes 1−10 Edited by Karl M. Kadish (Univeristy of Houston), Kevin M. Smith (University of California, Davis), and Roger Guilard (Universite de Bourgogne). Academic Press:  San Diego, CA. 2000. $2975.00 (set). ISBN 0-12-393200-7 (set). p 3984 DOI: 10.1021/ja004708p

Theilheimer's Synthetic Methods of Organic Chemistry. Volume 56 Edited by Alan F. Finch (Cambridge). Karger:  Basel, Switzerland. 1999. xxiv + 324 pp. $430.50. ISBN 3-8055-6890-8. p 3984 DOI: 10.1021/ja004709h

Separation of Fullerenes by Liquid Chromatography Edited by Kiyokatsu Jinno (Toyohashi University of Technology). The Royal Society of Chemistry:  Cambridge, UK. 1999. xviii + 180 pp. ISBN 0-85404-520-1. W. E. Billups pp 3984–3985 DOI: 10.1021/ja9957231

Houben-Weyl. Methods of Organic Chemistry. Additional and Supplementary Volumes to the 4th Edition. Volume E 10c/Part 1. Organo-Fluorine Compounds. Methods Index Georg Thieme Verlag:  Stuttgart. 2000. lxxxiv + 812 pp. $1940 (series subscription price DM 2970). ISBN:  3-13-117494-3. p 3985 DOI: 10.1021/ja004714l

Houben-Weyl. Methods of Organic Chemistry. Additional and Supplementary Volumes to the 4th Edition. Volume E 10c/Part 2. Organo-Fluorine Compounds. Methods Index Georg Thieme Verlag:  Stuttgart. 2000. 800 pp. $1940 (series subscription price DM 2970). ISBN:  3-13-125424-6. p 3985 DOI: 10.1021/ja004715d

Houben-Weyl. Methods of Organic Chemistry. Additional and Supplementary Volumes to the 4th Edition. Vol. E 23i. Substance Index. Cyclic Compounds V. Bicyclic Compounds I Georg Thieme Verlag:  Stuttgart. 2000. viii + 1160 pp. DM 3300 (series subscription price DM 2970). ISBN: 3-13-111684-6. p 3985 DOI: 10.1021/ja0047166

Lipid Synthesis and Manufacture Edited by Frank D. Gunstone (Professor Emeritus, University of St. Andrews, Dundee, Scotland). CRC Press:  Boca Raton. 1999. xv + 472 pp. $135.00. ISBN 0-8493-9737-5. Robin Polt p 3985 DOI: 10.1021/ja995685l

Subcellular Biochemistry, Volume 28. Cholesterol:  Its Functions and Metabolism in Biology and Medicine Edited by Robert Bittman (Queens College of the City of New York). Plenum Press:  New York and London. 1997. xxviii + 548 pp. ISBN 0-306-45478-5. Henry J. Pownall p 3985 DOI: 10.1021/ja9957128

An Introduction to Nonlinear Chemical Dynamics:  Oscillations, Waves, Patterns, and Chaos By Irving R. Epstein (Brandeis University) and John A. Pojman (University of S. Mississippi). Oxford University Press:  New York. 1998. 408 pp. $75.00. ISBN 0-19-509670-3. Linda E. Reichl pp 3985–3986 DOI: 10.1021/ja995716c

Organic Photoreceptors in Xerography. Vol. 49 Optical Engineering Series By Paul M. Borsenberger and David S. Weiss. Marcel Dekker, Inc.:  New York. 1998. xxiv + 768 pp. $195.00. ISBN 0-8247-0173-9. Martin Pope p 3986 DOI: 10.1021/ja995764x

Issue 17

Stereospecificity of the Reaction Catalyzed by Enoyl-CoA Hydratase Wen-Jin Wu, Yuguo Feng, Xiang He, Hilary A. Hofstein, Daniel P. Raleigh, and Peter J. Tonge pp 3987–3994 DOI: 10.1021/ja992286h

Stereochemical Control of Hairpin Formation in β-Peptides Containing Dinipecotic Acid Reverse Turn Segments Yong Jun Chung, Bayard R. Huck, Laurie A. Christianson, Heather E. Stanger, Susanne Krauthäuser, Douglas R. Powell, and Samuel H. Gellman pp 3995–4004 DOI: 10.1021/ja993416p Supporting Info

Notable Sulfur Atom Effects on the Regio- and Stereoselective Formation of Oxetanes in Paternò−Büchi Photocycloaddition of Aromatic Aldehydes with Silyl O,S-Ketene Acetals Manabu Abe, Kiyotada Fujimoto, and Masatomo Nojima pp 4005–4010 DOI: 10.1021/ja993997i Supporting Info

Enantiodivergent Biosynthesis of the Dimeric Sphingolipid Oceanapiside from the Marine Sponge Oceanapia phillipensis. Determination of Remote Stereochemistry Gillian M. Nicholas and Tadeusz F. Molinski pp 4011–4019 DOI: 10.1021/ja994215o Supporting Info

Versatile Catalysts for the Suzuki Cross-Coupling of Arylboronic Acids with Aryl and Vinyl Halides and Triflates under Mild Conditions Adam F. Littke, Chaoyang Dai, and Gregory C. Fu pp 4020–4028 DOI: 10.1021/ja0002058 Supporting Info

A Bimetallic System for the Catalytic Hydroxylation of Remote Primary C−H Bonds in Functionalized Organics Using Dioxygen Chengyu Shen, Eduardo A. Garcia-Zayas, and Ayusman Sen pp 4029–4031 DOI: 10.1021/ja993457l

Unsymmetrical Azo Initiators Increase Efficiency of Radical Generation in Aqueous Dispersions, Liposomal Membranes, and Lipoproteins Sean M. Culbertson and Ned A. Porter pp 4032–4038 DOI: 10.1021/ja9934605 Supporting Info

A Novel Epoxidation Reaction of Olefins Using a Combination of Chloramine-M, Benzaldehyde, and Benzyltriethylammonium Chloride Dan Yang, Chi Zhang, and Xue-Chao Wang pp 4039–4043 DOI: 10.1021/ja993472q Supporting Info

Assembly of a Three-Dimensional Polyknotted Coordination Polymer Matthew A. Withersby, Alexander J. Blake, Neil R. Champness, Paul A. Cooke, Peter Hubberstey, and Martin Schröder pp 4044–4046 DOI: 10.1021/ja991698n Supporting Info

Molecular Monolayers and Interfacial Electron Transfer of Pseudomonas aeruginosa Azurin on Au(111) Qijin Chi, Jingdong Zhang, Jens U. Nielsen, Esben P. Friis, Ib Chorkendorff, Gerard W. Canters, Jens E. T. Andersen, and Jens Ulstrup pp 4047–4055 DOI: 10.1021/ja993174t Supporting Info

Tris(cyclohexylcarbamate)s of Cellulose and Amylose as Potential Chiral Stationary Phases for High-Performance Liquid Chromatography and Thin-Layer Chromatography Takateru Kubota, Chiyo Yamamoto, and Yoshio Okamoto pp 4056–4059 DOI: 10.1021/ja992421q

Toward Artificial Ion Channels:  A Lipophilic G-Quadruplex Scott L. Forman, James C. Fettinger, Silvia Pieraccini, Giovanni Gottarelli, and Jeffery T. Davis pp 4060–4067 DOI: 10.1021/ja9925148 Supporting Info

Spin Distribution in Low-Spin (meso-Tetraalkylporphyrinato)iron(III) Complexes with (dxz,dyz)4(dxy)1 Configuration. Studies by 1H NMR, 13C NMR, and EPR Spectroscopies Takahisa Ikeue, Yoshiki Ohgo, Takashi Saitoh, Mikio Nakamura, Hiroshi Fujii, and Masataka Yokoyama pp 4068–4076 DOI: 10.1021/ja992219n Supporting Info

The Dielectric Function of Silver Nanoparticle Langmuir Monolayers Compressed through the Metal Insulator Transition S. Henrichs, C. P. Collier, R. J. Saykally, Y. R. Shen, and J. R. Heath pp 4077–4083 DOI: 10.1021/ja991543f

Electronic Response of Assemblies of Designer Atoms:  The Metal−Insulator Transition and the Role of Disorder F. Remacle and R. D. Levine pp 4084–4091 DOI: 10.1021/ja9915448

Femtosecond Excited-State Dynamics of an Iron(II) Polypyridyl Solar Cell Sensitizer Model Jeremy E. Monat and James K. McCusker pp 4092–4097 DOI: 10.1021/ja992436o

Toward an Alkene Hydroamination Catalyst:  Static and Dynamic ab Initio DFT Studies Hans Martin Senn, Peter E. Blöchl, and Antonio Togni pp 4098–4107 DOI: 10.1021/ja992689h Supporting Info

Nuclear Spin−Spin Coupling via Nonbonded Interactions. 8.1 The Distance Dependence of Through-Space Fluorine−Fluorine Coupling Frank B. Mallory, Clelia W. Mallory, Kelly E. Butler, Mary Beth Lewis, Angell Qian Xia, Eddie D. Luzik, Jr., Laura E. Fredenburgh, Mercy M. Ramanjulu, Que N. Van, Michelle M. Francl, Dana A. Freed, Chandra C. Wray, Christine Hann, Maryellen Nerz-Stormes, Patrick J. Carroll, and Lisa E. Chirlian pp 4108–4116 DOI: 10.1021/ja993032z

Hydrogen Bonding in DNA Base Pairs:  Reconciliation of Theory and Experiment Célia Fonseca Guerra, F. Matthias Bickelhaupt, Jaap G. Snijders, and Evert Jan Baerends pp 4117–4128 DOI: 10.1021/ja993262d

A Comparative Theoretical Study of the Hydrogen, Methyl, and Ethyl Chemisorption on the Pt(111) Surface Garegin Papoian, Jens K. Nørskov, and Roald Hoffmann pp 4129–4144 DOI: 10.1021/ja993483j

Critical Study of Local Reactivity Descriptors for Weak Interactions:  Qualitative and Quantitative Analysis of Adsorption of Molecules in the Zeolite Lattice Sourav Pal and K. R. S. Chandrakumar pp 4145–4153 DOI: 10.1021/ja993617t

Lanthanide-Induced Pseudocontact Shifts for Solution Structure Refinements of Macromolecules in Shells up to 40 Å from the Metal Ion Marco Allegrozzi, Ivano Bertini, Matthias B. L. Janik, Yong-Min Lee, Gaohua Liu, and Claudio Luchinat pp 4154–4161 DOI: 10.1021/ja993691b Supporting Info

Addition of Peroxyl Radicals to Alkenes and the Reaction of Oxygen with Alkyl Radicals Moray S. Stark pp 4162–4170 DOI: 10.1021/ja993760m Supporting Info

Fourier Transform Microwave Spectroscopic Study of Gas-Phase ClPO2:  Molecular Geometry and Electronic Structure Parameter Determinations Bethany Brupbacher-Gatehouse pp 4171–4176 DOI: 10.1021/ja9938534

Quantification of Tight Binding to Surface-Immobilized Phospholipid Vesicles Using Surface Plasmon Resonance:  Binding Constant of Phospholipase A2 Linda S. Jung, Jennifer S. Shumaker-Parry, Charles T. Campbell, Sinclair S. Yee, and Michael H. Gelb pp 4177–4184 DOI: 10.1021/ja993879v

Influence of β-Sheet Structure on the Susceptibility of Proteins to Backbone Oxidative Damage:  Preference for αC-Centered Radical Formation at Glycine Residues of Antiparallel β-Sheets Arvi Rauk and David A. Armstrong pp 4185–4192 DOI: 10.1021/ja9939688

Fluorination and Conjugation. The Structure of Perfluoro-N,N-dimethylformamide Frank Trautner, Stefan Reinemann, Rolf Minkwitz, and Heinz Oberhammer pp 4193–4196 DOI: 10.1021/ja994024l

Zinc Metallo-β-Lactamase from Bacteroides fragilis:  A Quantum Chemical Study on Model Systems of the Active Site Natalia Díaz, Dimas Suárez, and Kenneth M. Merz, Jr. pp 4197–4208 DOI: 10.1021/ja994462s Supporting Info

The Electrochemistry of C60Ph5Cl:  A Very Special Fullerene Derivative Paul R. Birkett, Roger Taylor, Norbert K. Wachter, Maurizio Carano, Francesco Paolucci, Sergio Roffia, and Francesco Zerbetto pp 4209–4212 DOI: 10.1021/ja000228m

Biosynthesis of Vitamin B6:  Origin of the Oxygen Atoms of Pyridoxol Phosphate David E. Cane, Shoucheng Du, and Ian D. Spenser pp 4213–4214 DOI: 10.1021/ja000224h

Intermolecular Hydrogen-Bonding Effects on the Amide Oxygen Electric-Field-Gradient and Chemical Shielding Tensors of Benzamide Gang Wu, Kazuhiko Yamada, Shuan Dong, and Hiltrud Grondey pp 4215–4216 DOI: 10.1021/ja9939789

An Efficient Synthesis of N-Unsubstituted Imines as Organoborane Adducts Stable at Room Temperature:  New Promising Intermediates for Synthesis Guang-Ming Chen and Herbert C. Brown pp 4217–4218 DOI: 10.1021/ja993965v Supporting Info

A New Class of Folding Oligomers:  Crescent Oligoamides Jin Zhu, Rubén D. Parra, Huaqiang Zeng, Ewa Skrzypczak-Jankun, Xiao Cheng Zeng, and Bing Gong pp 4219–4220 DOI: 10.1021/ja994433h Supporting Info

Multiple-Decker Sandwich Poly-Ferrocene Clusters Satoshi Nagao, Akiko Kato, and Atsushi NakajimaKoji Kaya pp 4221–4222 DOI: 10.1021/ja994506x

The Hammerhead Ribozyme Catalyzes the Deglycosylation of 2‘-Mercaptocytidine Michelle L. Hamm, Jason P. Schwans, and Joseph A. Piccirilli pp 4223–4224 DOI: 10.1021/ja993027v Supporting Info

Fate of the 2‘-Deoxyadenosin-5‘-yl Radical under Anaerobic Conditions Roman Flyunt, Rita Bazzanini, Chryssostomos Chatgilialoglu, and Quinto G. Mulazzani pp 4225–4226 DOI: 10.1021/ja9941577

Synthesis and First Structural Characterization of Lanthanide(II) Aryls:  Observation of a Schlenk Equilibrium in Europium(II) and Ytterbium(II) Chemistry Gernot Heckmann and Mark Niemeyer pp 4227–4228 DOI: 10.1021/ja993494c Supporting Info

A New, Simple, High-Affinity Glycosidase Inhibitor:  Analysis of Binding through X-ray Crystallography, Mutagenesis, and Kinetic Analysis Spencer J. Williams, Valerie Notenboom, Jacqueline Wicki, David R. Rose, and Stephen G. Withers pp 4229–4230 DOI: 10.1021/ja0002870 Supporting Info

Nucleophilically Assisted Ring-Opening Polymerization of Group 14 Element-Bridged [1]Ferrocenophanes Frieder Jäkle, Ron Rulkens, Gernot Zech, Jason A. Massey, and Ian Manners pp 4231–4232 DOI: 10.1021/ja9941227 Supporting Info

Evidence for a Protonated and cis Configuration Chromophore in the Photobleached Intermediate of Photoactive Yellow Protein Masashi Unno, Masato Kumauchi, Jun Sasaki, Fumio Tokunaga, and Seigo Yamauchi pp 4233–4234 DOI: 10.1021/ja000032m Supporting Info

Biomolecular Surfaces that Release Ligands under Electrochemical Control Christian D. Hodneland and Milan Mrksich pp 4235–4236 DOI: 10.1021/ja000419p

Self-Organization of Au Nanoparticles Protected by 2,6-Bis(1‘-(8-thiooctyl)benzimidazol-2-yl)pyridine Toshiharu Teranishi, Masa-aki Haga, Yoichi Shiozawa, and Mikio Miyake pp 4237–4238 DOI: 10.1021/ja000031u

Characterization of a Unique Coenzyme B6 Radical in the Ascarylose Biosynthetic Pathway Cheng-Wei T. Chang, David A. Johnson, Vahe Bandarian, Huiqiang Zhou, Russell LoBrutto, George H. Reed, and Hung-wen Liu pp 4239–4240 DOI: 10.1021/ja0000807

Chemoenzymatic Synthesis of a PSGL-1 N-Terminal Glycopeptide Containing Tyrosine Sulfate and α-O-Linked Sialyl Lewis X Kathryn M. Koeller, Mark E. B. Smith, Rong-Fong Huang, and Chi-Huey Wong pp 4241–4242 DOI: 10.1021/ja0004938 Supporting Info

New Strategies for Organic Catalysis:  The First Highly Enantioselective Organocatalytic Diels−Alder Reaction Kateri A. Ahrendt, Christopher J. Borths, and David W. C. MacMillan pp 4243–4244 DOI: 10.1021/ja000092s Supporting Info

Steric Stabilization of Nanocrystals in Supercritical CO2 Using Fluorinated Ligands Parag S. Shah, Justin D. Holmes, R. Christopher Doty, Keith P. Johnston, and Brian A. Korgel pp 4245–4246 DOI: 10.1021/ja9943748

Dexamethasone−Methotrexate:  An Efficient Chemical Inducer of Protein Dimerization In Vivo Hening Lin, Wassim M. Abida, Robert T. Sauer, and Virginia W. Cornish pp 4247–4248 DOI: 10.1021/ja9941532 Supporting Info

Design and Structural Analysis of the First Spherical Monodendron Self-Organizable in a Cubic Lattice Virgil Percec, Wook-Dong Cho, Martin Möller, Svetlana A. Prokhorova, Goran Ungar, and Duncan J. P. Yeardley pp 4249–4250 DOI: 10.1021/ja9943400 Supporting Info

Diversity and Selection in Self-Assembled Tetrameric Capsules Fraser Hof, Colin Nuckolls, and Julius Rebek, Jr. pp 4251–4252 DOI: 10.1021/ja0005136 Supporting Info

Issue 18

Bidirectional Tandem Pseudoproline Ligations of Proline-Rich Helical Peptides Zhenwei Miao and James P. Tam pp 4253–4260 DOI: 10.1021/ja000128g

Reversible Random Coil to β-Sheet Transition and the Early Stage of Aggregation of the Aβ(12−28) Fragment from the Alzheimer Peptide Jüri Jarvet, Peter Damberg, Karl Bodell, L. E. Göran Eriksson, and Astrid Gräslund pp 4261–4268 DOI: 10.1021/ja991167z Supporting Info

Dehydrative Glycosylation with Activated Diphenyl Sulfonium Reagents. Scope, Mode of C(1)-Hemiacetal Activation, and Detection of Reactive Glycosyl Intermediates Brian A. Garcia and David Y. Gin pp 4269–4279 DOI: 10.1021/ja993595a Supporting Info

Surface-Mediated Reactions. 8. Oxidation of Sulfides and Sulfoxides with tert-Butyl Hydroperoxide and OXONE1 Paul J. Kropp, Gary W. Breton, John D. Fields, Jesse C. Tung, and Brian R. Loomis pp 4280–4285 DOI: 10.1021/ja9940569 Supporting Info

Hydride Transfer from 9-Substituted 10-Methyl-9,10-dihydroacridines to Hydride Acceptors via Charge-Transfer Complexes and Sequential Electron−Proton−Electron Transfer. A Negative Temperature Dependence of the Rates Shunichi Fukuzumi, Kei Ohkubo, Yoshihiro Tokuda, and Tomoyoshi Suenobu pp 4286–4294 DOI: 10.1021/ja9941375 Supporting Info

Total Syntheses of (±)- and (−)-Stemoamide Peter A. Jacobi and Kyungae Lee pp 4295–4303 DOI: 10.1021/ja994214w Supporting Info

Stereoselective Glycosylations of a Family of 6-Deoxy-1,2-glycals Generated by Catalytic Alkynol Cycloisomerization Frank E. McDonald, K. Subba Reddy, and Yolanda Díaz pp 4304–4309 DOI: 10.1021/ja994229u Supporting Info

Ru(II)-Catalyzed Cycloadditions of 1,6-Heptadiynes with Alkenes:  New Synthetic Potential of Ruthenacyclopentatrienes as Biscarbenoids in Tandem Cyclopropanation of Bicycloalkenes and Heteroatom-Assisted Cyclocotrimerization of 1,6-Heptadiynes with Heterocyclic Alkenes Yoshihiko Yamamoto, Hideaki Kitahara, Ryuji Ogawa, Hiroyuki Kawaguchi, Kazuyuki Tatsumi, and Kenji Itoh pp 4310–4319 DOI: 10.1021/ja9942890 Supporting Info

Kinetics and Thermodynamics of Alkene Complexation in d0 Metal−Alkyl−Alkene Complexes Charles P. Casey, Jennifer Fisher Klein, and Maureen A. Fagan pp 4320–4330 DOI: 10.1021/ja9931022 Supporting Info

A New Fullerene-like Inorganic Compound Fabricated by the Sonolysis of an Aqueous Solution of TlCl3 S. Avivi, Y. Mastai, and A. Gedanken pp 4331–4334 DOI: 10.1021/ja993109j

Rare-Earth-Containing Magnetic Liquid Crystals Koen Binnemans, Yury G. Galyametdinov, Rik Van Deun, Duncan W. Bruce, Simon R. Collinson, Arkadiy P. Polishchuk, Ildar Bikchantaev, Wolfgang Haase, Andrey V. Prosvirin, Larisa Tinchurina, Igor Litvinov, Ajdar Gubajdullin, Ajdar Rakhmatullin, Koen Uytterhoeven, and Luc Van Meervelt pp 4335–4344 DOI: 10.1021/ja993351q Supporting Info

Etching Mechanism of Vitreous Silicon Dioxide in HF-Based Solutions D. Martin Knotter pp 4345–4351 DOI: 10.1021/ja993803z

The Electronic Structures of an Isostructural Series of Octahedral Nitrosyliron Complexes {Fe−NO}6,7,8 Elucidated by Mössbauer Spectroscopy Christina Hauser, Thorsten Glaser, Eckhard Bill, Thomas Weyhermüller, and Karl Wieghardt pp 4352–4365 DOI: 10.1021/ja994161i Supporting Info

Structural, Magnetic, and Dynamic Characterization of the (dxz,dyz)4(dxy)1 Ground-State Low-Spin Iron(III) Tetraphenylporphyrinate Complex [(p-TTP)Fe(2,6-XylylNC)2]CF3SO3 Gérard Simonneaux, Volker Schünemann, Christophe Morice, Laurence Carel, Loïc Toupet, Heiner Winkler, Alfred X. Trautwein, and F. Ann Walker pp 4366–4377 DOI: 10.1021/ja994190t Supporting Info

Quantitative Symmetry in Structure−Activity Correlations:  The Near C2 Symmetry of Inhibitor/HIV Protease Complexes Shahar Keinan and David Avnir pp 4378–4384 DOI: 10.1021/ja993810n

Theoretical Studies Suggest a New Antifolate as a More Potent Inhibitor of Thymidylate Synthase Tai-Sung Lee and Peter A. Kollman pp 4385–4393 DOI: 10.1021/ja9925554 Supporting Info

Three-Dimensional Hexagonal Structures from a Novel Self-Complementary Molecular Building Block C. V. Krishnamohan Sharma and Abraham Clearfield pp 4394–4402 DOI: 10.1021/ja9935512 Supporting Info

Temperature Effect on Supramolecular Chirality Induction in Bis(zinc porphyrin) Victor V. Borovkov, Juha M. Lintuluoto, Michiya Fujiki, and Yoshihisa Inoue pp 4403–4407 DOI: 10.1021/ja9936971

Origins of Fluorine NMR Chemical Shifts in Fluorine-Containing Proteins E. Y. Lau and J. T. Gerig pp 4408–4417 DOI: 10.1021/ja992107w

Chiral Recognition Thermodynamics of β-Cyclodextrin:  The Thermodynamic Origin of Enantioselectivity and the Enthalpy−Entropy Compensation Effect Mikhail Rekharsky and Yoshihisa Inoue pp 4418–4435 DOI: 10.1021/ja9921118 Supporting Info

Determination of the Charge on BEDO-TTF in Its Complexes by Raman Spectroscopy Olga Drozdova, Hideki Yamochi, Kyuya Yakushi, Mikio Uruichi, Sachio Horiuchi, and Gunzi Saito pp 4436–4442 DOI: 10.1021/ja9927523 Supporting Info

Cyanomethylene Formation from the Reaction of Excited Nitrogen Atoms with Acetylene:  A Crossed Beam and ab Initio Study N. Balucani, M. Alagia, L. Cartechini, P. Casavecchia, G. G. Volpi, K. Sato, T. Takayanagi, and Y. Kurosaki pp 4443–4450 DOI: 10.1021/ja993448c

The P4···Li+ Ion in the Gas Phase:  A Planetary System J.-L. M. Abboud, I. Alkorta, J. Z. Dávalos, J.-F. Gal, M. Herreros, P.-C. Maria, O. Mó, M. T. Molina, R. Notario, and M. Yáñez pp 4451–4454 DOI: 10.1021/ja9937324

Perturbation of Degeneracy of the Cope Rearrangement by the Crystal Lattice of the β-Form of 1,5-Dimethylsemibullvalene-2,6-dicarbonitrile As Studied by Variable-Temperature Solid-State Carbon-13 Spectroscopy and X-ray Crystallography at Cryogenic Temperatures Alan Benesi, Rüdiger Bertermann, Hans Förster, Markus Heubes, Lloyd M. Jackman, Tibor Koritsanszky, Peter Luger, Andreas Mayer, Helmut Quast, Maximilian Seefelder, and Dieter Zobel pp 4455–4463 DOI: 10.1021/ja994256k Supporting Info

Stereoselectivity and Stereospecificity of Cyclopropanation Reactions with Stable (Phosphanyl)(silyl)carbenes Stéphanie Goumri-Magnet, Tsuyoshi Kato, Heinz Gornitzka, Antoine Baceiredo, and Guy Bertrand pp 4464–4470 DOI: 10.1021/ja994408b Supporting Info

(N,N-Dimethylaminoxy)trifluorosilane:  Strong, Dipole Moment Driven Changes in the Molecular Geometry Studied by Experiment and Theory in Solid, Gas, and Solution Phases Norbert W. Mitzel, Udo Losehand, Anan Wu, Dieter Cremer, and David W. H. Rankin pp 4471–4482 DOI: 10.1021/ja994542w Supporting Info

The CO2−NO van der Waals Complex and the Covalently Bonded CO2NO- Anion:  A Matrix-Isolation FTIR and Theoretical Study Mingfei Zhou, Luning Zhang, and Qizong Qin pp 4483–4488 DOI: 10.1021/ja000041v

Energy Transfer in Supramolecular Assemblies of Oligo(p-phenylene vinylene)s Terminated Poly(propylene imine) Dendrimers Albertus P. H. J. Schenning, Emiel Peeters, and E. W. Meijer pp 4489–4495 DOI: 10.1021/ja000099+

Artificial Chemical Systems Capable of Mimicking Some Elementary Properties of Neurons Fernando Pina, Maria João Melo, Mauro Maestri, Paolo Passaniti, and Vincenzo Balzani pp 4496–4498 DOI: 10.1021/ja000190d

Experimental and Theoretical Investigations of the Stability of Two Small Gaseous Dicarboxylate Dianions:  Acetylene Dicarboxylate and Succinate Piotr Skurski, Jack Simons, Xue-Bin Wang, and Lai-Sheng Wang pp 4499–4507 DOI: 10.1021/ja000371f

Preparation, Solid-State Structure, and Synthetic Applications of Isolable and Storable Haloalkylzinc Reagents André B. Charette, Jean-François Marcoux, Carmela Molinaro, André Beauchemin, Christian Brochu, and Élise Isabel pp 4508–4509 DOI: 10.1021/ja994371v Supporting Info

Geometrically Controlled Selective Formation of Nitrido Technetium(V) Asymmetrical Heterocomplexes with Bidentate Ligands Cristina Bolzati, Alessandra Boschi, Adriano Duatti, Sushumna Prakash, and Licia UccelliFiorenzo Refosco and Francesco TisatoGiuliano Bandoli pp 4510–4511 DOI: 10.1021/ja993834u Supporting Info

Time-Resolved IR Studies of 4-Diazo-3-isochromanone:  Direct Kinetic Evidence for a Non-Carbene Route to Ketene Yuhong Wang and John P. Toscano pp 4512–4513 DOI: 10.1021/ja9937775 Supporting Info

Quantized Double Layer Charging of Nanoparticle Films Assembled Using Carboxylate/(Cu2+ or Zn2+)/Carboxylate Bridges Francis P. Zamborini, Jocelyn F. Hicks, and Royce W. Murray pp 4514–4515 DOI: 10.1021/ja0006696 Supporting Info

Electronic Requirements of Polycondensed Polyhedral Boranes Musiri M. Balakrishnarajan and Eluvathingal D. Jemmis pp 4516–4517 DOI: 10.1021/ja994199v Supporting Info

Synergistic Formation of Soluble Lectin Clusters by a Templated Multivalent Saccharide Ligand Steven D. Burke, Qian Zhao, Michael C. Schuster, and Laura L. Kiessling pp 4518–4519 DOI: 10.1021/ja000068e Supporting Info

Molecular Recognition of Adenine, Cytosine, and Uracil in a Single-Stranded RNA by a Natural Polysaccharide:  Schizophyllan Kazuo Sakurai and Seiji Shinkai pp 4520–4521 DOI: 10.1021/ja0000145

Cooperative Chemical Sensing with Bis-tritylacetylenes:  Pinwheel Receptors with Metal Ion Recognition Properties Timothy E. Glass pp 4522–4523 DOI: 10.1021/ja994398e Supporting Info

Electron Transfer in Tetrads:  Adjacent Guanines Are Not Hole Traps in G Quartets Veronika A. Szalai and H. Holden Thorp pp 4524–4525 DOI: 10.1021/ja0001355 Supporting Info

Transannular Diels−Alder Entry into Stemodanes:  First Asymmetric Total Synthesis of (+)-Maritimol András Toró, Pawel Nowak, and Pierre Deslongchamps pp 4526–4527 DOI: 10.1021/ja000728f Supporting Info

Rhodium-Catalyzed Enantioselective Reductive Aldol Reaction Steven J. Taylor, Matthew O. Duffey, and James P. Morken pp 4528–4529 DOI: 10.1021/ja9944453 Supporting Info

Guest-Induced Umpolung on a Protein Surface:  A Strategy for Regulation of Enzymatic Activity Itaru Hamachi, Ryoji Eboshi, Jun-ichi Watanabe, and Seiji Shinkai pp 4530–4531 DOI: 10.1021/ja9944857 Supporting Info

Bond-Mediated Electron Tunneling in Ruthenium-Modified High-Potential Iron−Sulfur Protein Elena Babini, Ivano Bertini, Marco Borsari, Francesco Capozzi, Claudio Luchinat, Xiaoyu Zhang, Gustavo L. C. Moura, Igor V. Kurnikov, David N. Beratan, Adrian Ponce, Angel J. Di Bilio, Jay R. Winkler, and Harry B. Gray pp 4532–4533 DOI: 10.1021/ja994472t Supporting Info

Annual Review of Physical Chemistry. Volume 50 Edited by Herbert L. Strauss (University of California, Berkeley), Gerald T. Babcock (Michigan State University), and Stephen R. Leone (University of Colorado, Boulder). Annual Reviews:  Palo Alto, CA. 1999. xiv + 650 pp. $64.00 (individuals) or $128.00 (institutions). ISBN 0-8243-1050-0. p 4534 DOI: 10.1021/ja004718q

An Atlas of High Resolution Spectra of Rare Earth Elements for Inductively Coupled Plasma Atomic Emission Spectroscopy By Benli Huang, Xiaoru Wang, Pengyuan Yang, Hai Ying, Sheng Gu, Zhigang Zhang, Zhixia Zhuang, Zhenhua Sun (Xiamen University), and Bing Li (Ministry of Geology and Mineral Resources). Royal Society of Chemistry:  Cambridge. 2000. viii + 250 pp. ISBN 0-85404-477-9. p 4534 DOI: 10.1021/ja004719i

Gold:  Progress in Chemistry, Biochemistry and Technology Edited by Hubert Schmidbaur (Technical University of Munich, Germany). John Wiley & Sons:  New York. 1999. xii + 894 pp. $495.00. ISBN 0-471-97369-6. Henry H. Murray p 4534 DOI: 10.1021/ja995770t

Issue 19

On the Catalytic Mechanism of Tryptophan Hydroxylase Graham R. Moran, Agnes Derecskei-Kovacs, Patrick J. Hillas, and Paul F. Fitzpatrick pp 4535–4541 DOI: 10.1021/ja994479a

Highly Selective Recognition of Thymidine Mono- and Diphosphate Nucleotides in Aqueous Solution by Ditopic Receptors Zinc(II)−Bis(cyclen) Complexes (Cyclen = 1,4,7,10-Tetraazacyclododecane) Shin Aoki and Eiichi Kimura pp 4542–4548 DOI: 10.1021/ja994537s Supporting Info

Tandem Base Lesions Are Generated by Hydroxyl Radical within Isolated DNA in Aerated Aqueous Solution Anne-Gaëlle Bourdat, Thierry Douki, Sandrine Frelon, Didier Gasparutto, and Jean Cadet pp 4549–4556 DOI: 10.1021/ja994282i

Syntheses and Theoretical and Mechanistic Aspects of 1-Thia-2,4- and 1-Thia-3,4-diphosphole Formed from CS2 and tBuCP and Crystal and Molecular Structure of the First 1-Thia-3,4-diphosphole Complex:  cis-[{PtCl2(PEt3)}2(P2SC2tBu2)] Sarah E. d'Arbeloff-Wilson, Peter B. Hitchcock, Steffen Krill, John F. Nixon, László Nyulászi, and Manfred Regitz pp 4557–4562 DOI: 10.1021/ja992325p Supporting Info

A Compact Chemical Miniature of a Holoenzyme, Coenzyme NADH Linked Dehydrogenase. Design and Synthesis of Bridged NADH Models and Their Highly Enantioselective Reduction1 Nobuhiro Kanomata and Tadashi Nakata pp 4563–4568 DOI: 10.1021/ja992990y Supporting Info

Two-Electron Transfer from Potassium Anion to Peroxides:  Simultaneous or Stepwise? Charles L. Perrin, Jingtao Wang, and Michael Szwarc pp 4569–4572 DOI: 10.1021/ja9937369

Synthesis and Assembly of Self-Complementary Cavitands Adam R. Renslo, Fabio C. Tucci, Dmitry M. Rudkevich, and Julius Rebek, Jr. pp 4573–4582 DOI: 10.1021/ja993922e

First Total Synthesis of the Marine Alkaloids (±)-Fasicularin and (±)-Lepadiformine Based on Stereocontrolled Intramolecular Acylnitroso-Diels−Alder Reaction Hideki Abe, Sakae Aoyagi, and Chihiro Kibayashi pp 4583–4592 DOI: 10.1021/ja9939284 Supporting Info

cis−trans Isomerization of Monounsaturated Fatty Acid Residues in Phospholipids by Thiyl Radicals Chryssostomos Chatgilialoglu, Carla Ferreri, Marco Ballestri, Quinto G. Mulazzani, and Laura Landi pp 4593–4601 DOI: 10.1021/ja994169s

Enantioselective Enolate Protonation with Chiral Anilines:  Scope, Structural Requirements, and Mechanistic Implications E. Vedejs, A. W. Kruger, N. Lee, S. T. Sakata, M. Stec, and E. Suna pp 4602–4607 DOI: 10.1021/ja994437m Supporting Info

Optical Rotation Computation, Total Synthesis, and Stereochemistry Assignment of the Marine Natural Product Pitiamide A Seth Ribe, Rama K. Kondru, David N. Beratan, and Peter Wipf pp 4608–4617 DOI: 10.1021/ja9945313 Supporting Info

Mechanistic Studies of the Palladium-Catalyzed Amination of Aryl Halides and the Oxidative Addition of Aryl Bromides to Pd(BINAP)2 and Pd(DPPF)2:  An Unusual Case of Zero-Order Kinetic Behavior and Product Inhibition Luis M. Alcazar-Roman, John F. Hartwig, Arnold L. Rheingold, Louise M. Liable-Sands, and Ilia A. Guzei pp 4618–4630 DOI: 10.1021/ja9944599 Supporting Info

Surface Spectroscopic Study of the Stabilization Mechanism for Shape-Selectively Synthesized Nanostructured Transition Metal Colloids John S. Bradley, Bernd Tesche, Wilma Busser, Matthias Maase, and Manfred T. Reetz pp 4631–4636 DOI: 10.1021/ja992409y

A Metabolic Link between Arsenite and Selenite:  The Seleno-bis(S-glutathionyl) Arsinium Ion Jürgen Gailer, Graham N. George, Ingrid J. Pickering, Roger C. Prince, Steven C. Ringwald, Jeanne E. Pemberton, Richard S. Glass, Husam S. Younis, Donald W. DeYoung, and H. Vasken Aposhian pp 4637–4639 DOI: 10.1021/ja993064m Supporting Info

What Controls the Optical Properties of DNA-Linked Gold Nanoparticle Assemblies? James J. Storhoff, Anne A. Lazarides, Robert C. Mucic, Chad A. Mirkin, Robert L. Letsinger, and George C. Schatz pp 4640–4650 DOI: 10.1021/ja993825l

Intrinsic Structural Distortions in Five-Coordinate (Nitrosyl)iron(II) Porphyrinate Derivatives W. Robert Scheidt, Hugues F. Duval, Teresa J. Neal, and Mary K. Ellison pp 4651–4659 DOI: 10.1021/ja993995y Supporting Info

Reversal of H2O and OH- Ligand Field Strength on the Magnetochemical Series Relative to the Spectrochemical Series. Novel 1-equiv Water Chemistry of Iron(III) Tetraphenylporphyrin Complexes Daniel R. Evans and Christopher A. Reed pp 4660–4667 DOI: 10.1021/ja994478i Supporting Info

Elaboration of Selective and Efficient Recognition of Thymine Base in Dinucleotides (TpT, ApT, CpT, and GpT), Single-Stranded d(GTGACGCC), and Double-Stranded d(CGCTAGCG)2 by Zn2+−Acridinylcyclen (Acridinylcyclen = (9-Acridinyl)methyl-1,4,7,10-tetraazacyclododecane) Eiichi Kimura, Hideyuki Kitamura, Kazuhiro Ohtani, and Tohru Koike pp 4668–4677 DOI: 10.1021/ja000083j Supporting Info

First Paramagnetic Zerovalent Transition Metal Isocyanides. Syntheses, Structural Characterizations, and Magnetic Properties of Novel Low-Valent Isocyanide Complexes of Vanadium1 Mikhail V. Barybin, Victor G. Young, Jr., and John E. Ellis pp 4678–4691 DOI: 10.1021/ja000212w Supporting Info

Gas-Phase Conformations of Synthetic Polymers:  Poly(ethylene glycol), Poly(propylene glycol), and Poly(tetramethylene glycol) Jennifer Gidden, Thomas Wyttenbach, Anthony T. Jackson, James H. Scrivens, and Michael T. Bowers pp 4692–4699 DOI: 10.1021/ja993096+

Interfacial Electronic Structure in Thiolate Self-Assembled Monolayers:  Implication for Molecular Electronics T. Vondrak, H. Wang, P. Winget, C. J. Cramer, and X.-Y. Zhu pp 4700–4707 DOI: 10.1021/ja993486w Supporting Info

Experimental, Hartree−Fock, and Density Functional Theory Investigations of the Charge Density, Dipole Moment, Electrostatic Potential, and Electric Field Gradients in l-Asparagine Monohydrate William D. Arnold, Lori K. Sanders, Michael T. McMahon, Anatoliy V. Volkov, Guang Wu, Philip Coppens, Scott R. Wilson, Nathalie Godbout, and Eric Oldfield pp 4708–4717 DOI: 10.1021/ja000386d Supporting Info

Electronic Structure, Chemical Bonding, and Vibronic Coupling in MnIV/MnIII Mixed Valent LixMn2O4 Spinels and Their Effect on the Dynamics of Intercalated Li:  A Cluster Study Using DFT M. Atanasov, J.-L. Barras, L. Benco, and C. Daul pp 4718–4728 DOI: 10.1021/ja9904484

Phosphorane−Iminato Complexes of Transition Metals with Heterocubane Structure:  A Computational Study Andreas Sundermann and Wolfgang W. Schoeller pp 4729–4734 DOI: 10.1021/ja992850o

Synthesis of CH3K in the Gas Phase:  Structural and Mechanistic Trends for Monomeric, Unsolvated CH3M and HCCM (M = Li, Na, K) Douglas B. GrotjahnT. C. Pesch, M. A. Brewster, and L. M. Ziurys pp 4735–4741 DOI: 10.1021/ja993136+

Effects of Base Stacking on Guanine Electron Transfer:  Rate Constants for G and GG Sequences of Oligonucleotides from Catalytic Electrochemistry Mark F. Sistare, Stephanie J. Codden, Gerd Heimlich, and H. Holden Thorp pp 4742–4749 DOI: 10.1021/ja993240r Supporting Info

How Strong Is the Cα−H···OC Hydrogen Bond? Rubicelia Vargas, Jorge Garza, David A. Dixon, and Benjamin P. Hay pp 4750–4755 DOI: 10.1021/ja993600a Supporting Info

Empirical Energy−Density Relationships for the Analysis of Substituent Effects in Chemical Reactivity P. Pérez, Y. Simón-Manso, A. Aizman, P. Fuentealba, and R. Contreras pp 4756–4762 DOI: 10.1021/ja994108u

Roles for Cyclopentenyl Cations in the Synthesis of Hydrocarbons from Methanol on Zeolite Catalyst HZSM-5 James F. Haw, John B. Nicholas, Weiguo Song, Feng Deng, Zhike Wang, Teng Xu, and Catherine S. Heneghan pp 4763–4775 DOI: 10.1021/ja994103x Supporting Info

Comparison of Dynamic HPLC and Dynamic NMR in the Study of Conformational Stereodynamics:  Case of the Enantiomers of a Hindered Secondary Phosphine Oxide1 F. Gasparrini, L. Lunazzi, A. Mazzanti, M. Pierini, K. M. Pietrusiewicz, and C. Villani pp 4776–4780 DOI: 10.1021/ja9941779

Ab Initio Study of the Hypercloso Boron Hydrides BnHn and BnHn-. Exceptional Stability of Neutral B13H13 Michael L. McKee, Zhi-Xiang Wang, and Paul von Ragué Schleyer pp 4781–4793 DOI: 10.1021/ja994490a Supporting Info

Vibrational Spectroscopic and NMR Properties of Hydrogen-Bonded Complexes:  Do They Tell Us the Same Thing? Janet E. Del Bene and Meredith J. T. Jordan pp 4794–4797 DOI: 10.1021/ja994458g

Electron Confinement in Structurally Constrained σ-Bonded π-Systems. An Experimental and Density Functional Investigation Angelika Niemz, Alejandro Cuello, L. Kraig Steffen, Benjamin F. Plummer, and Vincent M. Rotello pp 4798–4802 DOI: 10.1021/ja9944148 Supporting Info

Computational Studies of the Mechanism for Proton and Hydride Transfer in Liver Alcohol Dehydrogenase Pratul K. Agarwal, Simon P. Webb, and Sharon Hammes-Schiffer pp 4803–4812 DOI: 10.1021/ja994456w Supporting Info

Cyclozirconation of a Computationally-Designed Diene:  Synthesis of (−)-Androst-4-ene-3,16-dione Douglass F. Taber, Wei Zhang, Carlton L. Campbell, Arnold L. Rheingold, and Christopher D. Incarvito pp 4813–4814 DOI: 10.1021/ja992491x Supporting Info

Cation−π Interaction Controlled Selective Geometric Photoisomerization of Diphenylcyclopropane P. Lakshminarasimhan, R. B. Sunoj, J. Chandrasekhar, and V. Ramamurthy pp 4815–4816 DOI: 10.1021/ja000138h Supporting Info

Chelation Control through the Coordination of Lewis Acids to an Acetylenic π-Bond Naoki Asao, Toru Asano, Takeshi Ohishi, and Yoshinori Yamamoto pp 4817–4818 DOI: 10.1021/ja994000e Supporting Info

A Nanometer-Sized Metallosupramolecular Cube with Oh Symmetry Maochun Hong, Yingjun Zhao, Weiping Su, Rong Cao, Makoto Fujita, Zhongyuan Zhou, and Albert S. C. Chan pp 4819–4820 DOI: 10.1021/ja000247w Supporting Info

12-Helix Formation in Aqueous Solution with Short β-Peptides Containing Pyrrolidine-Based Residues Xifang Wang, Juan F. Espinosa, and Samuel H. Gellman pp 4821–4822 DOI: 10.1021/ja000093k Supporting Info

Optimal Use of Cryogenic Probe Technology in NMR Studies of Proteins Peter F. Flynn, Debra L. Mattiello, Howard D. W. Hill, and A. Joshua Wand pp 4823–4824 DOI: 10.1021/ja993743x

New Persistent Radicals:  Synthesis and Electronic Spin Structure of 2,5-Di-tert-butyl-6- Oxophenalenoxyl Derivatives Yasushi Morita, Tomohiro Ohba, Naoki Haneda, Suguru Maki, Junya Kawai, Kunio Hatanaka, Kazunobu Sato, Daisuke Shiomi, Takeji Takui, and Kazuhiro Nakasuji pp 4825–4826 DOI: 10.1021/ja000298t Supporting Info

Intramolecular Nucleophilic Addition of Aryl Bromides to Ketones Catalyzed by Palladium Long Guo Quan, Mouad Lamrani, and Yoshinori Yamamoto pp 4827–4828 DOI: 10.1021/ja000415k Supporting Info

The First Stable Heteracyclopropabenzene:  Synthesis and Crystal Structure of a Silacyclopropabenzene Ken Hatano, Norihiro Tokitoh, Nozomi Takagi, and Shigeru Nagase pp 4829–4830 DOI: 10.1021/ja000501k Supporting Info

Simple Total Synthesis of the Pentacyclic Cs-Symmetric Structure Attributed to the Squalenoid Glabrescol and Three Cs-Symmetric Diastereomers Compel Structural Revision Zhaoming Xiong and E. J. Corey pp 4831–4832 DOI: 10.1021/ja000842y Supporting Info

Nucleation of DNA Condensation by Static Loops:  Formation of DNA Toroids with Reduced Dimensions M. Richard Shen, Kenneth H. Downing, Rod Balhorn, and Nicholas V. Hud pp 4833–4834 DOI: 10.1021/ja000200a Supporting Info

Reconstructing Aldolase Antibodies to Alter Their Substrate Specificity and Turnover Fujie Tanaka, Richard A. Lerner, and Carlos F. Barbas, III pp 4835–4836 DOI: 10.1021/ja0005441 Supporting Info

Microsolvation and Chemical Reactivity of Sodium and Water Clusters Christopher J. Mundy, Jürg Hutter, and Michele Parrinello pp 4837–4838 DOI: 10.1021/ja994507p

Isolation and Characterization of the First Stable Bicarbonato Complexes of Bis(1,10-phenanthroline)copper(II). Identification of Lipscomb- and Lindskog-like Intermediates Zong-Wan Mao, Günter Liehr, and Rudi van Eldik pp 4839–4840 DOI: 10.1021/ja994071d Supporting Info

Determination of Protein Backbone 13CO Chemical Shift Anisotropy Tensors in Solution Yuxi Pang and Erik R. P. Zuiderweg pp 4841–4842 DOI: 10.1021/ja994184x Supporting Info

Large Free Volume in Maximally Interpenetrating Networks:  The Role of Secondary Building Units Exemplified by Tb2(ADB)3[(CH3)2SO]4·16[(CH3)2SO]1 Theresa M. Reineke, Mohamed Eddaoudi, David Moler, M. O'Keeffe, and O. M. Yaghi pp 4843–4844 DOI: 10.1021/ja000363z Supporting Info

The First Structurally Characterized Homofullerene (Fulleroid)  [J. Am. Chem. Soc. 1999, 121, 7971−7972]. Andrew F. Kiely, Robert C. Haddon, Mark S. Meier, John P. Selegue, Carolyn Pratt Brock, Brian O. Patrick, Guan-Wu Wang, and Yongsheng Chen p 4845 DOI: 10.1021/ja004647v

Reviews in Computational Chemistry. Volume 13 Edited by Kenny B. Lipkowitz and Donald B. Boyd (Indiana University−Purdue University at Indianapolis). Wiley-VCH:  New York. 1999. xxxiii + 426 pp. $135.00. ISBN 0-471-33135-X. Robert Q. Topper p 4845 DOI: 10.1021/ja995779v

Quantum State Diffusion By Ian Percival (Queen Mary and Westfield College, London). Cambridge University Press:  New York. 1998. 169 pp. $49.95. ISBN 0-521-62007-4. Jeffrey D. Evanseck pp 4845–4846 DOI: 10.1021/ja995699r

Understanding Humic Substances. Advanced Methods, Properties and Applications Edited by Elham A. Ghabbour (Northeastern University) and Geoffrey Davies (Northeastern University). Royal Society of Chemistry:  Cambridge. 1999. xvi + 286 pp. $125.00. ISBN 0-85404-799-9. p 4846 DOI: 10.1021/ja004723u

Progress in Colloid and Polymer Science. Volume 114. Physical Chemistry and Industrial Application of Gellan Gum Edited by K. Nishinari (Osaka City University). Springer:  Berlin, Heidelberg, New York. 1999. xvii + 131 pp. $89.95. ISBN 3-540-66389-4. p 4846 DOI: 10.1021/ja004725e

Pauling's Legacy:  Modern Modelling of the Chemical Bond. Theoretical & Computational Chemistry. Volume 6 Edited by Z. B. Maksic (Rudjer Boskovic Institute, Zagreb) and W. J. Orville-Thomas (Aberystwyth, Wales). Elsevier:  Amsterdam. 1999. 782 pp. $360.50. ISBN 0-444-82508-8. John F. Stanton p 4846 DOI: 10.1021/ja9957579

Lecture Notes on Fullerene Chemistry:  A Handbook for Chemists By Roger Taylor (University of Sussex). Imperial College Press:  London. 1999. xiv + 268 pp. $48.00. ISBN 1-86094-104-4. Philip B. Shevlin p 4846 DOI: 10.1021/ja9957635

Issue 20

Analysis of the Molecular Recognition Features of Individual Modules Derived from the Erythromycin Polyketide Synthase Nicholas Wu, Fumitaka Kudo, David E. Cane, and Chaitan Khosla pp 4847–4852 DOI: 10.1021/ja000023d Supporting Info

Single Molecules of Highly Purified Bacterial Alkaline Phosphatase Have Identical Activity Robert Polakowski, Doug B. Craig, Alison Skelley, and Norman J. Dovichi pp 4853–4855 DOI: 10.1021/ja994488j Supporting Info

Strand Selective Cleavage of DNA by Diastereomers of Hairpin Polyamide-seco-CBI Conjugates Aileen Y. Chang and Peter B. Dervan pp 4856–4864 DOI: 10.1021/ja994345x

The Helix-Destabilizing Propensity Scale of d-Amino Acids:  The Influence of Side Chain Steric Effects Eberhard Krause, Michael Bienert, Peter Schmieder, and Holger Wenschuh pp 4865–4870 DOI: 10.1021/ja9940524

Photochromism of 1,2-Bis(2-methyl-5-phenyl-3-thienyl)perfluorocyclopentene in a Single-Crystalline Phase Masahiro Irie, Thorsten Lifka, Seiya Kobatake, and Nobuo Kato pp 4871–4876 DOI: 10.1021/ja993181h Supporting Info

Bifunctional Catalysis and Apparent Stereoelectronic Control in Hydrolysis of Cyclic Imidatonium Ions Charles L. Perrin, Richard E. Engler, and David B. Young pp 4877–4881 DOI: 10.1021/ja993771f

Isolation and Structural Determination of Enfumafungin, a Triterpene Glycoside Antifungal Agent That Is a Specific Inhibitor of Glucan Synthesis Robert E. Schwartz, Scott K. Smith, Janet C. Onishi, Maria Meinz, Myra Kurtz, Robert A. Giacobbe, Kenneth E. Wilson, Jerrold Liesch, Deborah Zink, Wendy Horn, Sandra Morris, Angeles Cabello, and Francisca Vicente pp 4882–4886 DOI: 10.1021/ja9944296 Supporting Info

Biocatalytic Kinetic Resolution of Racemic Hydroperoxides through the Enantioselective Reduction with Free and Immobilized Microorganisms Waldemar Adam, Zoltan Lukacs, Chantu R. Saha-Möller, and Peter Schreier pp 4887–4892 DOI: 10.1021/ja994530a

A Practical Entry to the Crambescidin Family of Guanidine Alkaloids. Enantioselective Total Syntheses of Ptilomycalin A, Crambescidin 657 and Its Methyl Ester (Neofolitispates 2), and Crambescidin 800 D. Scott Coffey, Andrew I. McDonald, Larry E. Overman, Michael H. Rabinowitz, and Paul A. Renhowe pp 4893–4903 DOI: 10.1021/ja000234i Supporting Info

Enantioselective Total Syntheses of 13,14,15-Isocrambescidin 800 and 13,14,15-Isocrambescidin 657 D. Scott Coffey, Larry E. Overman, and Frank Stappenbeck pp 4904–4914 DOI: 10.1021/ja000235a Supporting Info

A Rapid Synthesis of Hydroxymethylacylfulvene (HMAF) Using the Allenic Pauson−Khand Reaction. A Synthetic Approach to Either Enantiomer of This Illudane Structure Kay M. Brummond, Jianliang Lu, and Jeffrey Petersen pp 4915–4920 DOI: 10.1021/ja000546l Supporting Info

Consolidation of Metal Oxide Nanocrystals. Reactive Pellets with Controllable Pore Structure That Represent a New Family of Porous, Inorganic Materials Ryan Richards, Weifeng Li, Shawn Decker, Chet Davidson, Olga Koper, Vladimir Zaikovski, Alexander Volodin, Thomas Rieker, and Kenneth J. Klabunde pp 4921–4925 DOI: 10.1021/ja994383g

Mössbauer Study of the MoFe Protein of Nitrogenase from Azotobacter vinelandii Using Selective 57Fe Enrichment of the M-Centers Sun Jae Yoo, Hayley C. Angove, Vasilios Papaefthymiou, Barbara K. Burgess, and Eckard Münck pp 4926–4936 DOI: 10.1021/ja000254k

Where Are the Elements in Complex Aluminides? An Experimental and Theoretical Investigation of the Quasicrystalline Approximants, Mg2-y(ZnxAl1-x)3+y Chi-Shen Lee and Gordon J. Miller pp 4937–4947 DOI: 10.1021/ja993781g Supporting Info

A High-Resolution 17O and 29Si NMR Study of Zeolite Siliceous Ferrierite and ab Initio Calculations of NMR Parameters L. M. Bull, B. Bussemer, T. Anupõld, A. Reinhold, A. Samoson, J. Sauer, A. K. Cheetham, and R. Dupree pp 4948–4958 DOI: 10.1021/ja993339y

High-Resolution Lateral Differentiation Using a Macroscopic Probe:  XPS of Organic Monolayers on Composite Au−SiO2 Surfaces Keren Shabtai, Israel Rubinstein, Sidney R. Cohen, and Hagai Cohen pp 4959–4962 DOI: 10.1021/ja993710h Supporting Info

Individual Supramolecular Host−Guest Interactions Studied by Dynamic Single Molecule Force Spectroscopy Holger Schönherr, Marcel W. J. Beulen, Jürgen Bügler, Jurriaan Huskens, Frank C. J. M. van Veggel, David N. Reinhoudt,, and G. Julius Vancso, pp 4963–4967 DOI: 10.1021/ja994040i

Ei Elimination:  An Unprecedented Facet of Sulfone Chemistry Jerry W. Cubbage, Brian W. Vos, and William S. Jenks pp 4968–4971 DOI: 10.1021/ja994150p Supporting Info

Electrogenerated Chemiluminescence from Derivatives of Aluminum Quinolate and Quinacridones:  Cross-Reactions with Triarylamines Lead to Singlet Emission through Triplet−Triplet Annihilation Pathways E. M. Gross, J. D. Anderson, A. F. Slaterbeck, S. Thayumanavan, S. Barlow, Y. Zhang, S. R. Marder, H. K. Hall, M. Flore Nabor, J.-F. Wang, E. A. Mash, N. R. Armstrong, and R. M. Wightman pp 4972–4979 DOI: 10.1021/ja0005993

Identification of Carbonyl Modes of P700 and P700+ by in situ Chlorophyll Labeling in Photosystem I† Sunyoung Kim and Bridgette A. Barry pp 4980–4981 DOI: 10.1021/ja000512d

Total Synthesis of (−)-Cylindrocyclophane A via a Double Horner-Emmons Macrocyclic Dimerization Event Thomas R. Hoye, Paul E. Humpal, and Bongjin Moon pp 4982–4983 DOI: 10.1021/ja000429q Supporting Info

Assembly of (−)-Cylindrocyclophanes A and F via Remarkable Olefin Metathesis Dimerizations Amos B. Smith, III, Sergey A. Kozmin, Christopher M. Adams, and Daniel V. Paone pp 4984–4985 DOI: 10.1021/ja000430p Supporting Info

A Novel Peptide Fold:  A Repeating βII‘ Turn Secondary Structure Jose S. Madalengoitia pp 4986–4987 DOI: 10.1021/ja993909u Supporting Info

Structural Elucidation of Ciguatoxin Congeners by Fast-Atom Bombardment Tandem Mass Spectroscopy Takeshi Yasumoto, Tomoji Igarashi, Anne-Marie Legrand, Philippe Cruchet, Mireille Chinain, Tsuyoshi Fujita, and Hideo Naoki pp 4988–4989 DOI: 10.1021/ja9944204 Supporting Info

Rhodium- or Iridium-Catalyzed trans-Hydroboration of Terminal Alkynes, Giving (Z)-1-Alkenylboron Compounds Toshimichi Ohmura, Yasunori Yamamoto, and Norio Miyaura pp 4990–4991 DOI: 10.1021/ja0002823 Supporting Info

One-Pot Synthesis of Substituted Furans and Pyrroles from Propargylic Dithioacetals. New Annulation Route to Highly Photoluminescent Oligoaryls Chin-Fa Lee, Lian-Ming Yang, Tsyr-Yuan Hwu, An-Shuan Feng, Jui-Chang Tseng, and Tien-Yau Luh pp 4992–4993 DOI: 10.1021/ja0004736 Supporting Info

Selective Formation of Substituted Pyridines from Two Different Alkynes and a Nitrile:  Novel Coupling Reaction of Azazirconacyclopentadienes with Alkynes Tamotsu Takahashi, Fu-Yu Tsai, and Martin Kotora pp 4994–4995 DOI: 10.1021/ja000474y Supporting Info

Hydrocarbon Cation Radical Formation by Reduction of Peroxydisulfate Eve F. Fabrizio, Inmaculada Prieto, and Allen J. Bard pp 4996–4997 DOI: 10.1021/ja000307y

Structure and Stereochemistry of Rediocide A, A Highly Modified Daphnane from Trigonostemon reidioides Exhibiting Potent Insecticidal Activity Hiranthi Jayasuriya, Deborah L. Zink, Suresh B. Singh, Robert P. Borris, Weerachai Nanakorn, Hans T. Beck, Michael J. Balick, Michael A. Goetz, Lyndia Slayton, Lynn Gregory, Michelle Zakson-Aiken, Wesley Shoop, and Sheo B. Singh pp 4998–4999 DOI: 10.1021/ja994074q

Valence-Delocalized Diiron(II,III) Cores Supported by Carboxylate-Only Bridging Ligands Dongwhan Lee, Carsten Krebs, Boi Hanh Huynh, Michael P. Hendrich, and Stephen J. Lippard pp 5000–5001 DOI: 10.1021/ja994448f Supporting Info

Viscosity-Controlled Stereoselective Inversion in the Photochemical Denitrogenation of a Stereolabeled Diazabicyclo[2.2.1]heptene (DBH)-Type Azoalkane Waldemar Adam, Vicente Martí, Coskun Sahin, and Alexei V. Trofimov pp 5002–5003 DOI: 10.1021/ja994401u Supporting Info

Self-Assembled Double-Stranded DNA (dsDNA) Microarrays for Protein:dsDNA Screening Using Atomic Force Microscopy Janese C. O'Brien, John T. Stickney, and Marc D. Porter pp 5004–5005 DOI: 10.1021/ja000411f

Nanostructured Polymer Duplexes via the Covalent Casting of 1-Dimensional H-Bonding Motifs:  A New Strategy for the Self-Assembly of Macromolecular Precursors Eric A. Archer, Noah T. Goldberg, Vincent Lynch, and Michael J. Krische pp 5006–5007 DOI: 10.1021/ja000777s Supporting Info

Creation of Both Right-Handed and Left-Handed Silica Structures by Sol−Gel Transcription of Organogel Fibers Comprised of Chiral Diaminocyclohexane Derivatives Jong Hwa Jung, Yoshiyuki Ono, Kenji Hanabusa, and Seiji Shinkai pp 5008–5009 DOI: 10.1021/ja000449s Supporting Info

A New Functional Suppressor tRNA/Aminoacyl−tRNA Synthetase Pair for the in Vivo Incorporation of Unnatural Amino Acids into Proteins Lei Wang, Thomas J. Magliery, David R. Liu, and Peter G. Schultz pp 5010–5011 DOI: 10.1021/ja000595y

Regioselective and Enantiospecific Rhodium-Catalyzed Intermolecular Allylic Etherification with Ortho-Substituted Phenols P. Andrew Evans and David K. Leahy pp 5012–5013 DOI: 10.1021/ja0003831 Supporting Info

Self-Assembly of a Polypeptide Multi-Block Copolymer Modeled on Dragline Silk Proteins Yun Qu, Sonha C. Payne, Robert P. Apkarian, and Vincent P. Conticello pp 5014–5015 DOI: 10.1021/ja9935761 Supporting Info

Second Supplements to the 2nd Edition of Rodd's Chemistry of Carbon Compounds. Rodd's Chemistry of Carbon Compounds. Volume IV. Heterocyclic Compounds. Part I:  Six-membered Heterocyclic Compounds with Two Hetero-Atoms from Group V of the Periodic Table:  the Pyridazine and Pyrimidine Groups. Part J:  Six-membered Heterocyclic Compounds with Two Hetero-Atoms from Group V of the Periodic Table:  the Pyrazine Group, Phenoxazine, Phenothiazine, Phenazine and Sulphur Dyes. Six-membered Heterocyclic Compounds with Three and More Hetero-Atoms Edited by Malcolm Sainsbury (University of Bath). Elsevier:  Amsterdam. 2000. xiv + 298 pp. $183.50. ISBN 0-444-82980-6. p 5016 DOI: 10.1021/ja004721+

Supramolecular Structure in Confined Geometries. ACS Symposium Series 736 Edited by Srinivas Manne (University of Arizona) and Gregory G. Warr (University of Sydney). Oxford University Press:  New York. 1999. xii + 278 pp. $110.00. ISBN 0-8412-3615-1. p 5016 DOI: 10.1021/ja0047222

Advances in Atomic Spectroscopy. Volume 5 Edited by Joseph Sneddon (McNeese State University). JAI Press:  Stamford. 1999. x + 292 pp. $115.00. ISBN 0-7623-0502-9. James A. Holcombe p 5016 DOI: 10.1021/ja9957985

Issue 21

Total Synthesis of (±)-Cylindrospermopsin Chaoyu Xie, Maria T. C. Runnegar, and Barry B. Snider pp 5017–5024 DOI: 10.1021/ja000647j Supporting Info

Unrestrained Molecular Dynamics Simulations of [d(AT)5]2 Duplex in Aqueous Solution:  Hydration and Binding of Sodium Ions in the Minor Groove Richard Štefl and Jaroslav Koa pp 5025–5033 DOI: 10.1021/ja9912170

Synthesis and Structural Studies of 1,8-Pyridine-Capped 5,12-Dioxocyclams Thomas Wynn and L. S. Hegedus pp 5034–5042 DOI: 10.1021/ja994352l Supporting Info

Using Intelligent/Random Library Screening To Design Focused Libraries for the Optimization of Homogeneous Catalysts:  Ullmann Ether Formation Paul J. Fagan, Elisabeth Hauptman, Rafael Shapiro, and Albert Casalnuovo pp 5043–5051 DOI: 10.1021/ja000094c Supporting Info

Synthesis, Properties, Oxidation, and Electrochemistry of 1,2-Dichalcogenins Eric Block, Marc Birringer, Russell DeOrazio, Jürgen Fabian, Richard S. Glass, Chuangxing Guo, Chunhong He, Edward Lorance, Quangsheng Qian, T. Benjamin Schroeder, Zhixing Shan, Mohan Thiruvazhi, George S. Wilson, and Xing Zhang pp 5052–5064 DOI: 10.1021/ja994134s Supporting Info

Gas-Phase Photoelectron Spectroscopic and Theoretical Studies of 1,2-Dichalcogenins:  Ionization Energies, Orbital Assignments, and an Explanation of Their Color Richard S. Glass, Nadine E. Gruhn, Dennis L. Lichtenberger, Edward Lorance, John R. Pollard, Marc Birringer, Eric Block, Russell DeOrazio, Chunhong He, Zhixing Shan, and Xing Zhang pp 5065–5074 DOI: 10.1021/ja9941330 Supporting Info

Solvent-Mediated Intramolecular Electron Transfer in U-Shaped Systems with Different “Bite Sizes” Nigel R. Lokan, Michael N. Paddon-Row, Mattijs Koeberg, and Jan W. Verhoeven pp 5075–5081 DOI: 10.1021/ja991895m Supporting Info

Real-Time Probing of a Three-Electron Bonded Radical:  Ultrafast One-Electron Reduction of a Disulfide Biomolecule Y. Gauduel, H. Gelabert, and F. Guilloud pp 5082–5091 DOI: 10.1021/ja9933543

Metallization of Alkali Anions in Condensed Phases N. C. Pyper and P. P. Edwards pp 5092–5099 DOI: 10.1021/ja993644j

Electronic Structure of Gallium, Copper, and Nickel Complexes of Corrole. High-Valent Transition Metal Centers versus Noninnocent Ligands Abhik Ghosh, Tebikie Wondimagegn, and Andreas B. J. Parusel pp 5100–5104 DOI: 10.1021/ja9943243

Ubiquitin Backbone Motion Studied via NHN−C‘Cα Dipolar−Dipolar and C‘−C‘Cα/NHN CSA−Dipolar Cross-Correlated Relaxation Teresa Carlomagno, Marcus Maurer, Mirko Hennig, and Christian Griesinger pp 5105–5113 DOI: 10.1021/ja993845n Supporting Info

Gas-Phase Acidities of Some Neutral Brønsted Superacids:  A DFT and ab Initio Study Ilmar A. Koppel, Peeter Burk, Ivar Koppel, Ivo Leito, Takaaki Sonoda, and Masaaki Mishima pp 5114–5124 DOI: 10.1021/ja0000753

Calculation of the Free Energy Profile of H2O, O2, CO, CO2, NO, and CHCl3 in a Lipid Bilayer with a Cavity Insertion Variant of the Widom Method Pál Jedlovszky and Mihaly Mezei pp 5125–5131 DOI: 10.1021/ja000156z

Configuration Energies of the d-Block Elements Joseph B. Mann, Terry L. Meek, Eugene T. Knight, Joseph F. Capitani, and Leland C. Allen pp 5132–5137 DOI: 10.1021/ja9928677

The Discovery and Study of Nanocrystalline TiO2-(MoO3) Core−Shell Materials S. H. Elder, F. M. Cot, Y. Su, S. M. Heald, A. M. Tyryshkin, M. K. Bowman, Y. Gao, A. G. Joly, M. L. Balmer, Ana C. Kolwaite, K. A. Magrini, and D. M. Blake pp 5138–5146 DOI: 10.1021/ja992768t

Correlation between Molecular Packing and Optical Properties in Different Crystalline Polymorphs and Amorphous Thin Films of mer-Tris(8-hydroxyquinoline)aluminum(III) Martin Brinkmann, Gregory Gadret, Michele Muccini, Carlo Taliani, Norberto Masciocchi, and Angelo Sironi pp 5147–5157 DOI: 10.1021/ja993608k Supporting Info

A Versatile Family of Interconvertible Microporous Chiral Molecular Frameworks:  The First Example of Ligand Control of Network Chirality C. J. Kepert, T. J. Prior, and M. J. Rosseinsky pp 5158–5168 DOI: 10.1021/ja993814s Supporting Info

Growth of WS2 Nanotubes Phases A. Rothschild, J. Sloan, and R. Tenne pp 5169–5179 DOI: 10.1021/ja994118v

Low-Temperature Turnover Control of Photosystem II Using Novel Metal-Containing Redox-Active Herbicides Laba Karki, K. V. Lakshmi, Veronika A. Szalai, and Gary W. Brudvig pp 5180–5188 DOI: 10.1021/ja994138x Supporting Info

Mechanism of Biologically Relevant Deoxygenation of Dimethyl Sulfoxide Coupled with Pt(II) to Pt(IV) Oxidation of Orthoplatinated Oximes. Synthetic, Kinetic, Electrochemical, X-ray Structural, and Density Functional Study Larissa Alexandrova, Oleg G. D'yachenko, Grigory M. Kazankov, Vladimir A. Polyakov, Pavel V. Samuleev, Enrique Sansores, and Alexander D. Ryabov pp 5189–5200 DOI: 10.1021/ja994342k Supporting Info

Monolayer Assembly of Zeolite Crystals on Glass with Fullerene as the Covalent Linker So Yeun Choi, Yun-Jo Lee, Yong Soo Park, Kwang Ha, and Kyung Byung Yoon pp 5201–5209 DOI: 10.1021/ja000113i

A Phenyliodonium Ylide as a Precursor for Dicarboethoxycarbene:  Demonstration of a Strategy for Carbene Generation Margaret B. Camacho, Aurora E. Clark, Tabitha A. Liebrecht, and JoAnn P. DeLuca pp 5210–5211 DOI: 10.1021/ja000334o

The Combination of Anionic and Radical Reactions to Oxidative Tandem Processes Exemplified by the Synthesis of Functionalized Pyrrolidines Ullrich Jahn, Markus Müller, and Susanne Aussieker pp 5212–5213 DOI: 10.1021/ja000565v Supporting Info

Sonochemical Preparation of a Nanostructured Bifunctional Catalyst Gennady Dantsin and Kenneth S. Suslick pp 5214–5215 DOI: 10.1021/ja994300w

Total Synthesis of (−)-Dysiherbaine Hidekazu Masaki, Junji Maeyama, Kazuko Kamada, Tomoyuki Esumi, Yoshiharu Iwabuchi, and Susumi Hatakeyama pp 5216–5217 DOI: 10.1021/ja000817s Supporting Info

Molecularly Imprinted Polymer as 9-Ethyladenine Receptor Having a Porphyrin-Based Recognition Center Jun Matsui, Miho Higashi, and Toshifumi Takeuchi pp 5218–5219 DOI: 10.1021/ja000064+ Supporting Info

An Unequivocal Demonstration of the Importance of Nonbonded Contacts in the Electronic Coupling between Electron Donor and Acceptor Units of Donor−Bridge−Acceptor Molecules A. M. Napper, I. Read, and D. H.WaldeckNicholas J. Head, Anna M. Oliver, and M. N. Paddon-Row pp 5220–5221 DOI: 10.1021/ja000611r Supporting Info

Controlled, Reversible Conversion of a Ketene Ligand to Carbene and CO Ligands on a Single Metal Center Douglas B. Grotjahn, Galina A. Bikzhanova, Laura S. B. Collins, Thomas Concolino, Kin-Chung Lam, and Arnold L. Rheingold pp 5222–5223 DOI: 10.1021/ja000243r Supporting Info

Cellulose Crystallites:  A New and Robust Liquid Crystalline Medium for the Measurement of Residual Dipolar Couplings Keiran Fleming, Derek Gray, Sunil Prasannan, and Stephen Matthews pp 5224–5225 DOI: 10.1021/ja000764e

Insertion of Carbon Monoxide into Zr−Polymeryl Bonds:  “Snapshots” of a Running Catalyst Vincenzo Busico, Mauro Guardasole, Andrea Margonelli, and Anna Laura Segre pp 5226–5227 DOI: 10.1021/ja000657k Supporting Info

Practical Catalytic Enantioselective Synthesis of α,α-Dialkyl-α-amino Acids by Chiral Phase-Transfer Catalysis Takashi Ooi, Mifune Takeuchi, Minoru Kameda, and Keiji Maruoka pp 5228–5229 DOI: 10.1021/ja0007051 Supporting Info

Design of Bifunctional Antibiotics that Target Bacterial rRNA and Inhibit Resistance-Causing Enzymes Steven J. Sucheck, Andrew L. Wong, Kathryn M. Koeller, David D. Boehr, Kari-ann Draker, Pamela Sears, Gerard D. Wright, and Chi-Huey Wong pp 5230–5231 DOI: 10.1021/ja000575w Supporting Info

Total Synthesis of Novel Subclass of Glyco-amino Acid Structure Motif; C2-α-d-C-Mannosyl-l-Tryptophan [J. Am. Chem. Soc. 1999, 121, 9754−9755]. Shino Manabe and Yakishige Ito p 5232 DOI: 10.1021/ja004648n

Real-Time Probing of a Three-Electron Bonded Radical: Ultrafast One-Electron Reduction of a Disulfide Biomolecule [J. Am. Chem. Soc. 2000, 122, 5082-5091].  Y. Gauduel, H. Gelabert, and F. Guilloud p 5232 DOI: 10.1021/ja004650e

Advances in Cycloaddition. Volume 6 Edited by Michael Harmata (University of Missouri-Columbia). JAI Press:  Stamford, CT. 1999. x + 250 pp. $115.00. ISBN 0-7623-0531-2. Mark E. Welker pp 5232–5233 DOI: 10.1021/ja995806h

Perspectives on Bioinorganic Chemistry. Volume 4 Edited by Robert W. Hay (University of St. Andrews), Jon R. Dilworth (University of Essex), and Kevin B. Nolan (Royal College of Surgeons in Ireland). JAI Press:  Stamford, CT. 1999. xvi + 246. $109.50. ISBN 0-7623-0352-2. John W. Sibert p 5233 DOI: 10.1021/ja995774y

Heterogeneous Catalysis in Organic Chemistry By Gerard V. Smith (Southern Illinois University) and Ferenc Notheisz (József Attila University, Szeged, Hungary). Academic Press:  San Diego, CA. 1999. xvi + 346 pp. $89.95. ISBN 0-12-651645-6. Michael Fryzuk pp 5233–5234 DOI: 10.1021/ja995775q

Molecular and Supramolecular Photochemistry. Volume 4. Multimetallic and Macromolecular Inorganic Photochemistry By V. Ramamurthy (Tulane University) and Kirk S. Schanze (University of Florida). Marcel Dekker:  New York. 1999. xii + 345 pp. $175.00. ISBN 0-8247-7392-6. Guillermo Ferraudi p 5234 DOI: 10.1021/ja995776i

Advances in Molecular Structure Research. Volume 5 Edited by Magdolna Hargittai and István Hargittai (Hungarian Academy of Sciences). JAI Press:  Stamford, CT. 1999. x + 390 pp. $115. ISBN 0-7623-0555-X. James E. Boggs p 5234 DOI: 10.1021/ja995781m

Issue 22

Controlling Binding Orientation in Hairpin Polyamide DNA Complexes Cheryl A. Hawkins, Rafael Peláez de Clairac, Raymond N. Dominey, Eldon E. Baird, Sarah White, Peter B. Dervan, and David E. Wemmer pp 5235–5243 DOI: 10.1021/ja0001198

Deoxynucleic Guanidine/Peptide Nucleic Acid Chimeras:  Synthesis, Binding and Invasion Studies with DNA Dinesh A. Barawkar, Yan Kwok, Thomas W. Bruice, and Thomas C. Bruice pp 5244–5250 DOI: 10.1021/ja000022l Supporting Info

Topochemical Dihydrogen to Covalent Bonding Transformation in LiBH4·TEA:  A Mechanistic Study Radu Custelcean and James E. Jackson pp 5251–5257 DOI: 10.1021/ja994361u

Evaporation-Induced Self-Assembly of Hybrid Bridged Silsesquioxane Film and Particulate Mesophases with Integral Organic Functionality Yunfeng Lu, Hongyou Fan, Nilesh Doke, Douglas A. Loy, Roger A. Assink, David A. LaVan, and C. Jeffrey Brinker pp 5258–5261 DOI: 10.1021/ja9935862

Protofilaments, Filaments, Ribbons, and Fibrils from Peptidomimetic Self-Assembly:  Implications for Amyloid Fibril Formation and Materials Science Hilal A. Lashuel, Steven R. LaBrenz, Linda Woo, Louise C. Serpell, and Jeffery W. Kelly pp 5262–5277 DOI: 10.1021/ja9937831 Supporting Info

Chirality-Memory Molecule:  Crystallographic and Spectroscopic Studies on Dynamic Molecular Recognition Events by Fully Substituted Chiral Porphyrins Yukitami Mizuno, Takuzo Aida, and Kentaro Yamaguchi pp 5278–5285 DOI: 10.1021/ja000052o Supporting Info

Product-Induced Distortion of a Metalloporphyrin Host:  Implications for Acceleration of Diels−Alder Reactions Moshe Nakash, Zöe Clyde-Watson, Neil Feeder, John E. Davies, Simon J. Teat, and Jeremy K. M. Sanders pp 5286–5293 DOI: 10.1021/ja9922227 Supporting Info

Direct Detection of the Proton-Containing Group Coordinated to Mo(V) in the High pH Form of Chicken Liver Sulfite Oxidase by Refocused Primary ESEEM Spectroscopy:  Structural and Mechanistic Implications Andrei V. Astashkin, M. L. Mader, Andrew Pacheco, John H. Enemark, and Arnold M. Raitsimring pp 5294–5302 DOI: 10.1021/ja9916761

Resonance Raman, Optical Spectroscopic, and EPR Characterization of the Higher Oxidation States of the Water Oxidation Catalyst, cis,cis-[(bpy)2Ru(OH2)]2O4+ Hiroshi Yamada and James K. Hurst pp 5303–5311 DOI: 10.1021/ja993914y Supporting Info

The Porphyrinogen−Porphodimethene Relationship Leading to Novel Synthetic Methodologies Focused on the Modification and Functionalization of the Porphyrinogen and Porphodimethene Skeletons Lucia Bonomo, Euro Solari, Rosario Scopelliti, Carlo Floriani, and Nazzareno Re pp 5312–5326 DOI: 10.1021/ja000253s Supporting Info

Mössbauer and EPR Characterization of the S = 9/2 Mixed-Valence Fe(II)Fe(III) Cluster in the Cryoreduced R2 Subunit of Escherichia coli Ribonucleotide Reductase Carsten Krebs, Roman Davydov, Jeff Baldwin, Brian M. Hoffman, J. Martin Bollinger, Jr., and Boi Hanh Huynh pp 5327–5336 DOI: 10.1021/ja000317z

Polymer-Supported Ruthenium Porphyrins:  Versatile and Robust Epoxidation Catalysts with Unusual Selectivity Xiao-Qi Yu, Jie-Sheng Huang, Wing-Yiu Yu, and Chi-Ming Che pp 5337–5342 DOI: 10.1021/ja000461k

Macrocycle Formation by Ring-Closing Metathesis. Application to the Syntheses of Novel Macrocyclic Taxoids Iwao Ojima, Songnian Lin, Tadashi Inoue, Michael L. Miller, Christopher P. Borella, Xudong Geng, and John J. Walsh pp 5343–5353 DOI: 10.1021/ja000293w Supporting Info

Ab Initio Evaluation of the Potential Surface for General Base- Catalyzed Methanolysis of Formamide:  A Reference Solution Reaction for Studies of Serine Proteases Marek Štrajbl, Jan Florián, and Arieh Warshel pp 5354–5366 DOI: 10.1021/ja992441s Supporting Info

Search for New Allotropic Forms of Carbon Dioxide and Carbon Disulfide:  A Density Functional Study of CX2-Based Oligomers (X = O, S) Gilles Frapper and Jean-Yves Saillard pp 5367–5370 DOI: 10.1021/ja9935714 Supporting Info

Hydrogen-Bonded Complexes of Methanol and Acetylides. Structure and Energy Correlations Michael L. Chabinyc and John I. Brauman pp 5371–5378 DOI: 10.1021/ja994191l

Disproving the Iceberg Effect? A Study of the Deuteron Quadrupole Coupling Constant of Water in a Mixture with Dimethyl Sulfoxide via Computer Simulations Barbara Kirchner, Debra J. Searles, Anthony J. Dyson, Patrick S. Vogt, and Hanspeter Huber pp 5379–5383 DOI: 10.1021/ja994526z

Catalysis Mediated by Hydrogen Bonding:  A Computational Study of the Aminolysis of 6-Chloropyrimidine Kathryn N. Rankin, James W. Gauld, and Russell J. Boyd pp 5384–5386 DOI: 10.1021/ja000628+ Supporting Info

15N R1ρ Measurements Allow the Determination of Ultrafast Protein Folding Rates Liliya Vugmeyster, Christopher D. Kroenke, Francis Picart, Arthur G. Palmer, III and Daniel P. Raleigh pp 5387–5388 DOI: 10.1021/ja000225+

Biosynthesis of the Vancomycin Group of Antibiotics:  Involvement of an Unusual Dioxygenase in the Pathway to (S)-4-Hydroxyphenylglycine Oliver W. Choroba, Dudley H. Williams, and Jonathan B. Spencer pp 5389–5390 DOI: 10.1021/ja000076v Supporting Info

Organometallic Chemistry at the Magnesium− Tris(8-hydroxyquinolino)aluminum Interface Chongfei Shen, Ian G. Hill, Antoine Kahn, and Jeffrey Schwartz pp 5391–5392 DOI: 10.1021/ja994265t Supporting Info

Application of the Bivalent Ligand Approach to the Design of Novel Dimeric Serotonin Reuptake Inhibitors Amir P. Tamiz, Jianrong Zhang, Mei Zhang, Cheng Z. Wang, Kenneth M. Johnson, and Alan P. Kozikowski pp 5393–5394 DOI: 10.1021/ja000199f Supporting Info

Directed Movement of Liquids on Patterned Surfaces Using Noncovalent Molecular Adsorption Seok-Won Lee and Paul E. Laibinis pp 5395–5396 DOI: 10.1021/ja994076a

A Gas-Phase Study of the Ionic Alkylation of Benzocycloalkenes Barbara Chiavarino, Maria Elisa Crestoni, and Simonetta Fornarini pp 5397–5398 DOI: 10.1021/ja000164f

Detection of Fluorophosphonate Chemical Warfare Agents by Catalytic Hydrolysis with a Porous Silicon Interferometer Honglae Sohn, Sonia Létant, Michael J. Sailor, and William C. Trogler pp 5399–5400 DOI: 10.1021/ja0006200

Enantiocontrolled Synthesis of (1S,2S)-6-Desmethyl-(methylaziridino)mitosene E. Vedejs, A. Klapars, B. N. Naidu, D. W. Piotrowski, and F. C. Tucci pp 5401–5402 DOI: 10.1021/ja994504c Supporting Info

Highly anti-Selective Catalytic Asymmetric Aldol Reactions Haruro Ishitani, Yasuhiro Yamashita, Haruka Shimizu, and Shū Kobayashi pp 5403–5404 DOI: 10.1021/ja9943389 Supporting Info

ENDOR Studies of l-Arginine and NG-Hydroxy-l-Arginine Bound to All Three Holo-Nitric Oxide Synthase Isozymes David L. Tierney, Hui Huang, Pavel Martásek, Linda J. Roman, Richard B. Silverman, Bettie Sue Siler Masters, and Brian M. Hoffman pp 5405–5406 DOI: 10.1021/ja993685f Supporting Info

High Reactivity of a Five-Membered Cyclic Hydrogen Phosphonate Leading to Development of Facile Palladium-Catalyzed Hydrophosphorylation of Alkenes Li-Biao Han, Farzad Mirzaei, Chang-Qiu Zhao, and Masato Tanaka pp 5407–5408 DOI: 10.1021/ja000444v Supporting Info

Surface-Enhanced Raman Scattering Spectroscopy of Single Carbon Domains on Individual Ag Nanoparticles on a 25 ms Time Scale Patrick J. Moyer, Jan Schmidt, Lukas M. Eng, and Alfred J. MeixnerGunther W. Sandmann, Hartmut Dietz, and Waldfried Plieth pp 5409–5410 DOI: 10.1021/ja000703g

The Molecular Abacus:  STM Manipulation of Cyclodextrin Necklace Hidemi Shigekawa, Koji Miyake, Jun Sumaoka, Akira Harada, and Makoto Komiyama pp 5411–5412 DOI: 10.1021/ja000037j

Iminophosphide Bonding Environments from Carbene Complexes of Iminophosphines Neil Burford, T. Stanley Cameron, Daren J. LeBlanc, and Andrew D. PhillipsThomas E. Concolino, Kin-Chung Lam, and Arnold L. Rheingold pp 5413–5414 DOI: 10.1021/ja000432+ Supporting Info

Natural Metabolic Diversity Encoded by the Enterocin Biosynthesis Gene Cluster Jörn Piel, Khanh Hoang, and Bradley S. Moore pp 5415–5416 DOI: 10.1021/ja000445n

Evidence for Quantum Mechanical Tunneling in the Coupled Cobalt−Carbon Bond Homolysis−Substrate Radical Generation Reaction Catalyzed by Methylmalonyl-CoA Mutase Shantanu Chowdhury and Ruma Banerjee pp 5417–5418 DOI: 10.1021/ja994302g

Advances in Electrochemical Science and Engineering. Volume 6 Edited by Richard C. Alkire (University of Illinois) and Dieter M. Kolb (University of Ulm). Wiley-VCH:  New York. 1999. xii + 344 pp. $198.00. ISBN 3-527-29515-1. Johna Leddy p 5419 DOI: 10.1021/ja995801k

Green Chemistry:  Frontiers in Benign Chemical Syntheses and Processes Edited by Paul T. Anastas and Tracy C. Williamson (U. S. Environmental Protection Agency). Oxford University Press:  New York, NY. 1999. 360 pp. $115.00. ISBN 0-19-850170-6. Nancy N. Sauer pp 5419–5420 DOI: 10.1021/ja995756g

Process Chemistry in the Pharmaceutical Industry Edited by Kumar G. Gadamasetti (The Bristol-Myers Squibb Company). Marcel Dekker:  New York. 1999. 504 pp. $195.00. ISBN 0-8247-1981-6. Steven A. King p 5420 DOI: 10.1021/ja995750r

Advances in Antiviral Drug Design. Volume 3 Edited by E. De Clercq (Katholieke Universiteit Leuven, Belgium). JAI Press:  Stamford, CT. 1999. xii + 237 pp. $109.50. ISBN 0-7623-0201-1. Terence A. Kelly p 5420 DOI: 10.1021/ja995782e

Issue 23

Intein-Mediated Synthesis of Proteins Containing Carbohydrates and Other Molecular Probes Thomas J. Tolbert and Chi-Huey Wong pp 5421–5428 DOI: 10.1021/ja0000192

Highly Efficient Synthesis of β(1 → 4)-Oligo- and -Polysaccharides Using a Mutant Cellulase Sébastien Fort, Viviane Boyer, Lionel Greffe, Gideon J. Davies, Olga Moroz, Lars Christiansen, Martin Schülein, Sylvain Cottaz, and Hugues Driguez pp 5429–5437 DOI: 10.1021/ja9936520 Supporting Info

Stability and Reactivity of Aryloxyl Radicals Derived from a Novel Antioxidant BO-653 and Related Compounds. Effects of Substituent and Side Chain in Solution and Membranes Akira Watanabe, Noriko Noguchi, Akio Fujisawa, Tatsuhiko Kodama, Kunio Tamura, Osamu Cynshi, and Etsuo Niki pp 5438–5442 DOI: 10.1021/ja9942080

Control of Hairpin Formation via Proline Configuration in Parallel β-Sheet Model Systems John D. Fisk, Douglas R. Powell, and Samuel H. Gellman pp 5443–5447 DOI: 10.1021/ja9929483 Supporting Info

Metal-Ion Complexation and Photochromism of Triphenylmethane Dye Derivatives Incorporating Monoaza-15-crown-5 Moieties Keiichi Kimura, Ryoko Mizutani, Masaaki Yokoyama, Ryuichi Arakawa, and Yoshiaki Sakurai pp 5448–5454 DOI: 10.1021/ja9943694

The Influence of Boryl Substituents on the Formation and Reactivity of Adjacent and Vicinal Free Radical Centers John C. Walton, Andrew J. McCarroll, Qiao Chen, Bertrand Carboni, and Roger Nziengui pp 5455–5463 DOI: 10.1021/ja9944812 Supporting Info

Semiconducting Diblock Copolymers Synthesized by Means of Controlled Radical Polymerization Techniques Ulf Stalmach, Bert de Boer, Christine Videlot, Paul F. van Hutten, and Georges Hadziioannou pp 5464–5472 DOI: 10.1021/ja000160a

Total Synthesis of (+)-Prelaureatin and (+)-Laurallene Michael T. Crimmins and Elie A. Tabet pp 5473–5476 DOI: 10.1021/ja0007197 Supporting Info

Investigations of Time-Dependent Delocalization and the Correlation of Carbonyl IR Shifts with ΔE1/2 Values for Hydrocarbon-Linked Class II and Class III Mixed-Valent Complexes Christopher G. Atwood and William E. Geiger pp 5477–5485 DOI: 10.1021/ja994064p

Intrinsic Barriers for Electron and Hydrogen Atom Transfer Reactions of Biomimetic Iron Complexes Justine P. Roth, Scott Lovell, and James M. Mayer pp 5486–5498 DOI: 10.1021/ja9941328 Supporting Info

The Mechanism of Methane Elimination in B(C6F5)3-Initiated Monocyclopentadienyl-Ketimide Titanium and Related Olefin Polymerization Catalysts Suobo Zhang, Warren E. Piers, Xiaoliang Gao, and Masood Parvez pp 5499–5509 DOI: 10.1021/ja994378c Supporting Info

Quantum Chemical Study of the Electron-Transfer-Catalyzed Splitting of Oxetane and Azetidine Intermediates Proposed in the Photoenzymatic Repair of (6−4) Photoproducts of DNA Yinsheng Wang, Peter P. Gaspar, and John-Stephen Taylor pp 5510–5519 DOI: 10.1021/ja992244t Supporting Info

Hydration of Carbonyl Compounds, an Analysis in Terms of No Barrier Theory:  Prediction of Rates from Equilibrium Constants and Distortion Energies J. Peter Guthrie and Vladimir Pitchko pp 5520–5528 DOI: 10.1021/ja992991q Supporting Info

Hydration of Carbonyl Compounds, an Analysis in Terms of Multidimensional Marcus Theory J. Peter Guthrie pp 5529–5538 DOI: 10.1021/ja992992i Supporting Info

Correlation of the Product E/Z Framework Geometry and O/O vs O/N Regioselectivity in the Dialkylation of Hyponitrite Navamoney Arulsamy, D. Scott Bohle, Jerome A. Imonigie, and Elizabeth S. Sagan pp 5539–5549 DOI: 10.1021/ja994261o Supporting Info

Alkane-Assisted Adsorption and Assembly of Phthalocyanines and Porphyrins Xiaohui Qiu, Chen Wang, Qingdao Zeng, Bo Xu, Shuxia Yin, Hongna Wang, Shandong Xu, and Chunli Bai pp 5550–5556 DOI: 10.1021/ja994271p Supporting Info

Stereochemistry and Near-Infrared Circular Dichroism of a Chiral Yb Complex Lorenzo Di Bari, Guido Pintacuda, and Piero Salvadori pp 5557–5562 DOI: 10.1021/ja994290z Supporting Info

Ultrafast Photoswitched Charge Transmission through the Bridge Molecule in a Donor−Bridge−Acceptor System Ryan T. Hayes, Michael R. Wasielewski, and David Gosztola pp 5563–5567 DOI: 10.1021/ja000219d Supporting Info

Relaxation Paths and Dynamics of Photoexcited Polyene Chains:  Evidence for Creation and Annihilation of Neutral Soliton Pairs Marco Garavelli, Barry R. Smith, Michael J. Bearpark, Fernando Bernardi, Massimo Olivucci, and Michael A. Robb pp 5568–5581 DOI: 10.1021/ja000385l Supporting Info

Characterization of an Intermediate in the Reduction of Acetylene by the Nitrogenase α-Gln195 MoFe Protein by Q-band EPR and 13C,1H ENDOR Hong-In Lee, Morten Sørlie, Jason Christiansen, Ruitian Song, Dennis R. Dean, Brian J. Hales, and Brian M. Hoffman pp 5582–5587 DOI: 10.1021/ja000542g

Quantum Chemical Analysis of Heteroarylnitrenium Ions and Mechanisms for Their Self-Destruction Michael B. Sullivan and Christopher J. Cramer pp 5588–5596 DOI: 10.1021/ja0005486 Supporting Info

The Chemistry of Solvated Distonic Ions:  Preparation, Isomerization, and Fragmentation Ya-Ping Tu and John L. Holmes pp 5597–5602 DOI: 10.1021/ja000697o

Rotational Diffusion Anisotropy and Local Backbone Dynamics of Carbon Monoxide-Bound Rhodobacter capsulatus Cytochrome c‘ Pascale Tsan, Jean-Christophe Hus, Michael Caffrey, Dominique Marion, and Martin Blackledge pp 5603–5612 DOI: 10.1021/ja993654k Supporting Info

Molecular Dynamics Study of HIV-1 Protease−Substrate Complex:  Roles of the Water Molecules at the Loop Structures of the Active Site Noriaki Okimoto, Toshiyuki Tsukui, Kiyo Kitayama, Masayuki Hata, Tyuji Hoshino, and Minoru Tsuda pp 5613–5622 DOI: 10.1021/ja9929178

Investigation of Dissociative Electron Transfer Mechanisms and Reactivity Patterns through Kinetic Amplification by a Chain Process Cyrille Costentin, Philippe Hapiot, Maurice Médebielle, and Jean-Michel Savéant pp 5623–5635 DOI: 10.1021/ja000708d

Reversing the Polarity of Enol Ethers:  An Anodic Route to Tetrahydrofuran and Tetrahydropyran Rings Angela Sutterer and Kevin D. Moeller pp 5636–5637 DOI: 10.1021/ja001063k Supporting Info

Minimalist, Alanine-Based, Helical Protein Dimers Bind to Specific DNA Sites Ajay R. Lajmi, Michael E. Lovrencic, Timothy R. Wallace, Robyn R. Thomlinson, and Jumi A. Shin pp 5638–5639 DOI: 10.1021/ja993025a Supporting Info

A High-Efficiency Blue Emitter for Small Molecule-Based Organic Light-Emitting Diode Louis M. Leung, W. Y. Lo, S. K. So, K. M. Lee, and W. K. Choi pp 5640–5641 DOI: 10.1021/ja000927z

Do Bridging Water Molecules Dictate the Structure of a Model Dipeptide in Aqueous Solution? Chi-Duen Poon and Edward T. SamulskiChristoph F. Weise and James C. Weisshaar pp 5642–5643 DOI: 10.1021/ja993953+ Supporting Info

A New Cell-Permeable Fluorescent Probe for Zn2+ Grant K. Walkup, Shawn C. Burdette, Stephen J. Lippard, and Roger Y. Tsien pp 5644–5645 DOI: 10.1021/ja000868p Supporting Info

Template-Directed Photoreversible Ligation of Deoxyoligonucleotides via 5-Vinyldeoxyuridine Kenzo Fujimoto, Shigeo Matsuda, Nobuaki Takahashi, and Isao Saito pp 5646–5647 DOI: 10.1021/ja993698t Supporting Info

Crystal Structure of a Stable Silabenzene and Its Photochemical Valence Isomerization into the Corresponding Silabenzvalene Keiji Wakita, Norihiro Tokitoh, Renji Okazaki, Nozomi Takagi, and Shigeru Nagase pp 5648–5649 DOI: 10.1021/ja000309i Supporting Info

Rhodium-Catalyzed Asymmetric Alcoholysis and Aminolysis of Oxabenzonorbornadiene:  A New Enantioselective Carbon−Heteroatom Bond Forming Process Mark Lautens, Keith Fagnou, and Tomislav Rovis pp 5650–5651 DOI: 10.1021/ja000134c Supporting Info

Synthesis and Characterization of a Cyclobutadiene Dianion Dilithium Salt:  Evidence for Aromaticity Akira Sekiguchi, Tsukasa Matsuo, and Hidetoshi Watanabe pp 5652–5653 DOI: 10.1021/ja0004175 Supporting Info

Metal-Template Effect in the Asymmetric Weitz−Scheffer Epoxidation of α,β-Enones by an Optically Active Hydroperoxide Waldemar Adam, Paraselli Bheema Rao, Hans-Georg Degen, and Chantu R. Saha-Möller pp 5654–5655 DOI: 10.1021/ja9945008 Supporting Info

Towards Diversity-Oriented, Stereoselective Syntheses of Biaryl- or Bis(aryl)metal-Containing Medium Rings David R. Spring, Shyam Krishnan, and Stuart L. Schreiber pp 5656–5657 DOI: 10.1021/ja0010507 Supporting Info

Antiparallel Leucine Zipper-Directed Protein Reassembly:  Application to the Green Fluorescent Protein Indraneel Ghosh, Andrew D. Hamilton, and Lynne Regan pp 5658–5659 DOI: 10.1021/ja994421w Supporting Info

Cubic Hybrid Organic−Inorganic Mesoporous Crystal with a Decaoctahedral Shape Shiyou Guan, Shinji Inagaki, Tetsu Ohsuna, and Osamu Terasaki pp 5660–5661 DOI: 10.1021/ja000839e Supporting Info

Indole Synthesis via Palladium-Catalyzed Intramolecular Cyclization of Alkynes and Imines Akira Takeda, Shin Kamijo, and Yoshinori Yamamoto pp 5662–5663 DOI: 10.1021/ja000390p Supporting Info

A Unique Coordination of SiH4: Isolation, Characterization, and Theoretical Study of (PR3)2H2Ru(SiH4)RuH2(PR3)2 Isabelle Atheaux, Bruno Donnadieu, V. Rodriguez, Sylviane Sabo-Etienne, Bruno Chaudret, Khansaa Hussein, and Jean-Claude Barthelat pp 5664–5665 DOI: 10.1021/ja000223p Supporting Info

The Asymmetric Total Synthesis of (+)- and (−)-Spirotryprostatin B Paul R. Sebahar and Robert M. Williams pp 5666–5667 DOI: 10.1021/ja001133n Supporting Info

Novel Aluminum-Based, Transition Metal-Free, Catalytic Systems for Homo- and Copolymerization of Alkenes Jang Sub Kim, Louis M. Wojcinski II, Shengsheng Liu, John C. Sworen, and Ayusman Sen pp 5668–5669 DOI: 10.1021/ja0010960

Sensitive Wavelength Dependence of PdC and Pd Formation from Photolysis of Bis(hexafluoroacetylacetonato)palladium(II) [J. Am. Chem. Soc. 2000, 122, 1227−1228]. Peter Muraoka, Daniel Byun, and Jeffrey I. Zink p 5670 DOI: 10.1021/ja004649f

Characterizations of Powders and Aerosols By Brian H. Kaye (Laurentian University, Canada). Wiley/VCH:  Weinheim, Germany. 1999. 293 pp. $205.00. ISBN 3-527-28853-8. Prof. Sotiris Pratsinis p 5670 DOI: 10.1021/ja995731h

ScorpionatesThe Coordination Chemistry of Polypyrazolylbor-ate Ligands By Swiatoslaw Trofimenko (University of Delaware). Imperial College Press:  London 1999. x + 282 pp. $48.00. ISBN 1-86094-172-9. Joseph L. Templeton p 5670 DOI: 10.1021/ja9957940

Issue 24

Recognition and Inhibition of HIV Integrase by Novel Dinucleotides Michael Taktakishvili, Nouri Neamati, Yves Pommier, Suresh Pal, and Vasu Nair pp 5671–5677 DOI: 10.1021/ja992528d

An Approach to the Precise Chemoenzymatic Synthesis of 13C-Labeled Sialyloligosaccharide on an Intact Glycoprotein:  A Novel One-Pot [3-13C]-Labeling Method for Sialic Acid Analogues by Control of the Reversible Aldolase Reaction, Enzymatic Synthesis of [3-13C]-NeuAc-α-(2→3)-[U-13C]-Gal-β-(1→4)-GlcNAc-β- Sequence onto Glycoprotein, and Its Conformational Analysis by Developed NMR Techniques Tatsuo Miyazaki, Hajime Sato, Tohru Sakakibara, and Yasuhiro Kajihara pp 5678–5694 DOI: 10.1021/ja994211j

Synthesis, Morphology, and Optical Properties of Tetrahedral Oligo(phenylenevinylene) Materials Shujun Wang, Warren J. OldhamJr., Raymond A. Hudack, Jr., and Guillermo C. Bazan pp 5695–5709 DOI: 10.1021/ja992924w Supporting Info

Chain Initiation Efficiency in Cobalt- and Nickel-Mediated Polypeptide Synthesis Timothy J. Deming and Scott A. Curtin pp 5710–5717 DOI: 10.1021/ja994281q

Enantiocontrolled Macrocycle Formation by Catalytic Intramolecular Cyclopropanation Michael P. Doyle, Wenhao Hu, Brant Chapman, Alan B. Marnett, Chad S. Peterson, Justin P. Vitale, and Sarah A. Stanley pp 5718–5728 DOI: 10.1021/ja9945414 Supporting Info

Synthesis, Structure, and Transport Properties of Novel Fullerides A3C70 (A = Ba and Sm) X. H. Chen, D. H. Chi, Z. Sun, T. Takenobu, Z. S. Liu, and Y. Iwasa pp 5729–5732 DOI: 10.1021/ja993881m

Synthesis and Characterization of Imidazolate-Bridged Dinuclear Complexes as Active Site Models of Cu,Zn-SOD Hideki Ohtsu, Yuichi Shimazaki, Akira Odani, Osamu Yamauchi, Wasuke Mori, Shinobu Itoh, and Shunichi Fukuzumi pp 5733–5741 DOI: 10.1021/ja994050j Supporting Info

X-ray Absorption Spectroscopic Studies on Light-Induced Excited Spin State Trapping of an Fe(II) Complex Jey-Jau Lee, Hwo-shuenn Sheu, Chi-Rung Lee, Jin-Ming Chen, Jyh-Fu Lee, Chih-Chieh Wang, Chun-Hsun Huang, and Yu Wang pp 5742–5747 DOI: 10.1021/ja9943290 Supporting Info

“N-Fused Porphyrin”:  A New Tetrapyrrolic Porphyrinoid with a Fused Tri-pentacyclic Ring Hiroyuki Furuta, Tomoya Ishizuka, Atsuhiro Osuka, and Takuji Ogawa pp 5748–5757 DOI: 10.1021/ja000148i Supporting Info

Synthesis, Structure, and Bonding of d0/fn Metallacarboranes Incorporating the η7-Carboranyl Ligand Kwoli Chui, Qingchuan Yang, Thomas C. W. Mak, Wai Han Lam, Zhenyang Lin, and Zuowei Xie pp 5758–5764 DOI: 10.1021/ja000188m Supporting Info

Synthesis, Electronic Structure, and Novel Reactivity of Strained, Boron-Bridged [1]Ferrocenophanes Andrea Berenbaum, Holger Braunschweig, Regina Dirk, Ulli Englert, Jennifer C. Green, Frieder Jäkle, Alan J. Lough, and Ian Manners pp 5765–5774 DOI: 10.1021/ja000311+ Supporting Info

A Systematic K-edge X-ray Absorption Spectroscopic Study of Cu(III) Sites Jennifer L. DuBois, Pulakesh Mukherjee, T. D. P. Stack, Britt Hedman, Edward I. Solomon, and Keith O. Hodgson pp 5775–5787 DOI: 10.1021/ja993134p Supporting Info

Self-Assembly of Conjugated Polymers at the Air/Water Interface. Structure and Properties of Langmuir and Langmuir−Blodgett Films of Amphiphilic Regioregular Polythiophenes Niels Reitzel, Daniel R. Greve, Kristian Kjaer, Paul B. Howes, Manikandan Jayaraman, Steve Savoy, Richard D. McCullough, John T. McDevitt, and Thomas Bjørnholm pp 5788–5800 DOI: 10.1021/ja9924501

A Three-State Nonadiabatic Model for Intramolecular Electronic Energy Transfer (IEET) in 9-Anthryl-1‘-naphthylalkanes Studied by Molecular Mechanics/Valence Bond Dynamics Franck Jolibois, Michael J. Bearpark, Stéphane Klein, Massimo Olivucci, and Michael A. Robb pp 5801–5810 DOI: 10.1021/ja992717w Supporting Info

Influence of Side Chain Restriction and NH···π Interaction on the β-Turn Folding Modes of Dipeptides Incorporating Phenylalanine Cyclohexane Derivatives Ana I. Jiménez, Carlos Cativiela, Jesús Gómez-Catalán, Juan J. Pérez, André Aubry, Miguel París, and Michel Marraud pp 5811–5821 DOI: 10.1021/ja993568k Supporting Info

Unexpected Differences in the Dynamics and in the Nuclear and Electronic Relaxation Properties of the Isoelectronic [EuII(DTPA)(H2O)]3- and [GdIII(DTPA)(H2O)]2- Complexes (DTPA = Diethylenetriamine Pentaacetate)1 Sabine Seibig, Éva Tóth, and André E. Merbach pp 5822–5830 DOI: 10.1021/ja9937829 Supporting Info

Fabrication and Transport Properties of Single-Molecule-Thick Electrochemical Junctions Eric W. Wong, Charles P. Collier, Martin Běhloradský, Françisco M. Raymo, J. Fraser Stoddart, and James R. Heath pp 5831–5840 DOI: 10.1021/ja993890v

Adsorption and Desorption Behavior of an Anionic Pyrene Chromophore in Sequentially Deposited Polyelectrolyte-Dye Thin Films Concetta Tedeschi, Frank Caruso, Helmuth Möhwald, and Stefan Kirstein pp 5841–5848 DOI: 10.1021/ja994029i

Photochemistry of 1H-Benzotriazole in Aqueous Solution:  A Photolatent Base Hong Wang, Clemens Burda, Gaby Persy, and Jakob Wirz pp 5849–5855 DOI: 10.1021/ja994464c

The Microwave Spectrum, Structure, and Ring-Puckering of the Cyclic Dipeptide Diketopiperazine Fiona L. Bettens, Ryan P. A. Bettens, Ronald D. Brown, and Peter D. Godfrey pp 5856–5860 DOI: 10.1021/ja000042n Supporting Info

Formation of Anti-Bredt Olefins from Bridgehead Carbene Precursors:  A Computational Study C. Michael Geise and Christopher M. Hadad pp 5861–5865 DOI: 10.1021/ja000295g Supporting Info

Ground- and Excited-State Surfaces for the [2+2]-Photocycloaddition of α,β-Enones to Alkenes Sarah Wilsey, Leticia González, Michael A. Robb, and K. N. Houk pp 5866–5876 DOI: 10.1021/ja0006595 Supporting Info

A Ruthenium-Catalyzed Hydrative Cyclization and [4 + 2] Cycloaddition of Yne-enones Barry M. Trost, Rebecca E. Brown, and F. Dean Toste pp 5877–5878 DOI: 10.1021/ja000314m Supporting Info

Strong Luminescence of Solubilized Carbon Nanotubes Jason E. Riggs, Zhixin Guo, David L. Carroll, and Ya-Ping Sun pp 5879–5880 DOI: 10.1021/ja9942282 Supporting Info

Highly Efficient Complexations of a Porphyrin Dimer with Remarkably Small Differences between Nucleosides and Nucleotides/The Predominance of Stacking Interactions for Nucleic Acid Components Mallena Sirish and Hans-Jörg Schneider pp 5881–5882 DOI: 10.1021/ja000208k

Intermolecular 31P−15N and 31P−1H Scalar Couplings Across Hydrogen Bonds Formed between a Protein and a Nucleotide Masaki Mishima, Minoru Hatanaka, Shigeyuki Yokoyama, Takahisa Ikegami, Markus Wälchli, Yutaka Ito, and Masahiro Shirakawa pp 5883–5884 DOI: 10.1021/ja000005w Supporting Info

Two-Dimensional Conjugated Polymer Assemblies:  Interchain Spacing for Control of Photophysics D. Tyler McQuade, Jinsang Kim, and Timothy M. Swager pp 5885–5886 DOI: 10.1021/ja000553+ Supporting Info

Compaction during Protein Folding Studied by Real-Time NMR Diffusion Experiments Jochen Balbach pp 5887–5888 DOI: 10.1021/ja994514d

Theory, Spectroscopy, and Crystallographic Analysis of S-Nitrosothiols:  Conformational Distribution Dictates Spectroscopic Behavior Michael D. Bartberger, K. N. Houk, Steven C. Powell, Joseph D. Mannion, Kenneth Y. Lo, Jonathan S. Stamler, and Eric J. Toone pp 5889–5890 DOI: 10.1021/ja994476y

An All-Hydrocarbon Cross-Linking System for Enhancing the Helicity and Metabolic Stability of Peptides Christian E. Schafmeister, Julia Po, and Gregory L. Verdine pp 5891–5892 DOI: 10.1021/ja000563a Supporting Info

Modulation of DNA-Mediated Hole-Transport Efficiency by Changing Superexchange Electronic Interaction Kazuhiko Nakatani, Chikara Dohno, and Isao Saito pp 5893–5894 DOI: 10.1021/ja994113y Supporting Info

Giant Vesicle Formation through Self-Assembly of Complementary Random Copolymers Faysal Ilhan, Trent H. Galow, Mark Gray, Gilles Clavier, and Vincent M. Rotello pp 5895–5896 DOI: 10.1021/ja0011966 Supporting Info

Stereochemical Probes of Intramolecular C−H Insertion Reactions of Iron-Carbene Complexes Shingo Ishii, Shikai Zhao, and Paul Helquist pp 5897–5898 DOI: 10.1021/ja000239f Supporting Info

β-Effects of Silicon in Directing Fragmentation of β-Silylcycloalkanone Radical Cations Jih Ru Hwu, Shui-Sheng Shiao, and Shwu-Chen Tsay pp 5899–5900 DOI: 10.1021/ja992720f Supporting Info

High-Resolution in Vivo Footprinting of a Protein−DNA Complex Using γ-Radiation Lori M. Ottinger and Thomas D. Tullius pp 5901–5902 DOI: 10.1021/ja000285f

Analytical Chemistry of Aerosols Edited by Kvetoslav Rudolf Spurny (Schmallenberg, Germany). CRC Press:  Boca Raton. 1999. xiv + 486 pp. $69.95. ISBN 1-56670-040-X. John W. Birks p 5903 DOI: 10.1021/ja004700f

Advances in Dendritic Macromolecules. Volume 4 Edited by George R. Newkome (University of South Florida). JAI Press:  Greenwich, CT. 1999. x + 207 pp. $109.50. ISBN 0-7623-0347-6. Harry W. Gibson p 5903 DOI: 10.1021/ja995749s

Advances in Amino Acid Mimetics and Peptidomimetics. Volume 2 Edited by Andrew Abell (University of Canterbury). JAI Press:  Stamford, CT. 1999. xii + 308 pp. $120.50. ISBN 0-7623-0614-9. Spencer Knapp p 5903 DOI: 10.1021/ja9957837

Chemometrics:  Statistics and Computer Application in Analytical Chemistry By Matthias Otto (Freiberg University of Mining and Technology). Wiley-VCH:  Weinheim. 1999. $69.95. 307 pp. ISBN 3-527-29628-X. Barry Lavine pp 5903–5904 DOI: 10.1021/ja995724t

Transition Metal Catalysed Reactions Edited by Shun-ichi Murahashi (Osaka University) and Stephen G. Davies (Oxford). Blackwell Science:  Oxford. 1999. 497 pp. £99.50. ISBN 0-632-05126-4. Mark Lautens p 5904 DOI: 10.1021/ja995780u

Issue 25

Naphthalene- and Perylene-Based Linkers for the Stabilization of Hairpin Triplexes Susan Bevers, Susan Schutte, and Larry W. McLaughlin pp 5905–5915 DOI: 10.1021/ja0001714

Extraction of Thermodynamic Data from Ternary Diffusion Coefficients. Use of Precision Diffusion Measurements for Aqueous Lysozyme Chloride−NaCl at 25 °C To Determine the Change of Lysozyme Chloride Chemical Potential with Increasing NaCl Concentration Well into the Supersaturated Region Onofrio Annunziata, Luigi Paduano, Arne J. Pearlstein, Donald G. Miller, and John G. Albright pp 5916–5928 DOI: 10.1021/ja993871l

Kinetics and Mechanism of Controlled Free-Radical Polymerization of Styrene and n-Butyl Acrylate in the Presence of an Acyclic β-Phosphonylated Nitroxide Didier Benoit, Sandra Grimaldi, Sophie Robin, Jean-Pierre Finet, Paul Tordo, and Yves Gnanou pp 5929–5939 DOI: 10.1021/ja991735a

Structural Effects on Intermolecular Electron Transfer Reactivity Stephen F. Nelsen, Dwight A. Trieber, II, Mark A. Nagy, Asgeir Konradsson, DeWayne T. Halfen, Kathryn A. Splan, and Jack R. Pladziewicz pp 5940–5946 DOI: 10.1021/ja993573o Supporting Info

Palladium-Catalyzed Enantioselective Synthesis of Carbanucleosides Barry M. Trost, Robert Madsen, Simon D. Guile, and Brian Brown pp 5947–5956 DOI: 10.1021/ja9938837 Supporting Info

Crystallization Temperature-Dependent Crystal Orientations within Nanoscale Confined Lamellae of a Self-Assembled Crystalline−Amorphous Diblock Copolymer Lei Zhu, Stephen Z. D. Cheng, Bret H. Calhoun, Qing Ge, Roderic P. Quirk, Edwin L. Thomas, Benjamin S. Hsiao, Fengji Yeh, and Bernard Lotz pp 5957–5967 DOI: 10.1021/ja000275e

Dynamic Kinetic Asymmetric Transformation of Diene Monoepoxides:  A Practical Asymmetric Synthesis of Vinylglycinol, Vigabatrin, and Ethambutol Barry M. Trost, Richard C. Bunt, Rémy C. Lemoine, and Trevor L. Calkins pp 5968–5976 DOI: 10.1021/ja000547d Supporting Info

Zr-Catalyzed Olefin Alkylations and Allylic Substitution Reactions with Electrophiles Judith de Armas, Stanley P. Kolis, and Amir H. Hoveyda pp 5977–5983 DOI: 10.1021/ja000693j Supporting Info

Allylic Oxidation of Cyclohexene and Indene by cis-[RuIV(bpy)2(py)(O)]2+ Laura K. Stultz, My Hang V. Huynh, Robert A. Binstead, Maria Curry, and Thomas J. Meyer pp 5984–5996 DOI: 10.1021/ja991722x Supporting Info

Molecular Dynamics Simulations of PNA·DNA and PNA·RNA Duplexes in Aqueous Solution Robert Soliva, Edward Sherer, F. Javier Luque, Charles A. Laughton, and Modesto Orozco pp 5997–6008 DOI: 10.1021/ja000259h

Determination of the Relative Orientation of the Two Halves of the Domain-Swapped Dimer of Cyanovirin-N in Solution Using Dipolar Couplings and Rigid Body Minimization Carole A. Bewley and G. Marius Clore pp 6009–6016 DOI: 10.1021/ja000858o

Absolute Reactivity of the 4-Methoxycumyl Cation in Non-Acid Zeolites Melanie A. O'Neill, Frances L. Cozens, and Norman P. Schepp pp 6017–6027 DOI: 10.1021/ja993619d Supporting Info

Orientation and Motion of Interlamellar Water:  An Infrared and NMR Investigation of Water in the Galleries of Layered Cd0.75PS3K0.5(H2O)y Narayanaswamy Arun, Sukumaran Vasudevan, and Krishna Venkatachala Ramanathan pp 6028–6038 DOI: 10.1021/ja991357+

Binary Iron−Dinitrogen Compounds Synthesized by Co-deposition of Mass-Selected Fe, Fe2, and Fe3 with N2 T. L. Haslett, S. Fedrigo, K. Bosnick, M. Moskovits, H. A. Duarte, and D. Salahub pp 6039–6044 DOI: 10.1021/ja993911l

How Strong Is the GalliumGallium Triple Bond? Theoretical Compliance Matrices as a Probe for Intrinsic Bond Strengths Jörg Grunenberg and Norman Goldberg pp 6045–6047 DOI: 10.1021/ja994148y

Formation Mechanism of the Ga13 Keggin Ion:  A Combined EXAFS and NMR Study Laurent J. Michot, Emmanuelle Montargès-Pelletier, Bruno S. Lartiges, Jean-Baptiste d'Espinose de la Caillerie, and Valérie Briois pp 6048–6056 DOI: 10.1021/ja9941429

An Interpretation of Small-Ion Effects on the Electrostatics of the λ Repressor DNA Complex Nancy L. Marky and Gerald S. Manning pp 6057–6066 DOI: 10.1021/ja9942437

A Theoretical Determination of the Low-lying Electronic States of the p-Benzosemiquinone Radical Anion Rosendo Pou-Amérigo, Luis Serrano-Andrés, Manuela Merchán, Enrique Ortí, and Niclas Forsberg pp 6067–6077 DOI: 10.1021/ja994402m

Origins of the Loss of Concertedness in Pericyclic Reactions:  Theoretical Prediction and Direct Observation of Stepwise Mechanisms in [3 + 2] Thermal Cycloadditions Silvia Vivanco, Begoña Lecea, Ana Arrieta, Pilar Prieto, Iñaki Morao, Anthony Linden, and Fernando P. Cossío pp 6078–6092 DOI: 10.1021/ja9945360 Supporting Info

Application of NMR Based Binding Assays to Identify Key Hydroxy Groups for Intermolecular Recognition Martin Vogtherr and Thomas Peters pp 6093–6099 DOI: 10.1021/ja0001916

Noble Gas−Metal Chemical Bonds. Microwave Spectra, Geometries, and Nuclear Quadrupole Coupling Constants of Ar−AuCl and Kr−AuCl Corey J. Evans, Alberto Lesarri, and Michael C. L. Gerry pp 6100–6105 DOI: 10.1021/ja000874l Supporting Info

The Effect of Solvent in the Reaction of Cp2ZrH{(μ-H)2BC4H8} with B(C6F5)3:  Formation of [HB(C6F5)3]- Salts of the Unsupported Hydrogen-Bridged Cation [(μ-H){Cp2Zr(μ-H)2BC4H8}2]+ and the Cation [Cp2Zr(OEt2)(OEt)]+ Fu-Chen Liu, Jianping Liu, Edward A. Meyers, and Sheldon G. Shore pp 6106–6107 DOI: 10.1021/ja001056w Supporting Info

Arene-Bridged Diuranium Complexes:  Inverted Sandwiches Supported by δ Backbonding Paula L. Diaconescu, Polly L. Arnold, Thomas A. Baker, Daniel J. Mindiola, and Christopher C. Cummins pp 6108–6109 DOI: 10.1021/ja994484e Supporting Info

((DABCO)·ZnGe(HPO4)3:  The First Zinco−Germanophosphate with a Unique Asymmetric Cage Jianmin Li, Yanxiong Ke, Yugen Zhang, Gaofei He, Zheng Jiang, Masayoshi Nishiura, and Tsuneo Imamoto pp 6110–6111 DOI: 10.1021/ja000107m Supporting Info

Monolayer of a Na+-Selective Fluoroionophore on Glass:  Connecting the Fields of Monolayers and Optical Detection of Metal Ions Niels J. van der Veen, Simon Flink, Menno A. Deij, Richard J. M. Egberink, Frank C. J. M. van Veggel, and David N. Reinhoudt pp 6112–6113 DOI: 10.1021/ja000713h Supporting Info

Computer-Assisted Scanning of Ligand Interactions:  Analysis of the Fructose 1,6-Bisphosphatase−AMP Complex Using Free Energy Calculations Mark D. Erion, Paul D. van Poelje, and M. Rami Reddy pp 6114–6115 DOI: 10.1021/ja000651v Supporting Info

A Novel [5+2] Cycloaddition Reaction Using a Dicobalt Acetylene Complex Keiji Tanino, Tadashi Shimizu, Motoki Miyama, and Isao Kuwajima pp 6116–6117 DOI: 10.1021/ja001003e Supporting Info

Dual Specificity of the Pyrimidine Analogue, 4-Methylpyridin-2-one, in DNA Replication Ichiro Hirao, Takashi Ohtsuki, Tsuneo Mitsui, and Shigeyuki Yokoyama pp 6118–6119 DOI: 10.1021/ja993291o Supporting Info

α-Acetoxysulfones as “Chiral Aldehyde” Equivalents Barry M. Trost, Matthew L. Crawley, and Chul Bom Lee pp 6120–6121 DOI: 10.1021/ja000627h Supporting Info

Identification of Active Site Cysteine Residues that Function as General Bases:  Diaminopimelate Epimerase Carolyn W. Koo, Andrew Sutherland, John C. Vederas, and John S. Blanchard pp 6122–6123 DOI: 10.1021/ja001193t

A Highly Stereoselective Synthesis of the Landomycin A Hexasaccharide Unit William R. Roush and Chad E. Bennett pp 6124–6125 DOI: 10.1021/ja000743k Supporting Info

Mapping Protein−Protein Interactions in the Bacteriophage T4 DNA Polymerase Holoenzyme Using a Novel Trifunctional Photo-cross-linking and Affinity Reagent Stephen C. Alley, Faoud T. Ishmael, A. Daniel Jones, and Stephen J. Benkovic pp 6126–6127 DOI: 10.1021/ja000591t

Laser Flash Photolysis Kinetic Studies of α-Methoxy-β-phosphatoxyalkyl Radical Heterolysis Reactions:  A Method for Alkoxyalkyl Radical Cation Detection Martin Newcomb, Neil Miranda, Xianhai Huang, and David Crich pp 6128–6129 DOI: 10.1021/ja000763m Supporting Info

A Kinetically Inert Proton on a Metal−Metal Bond in [{(η5-C5H3)2(SiMe2)2}Ru2(CO)4(μ-H)]+ that Promotes Reactions with Amines Maxim V. Ovchinnikov and Robert J. Angelici pp 6130–6131 DOI: 10.1021/ja000883u

The First Structural and Mechanistic Insights for Class D β-Lactamases:  Evidence for a Novel Catalytic Process for Turnover of β-Lactam Antibiotics Dasantila Golemi, Laurent Maveyraud, Sergei Vakulenko, Samuel Tranier, Akihiro Ishiwata, Lakshmi P. Kotra, Jean-Pierre Samama, and Shahriar Mobashery pp 6132–6133 DOI: 10.1021/ja0013881 Supporting Info

Hexagonal Packing of Oligo(m-phenylene ethynylene)s in the Solid State:  Helical Nanotubules Matthew J. Mio, Ryan B. Prince, and Jeffrey S. MooreChristian Kuebel and David C. Martin pp 6134–6135 DOI: 10.1021/ja000380o Supporting Info

HIV-1 Integrase Inhibitor Interactions at the Active Site:  Prediction of Binding Modes Unaffected by Crystal Packing Christoph A. Sotriffer, Haihong Ni, and J. Andrew McCammon pp 6136–6137 DOI: 10.1021/ja001152x Supporting Info

Ruthenium-Catalyzed Intramolecular [5 + 2] Cycloadditions. [J. Am. Chem. Soc. 2000, 122, 2379]. Barry M. Trost, F. Dean Toste, and H. Shen p 6138 DOI: 10.1021/ja0046517

Interfacial Electrochemistry. Theory, Experiment, and Application Edited by Andrzej Wieckowski (University of Illinois-Urbana-Champaign). Marcel Dekker:  New York. 1999. xviii + 966 pp. $235.00. ISBN 0-8247-6000-X. W. Ronald Fawcett p 6138 DOI: 10.1021/ja004720h

Issue 26

Dendrimers Functionalized with a Single Fluorescent Dansyl Group Attached “Off Center”:  Synthesis and Photophysical Studies Claudia M. Cardona, Julio Alvarez, Angel E. Kaifer, Tracy Donovan McCarley, Siddharth Pandey, Gary A. Baker, Neil J. Bonzagni, and Frank V. Bright pp 6139–6144 DOI: 10.1021/ja000949l

Destruction of Vitamin B1 by Benzaldehyde. Reactivity of Intermediates in the Fragmentation of N1‘-Benzyl-2-(1-hydroxybenzyl)thiamin Ronald Kluger and Ian F. Moore pp 6145–6150 DOI: 10.1021/ja000194i

A Highly Stereoselective Total Synthesis of Hispidospermidin:  Derivation of a Pharmacophore Model Alison J. Frontier, Subharekha Raghavan, and Samuel J. Danishefsky pp 6151–6159 DOI: 10.1021/ja9944960 Supporting Info

A Fully Synthetic Route to the Neurotrophic Illicinones:  Syntheses of Tricycloillicinone and Bicycloillicinone Aldehyde Thomas R. R. Pettus, Masayuki Inoue, Xiao-Tao Chen, and Samuel J. Danishefsky pp 6160–6168 DOI: 10.1021/ja000521m Supporting Info

Monitoring the Kinetics of Ion-Dependent Protein Folding by Time-Resolved NMR Spectroscopy at Atomic Resolution Till Kühn and Harald Schwalbe pp 6169–6174 DOI: 10.1021/ja994212b Supporting Info

Hierarchical Growth of Chiral Self-Assembled Structures in Protic Media L. Brunsveld, H. Zhang, M. Glasbeek, J. A. J. M. Vekemans, and E. W. Meijer pp 6175–6182 DOI: 10.1021/ja0005237 Supporting Info

Calix[6]arenes and Zinc:  Biomimetic Receptors for Neutral Molecules Olivier Sénèque, Marie-Noëlle Rager, Michel Giorgi, and Olivia Reinaud pp 6183–6189 DOI: 10.1021/ja000185+ Supporting Info

The NMR Structure of a DNA Dodecamer in an Aqueous Dilute Liquid Crystalline Phase Nico Tjandra, Shin-ichi Tate, Akira Ono, Masatsune Kainosho, and Ad Bax pp 6190–6200 DOI: 10.1021/ja000324n Supporting Info

A Macrobicyclic Receptor with Versatile Recognition Properties:  Simultaneous Binding of an Ion Pair and Selective Complexation of Dimethylsulfoxide Martin J. Deetz, Maoyu Shang, and Bradley D. Smith pp 6201–6207 DOI: 10.1021/ja994487r Supporting Info

Reactions of Chromium(VI/V/IV) with Bis(O-ethyl-l-cysteinato-N,S)zinc(II):  A Model for the Action of Carcinogenic Chromium on Zinc-Finger Proteins1 Aviva Levina, Angela M. Bailey, Guillaume Champion, and Peter A. Lay pp 6208–6216 DOI: 10.1021/ja9944047 Supporting Info

Effect of Chiral Cavities Associated with Molecularly Imprinted Platinum Centers on the Selectivity of Ligand-Exchange Reactions at Platinum Nicole M. Brunkan and Michel R. Gagné pp 6217–6225 DOI: 10.1021/ja000462c Supporting Info

Linear Tricobalt Compounds with Di(2-pyridyl)amide (dpa) Ligands:  Temperature Dependence of the Structural and Magnetic Properties of Symmetrical and Unsymmetrical Forms of Co3(dpa)4Cl2 in the Solid State Rodolphe Clérac, F. Albert Cotton, Lee M. Daniels, Kim R. Dunbar, Kristin Kirschbaum, Carlos A. Murillo, A. Alan Pinkerton, Arthur J. Schultz, and Xiaoping Wang pp 6226–6236 DOI: 10.1021/ja000515q Supporting Info

Transformations of Ruddlesden−Popper Oxides to New Layered Perovskite Oxides by Metathesis Reactions J. Gopalakrishnan, T. Sivakumar, K. Ramesha, V. Thangadurai, and G. N. Subbanna pp 6237–6241 DOI: 10.1021/ja9914644 Supporting Info

Temperature Dependence of Fusion and Fragmentation Kinetics of Triton X-100 Micelles Yahya Rharbi, Mei Li, Mitchell A. Winnik, and Kenneth G. Hahn, Jr. pp 6242–6251 DOI: 10.1021/ja9942585

Heterosupramolecular Chemistry:  Recognition Initiated and Inhibited Silver Nanocrystal Aggregation by Pseudorotaxane Assembly Declan Ryan, S. Nagaraja Rao, Håkan Rensmo, Donald Fitzmaurice, Jon A. Preece, Sabine Wenger, J. Fraser Stoddart, and Nelsi Zaccheroni pp 6252–6257 DOI: 10.1021/ja0002621 Supporting Info

The Acidity of Uracil from the Gas Phase to Solution:  The Coalescence of the N1 and N3 Sites and Implications for Biological Glycosylation Mary Ann Kurinovich and Jeehiun K. Lee pp 6258–6262 DOI: 10.1021/ja000549y Supporting Info

Chemical Control of Superparamagnetic Properties of Magnesium and Cobalt Spinel Ferrite Nanoparticles through Atomic Level Magnetic Couplings Chao Liu, Bingsuo Zou, Adam J. Rondinone, and Z. John Zhang pp 6263–6267 DOI: 10.1021/ja000784g

Determination of ψ Torsion Angle Restraints from 3J(Cα,Cα) and 3J(Cα,HN) Coupling Constants in Proteins Mirko Hennig, Wolfgang Bermel, Harald Schwalbe, and Christian Griesinger pp 6268–6277 DOI: 10.1021/ja9928834 Supporting Info

Frequency Shifts in the Hydrogen-Bonded OH Stretch in Halide−Water Clusters. The Importance of Charge Transfer Ward H. Thompson and James T. Hynes pp 6278–6286 DOI: 10.1021/ja993058q

Spectroscopy and Electrochemistry of Ruthenium-Modified Nucleic Acids:  Design of a Novel Metal-Binding Nucleoside Jeffrey J. Rack, Elizabeth S. Krider, and Thomas J. Meade pp 6287–6288 DOI: 10.1021/ja9939643 Supporting Info

Prediction of a Metastable Helium Compound:  HHeF Ming Wah Wong pp 6289–6290 DOI: 10.1021/ja9938175 Supporting Info

Diastereo- and Enantioselective Allylation of Substituted Nitroalkanes Barry M. Trost and Jean-Philippe Surivet pp 6291–6292 DOI: 10.1021/ja001062s Supporting Info

Solvothermal Synthesis of a Stable Coordination Polymer with Copper-I−Copper-II Dimer Units:  [Cu4{1,4-C6H4(COO)2}3(4,4‘-bipy)2]n Samuel M-F. Lo, Stephen S-Y. Chui, Lai-Yung Shek, Zhenyang Lin, Xi Xiang Zhang, Ge-hei Wen, and Ian D. Williams pp 6293–6294 DOI: 10.1021/ja000416c Supporting Info

Catalytic Molecularly Imprinted Polymers Using Conventional Bulk Polymerization or Suspension Polymerization:  Selective Hydrolysis of Diphenyl Carbonate and Diphenyl Carbamate Alexander G. Strikovsky, Dirk Kasper, Michael Grün, Bernard S. Green, Jiri Hradil, and Günter Wulff pp 6295–6296 DOI: 10.1021/ja994269y Supporting Info

Transition State Stereoelectronics in Alkene Epoxidations by Fluorinated Dioxiranes Alan Armstrong, Ilyas Washington, and K. N. Houk pp 6297–6298 DOI: 10.1021/ja000237v Supporting Info

Direct Observation of Disrotatory Ring-Opening in Photoexcited Cyclobutene Using ab Initio Molecular Dynamics M. Ben-Nun and Todd J. Martínez pp 6299–6300 DOI: 10.1021/ja9943896 Supporting Info

Photodissociation of 1-Methylimidazole Ligand in Ferric Low-Spin Iron Porphyrin Junji Teraoka and Masakazu Nakamoto pp 6301–6302 DOI: 10.1021/ja993411s

Microcontact-Printing Chemical Patterns with Flat Stamps Matthias Geissler, André Bernard, Alexander Bietsch, Heinz Schmid, Bruno Michel, and Emmanuel Delamarche pp 6303–6304 DOI: 10.1021/ja000476i

The DNA-Mediated Formation of Supramolecular Mono- and Multilayered Nanoparticle Structures T. Andrew Taton, Robert C. Mucic, Chad A. Mirkin, and Robert L. Letsinger pp 6305–6306 DOI: 10.1021/ja0007962

Switching of Cation Selectivity toward Na+ and K+ by a New Type of pH-Responsive 16-Crown-5 in a Countercurrent Double Uphill Transport System Yohji Nakatsuji, Kohji Kita, Hirofumi Inoue, Wanbin Zhang, Toshiyuki Kida, and Isao Ikeda pp 6307–6308 DOI: 10.1021/ja0004229 Supporting Info

Site Selective Formation of Thymine Glycol-Containing Oligodeoxynucleotides by Oxidation with Osmium Tetroxide and Bipyridine-Tethered Oligonucleotide Kazuhiko Nakatani, Shinya Hagihara, Shinsuke Sando, Hiroshi Miyazaki, Kazuhito Tanabe, and Isao Saito pp 6309–6310 DOI: 10.1021/ja0004478 Supporting Info

Ship-in-a-Bottle Synthesis of Otherwise Labile Cyclic Trimers of Siloxanes in a Self-Assembled Coordination Cage Michito Yoshizawa, Takahiro Kusukawa, Makoto Fujita, and Kentaro Yamaguchi pp 6311–6312 DOI: 10.1021/ja000779c Supporting Info

Mechanism of DNA Strand Scission Induced by (1,10-Phenanthroline)copper Complex:  Major Direct DNA Cleavage Is Not through 1‘,2‘-Dehydronucleotide Intermediate nor β-Elimination of Forming Ribonolactone Takanori Oyoshi and Hiroshi Sugiyama pp 6313–6314 DOI: 10.1021/ja9919130 Supporting Info

Reaction of Vinyl Chloride with a Prototypical Metallocene Catalyst:  Stoichiometric Insertion and β-Cl Elimination Reactions with rac-(EBI)ZrMe+ and Catalytic Dechlorination/Oligomerization to Oligopropylene by rac-(EBI)ZrMe2/MAO Robert A. Stockland, Jr. and Richard F. Jordan pp 6315–6316 DOI: 10.1021/ja000939k Supporting Info

Reactions of Hexatriynes with Permethyltitanocene and -zirconocene Complexes: First NMR Observation of a Metallocene Sliding along a Polyyne Chain Paul-Michael Pellny, Vladimir V. Burlakov, Perdita Arndt, Wolfgang Baumann, Anke Spannenberg, and Uwe Rosenthal pp 6317–6318 DOI: 10.1021/ja994393h Supporting Info

Ruthenium-Catalyzed Reconstructive Synthesis of Cyclopentenones by Unusual Coupling of Cyclobutenediones with Alkenes Involving Carbon−Carbon Bond Cleavage Teruyuki Kondo, Ayako Nakamura, Takumi Okada, Nobuyoshi Suzuki, Kenji Wada, and Take-aki Mitsudo pp 6319–6320 DOI: 10.1021/ja000238n Supporting Info

C−H Bond Activation of Hydrocarbon Segments in Complex Organic Molecules:  Total Synthesis of the Antimitotic Rhazinilam James A. Johnson and Dalibor Sames pp 6321–6322 DOI: 10.1021/ja0003223 Supporting Info

A Practical, Large Scale Synthesis of the Corannulene System Andrzej Sygula and Peter W. Rabideau pp 6323–6324 DOI: 10.1021/ja0011461 Supporting Info

A New Method of in Situ Activation for a Novel Class of DNA Alkylating Agents:  Tunable Metal Cation Complexation and Activation Dale L. Boger, Scott E. Wolkenberg, and Christopher W. Boyce pp 6325–6326 DOI: 10.1021/ja000653f Supporting Info

Asymmetric Reissert-type Reaction Promoted by Bifunctional Catalyst Masahiro Takamura, Ken Funabashi, Motomu Kanai, and Masakatsu Shibasaki pp 6327–6328 DOI: 10.1021/ja0010352 Supporting Info

An Enantiomerically Pure Tetracoordinate Boron Compound:  Stereochemistry of Substitution Reactions at the Chirogenic Boron Atom Tsuneo Imamoto and Hideaki Morishita pp 6329–6330 DOI: 10.1021/ja0011764 Supporting Info

A Structural Model of the Type 1 Copper Protein Active Site:  N2S(thiolate)S(thioether) Ligation in a Cu(II) Complex Patrick L. Holland and William B. Tolman pp 6331–6332 DOI: 10.1021/ja001328v Supporting Info

Double-Strand DNA Cleavage by Copper·Prodigiosin Matt S. Melvin, John T. Tomlinson, Gilda R. Saluta, Gregory L. Kucera, Neils Lindquist, and Richard A. Manderville pp 6333–6334 DOI: 10.1021/ja0000798 Supporting Info

Tri-9-anthrylborane and Its Derivatives:  New Boron-Containing π-Electron Systems with Divergently Extended π-Conjugation through Boron Shigehiro Yamaguchi, Seiji Akiyama, and Kohei Tamao pp 6335–6336 DOI: 10.1021/ja994522u Supporting Info

Copper-Triggered β-Hairpin Formation:  Initiation Site for Azurin Folding? Irina Pozdnyakova, Jesse Guidry, and Pernilla Wittung-Stafshede pp 6337–6338 DOI: 10.1021/ja0011010

Theory and Applications of Quantum Molecular Dynamics By John. Z. H. Zhang (New York University). World Scientific:  Singapore, New Jersey, London, and Hong Kong. 1999. xiv + 366 pp. $58.00. ISBN 981-02-3388-4. Tucker Carrington, Jr. p 6339 DOI: 10.1021/ja995698z

Electroanalytical Chemistry. Vol. 21 Edited by Allen J. Bard (University of Texas) and Israel Rubinstein (Weizmann Institute). Marcel Dekker:  New York and Basel. 1999. xiv + 349 pp. $175.00. ISBN 0-8247-7399-3. Henry S. White p 6339 DOI: 10.1021/ja9957736

Applications of Hydrogen Peroxide and Derivatives By C. W. Jones (formerly of Solvay Interox R&D, Widnes, UK). Royal Society of Chemistry:  Cambridge. 1999. X + 264 pp. £59.50. ISBN 0-85404-536-8. Pat Dussault pp 6339–6340 DOI: 10.1021/ja995804x

The Effects of UV Radiation in the Marine Environment. Cambridge Environmental Chemistry Series 10 Edited by Stephen de Mora (IAEA Marine Environment Laboratory, Monaco), Serge Demers (ISMER, Rimouski, Québec), and Maria Vernet (University of California, Davis). Cambridge University Press:  Cambridge. 2000. x + 324 pp. $80.00. ISBN 0-521-63218-8. p 6340 DOI: 10.1021/ja0047370

Extraction Methods in Organic Analysis Edited by Alan J. Handley (LGC, Runcorn). Sheffield Academic Press:  Sheffield, England and CRC Press:  Boca Raton, FL. 1999. xii +308 pp. $125.00. ISBN 0-8493-974005. William E. Artz p 6340 DOI: 10.1021/ja995767+

Molecular Structure Description. The Electrotopological State By Lemont B. Kier (Virginia Commonwealth University) and Lowell H. Hall (Eastern Nazarene College). Academic Press:  San Diego. 1999. xx + 245 pp. $99.95. ISBN 0-12-406555-4. Robert S. Pearlman p 6340 DOI: 10.1021/ja995771l

Issue 27

Special Three-Page Communications Allen J. Bard p 6341 DOI: 10.1021/ja004698s

Recognition of the Minor Groove of DNA by Hairpin Polyamides Containing α-Substituted-β-Amino Acids Paul E. Floreancig, Susanne E. Swalley, John W. Trauger, and Peter B. Dervan pp 6342–6350 DOI: 10.1021/ja000509u Supporting Info

Kinetic Studies of Migratory Insertion Reactions at the (1,3-Bis(diphenylphosphino)propane)Pd(II) Center and Their Relationship to the Alternating Copolymerization of Ethylene and Carbon Monoxide C. Scott Shultz, John Ledford, Joseph M. DeSimone, and Maurice Brookhart pp 6351–6356 DOI: 10.1021/ja994251n Supporting Info

Probing the Reactivity of Solid Supports via Hammett Relationships Samuel W. Gerritz, Ryan P. Trump, and William J. Zuercher pp 6357–6363 DOI: 10.1021/ja9943187 Supporting Info

Optical Switching of Ion−Dipole Interactions in a Gramicidin Channel Analogue Vitali Borisenko, Darcy C. Burns, Zhihua Zhang, and G. Andrew Woolley pp 6364–6370 DOI: 10.1021/ja000736w

Do Nonplanar Porphyrins Have Red-Shifted Electronic Spectra? A DFT/SCI Study and Reinvestigation of a Recent Proposal Andreas B. J. Parusel, Tebikie Wondimagegn, and Abhik Ghosh pp 6371–6374 DOI: 10.1021/ja000757q

A First-Principles Quantum Chemical Study of Coenzyme F430:  Interplay of Skeletal Stereoisomerism and Conformation in the Stabilization of Nickel(I) Tebikie Wondimagegn and Abhik Ghosh pp 6375–6381 DOI: 10.1021/ja000648b Supporting Info

Total Synthesis of Distamycin A and 2640 Analogues:  A Solution-Phase Combinatorial Approach to the Discovery of New, Bioactive DNA Binding Agents and Development of a Rapid, High-Throughput Screen for Determining Relative DNA Binding Affinity or DNA Binding Sequence Selectivity Dale L. Boger, Brian E. Fink, and Michael P. Hedrick pp 6382–6394 DOI: 10.1021/ja994192d Supporting Info

Anomalous CD/UV Exciton Splitting of a Binaphthyl Derivative:  The Case of 2,2‘-Diiodo-1,1‘-binaphthalene Lorenzo Di Bari, Gennaro Pescitelli, Fabio Marchetti, and Piero Salvadori pp 6395–6398 DOI: 10.1021/ja000114a Supporting Info

Steric Control of Reactivity of Non-Heme μ-Hydroxo Diiron(II) Complexes with Oxygen:  Isolation of a Strongly Coupled μ-Oxo Fe(II)Fe(III) Dimer Sonha C. Payne and Karl S. Hagen pp 6399–6410 DOI: 10.1021/ja991885l Supporting Info

Hydrolysis of β-Lactam Antibiotics Catalyzed by Dinuclear Zinc(II) Complexes:  Functional Mimics of Metallo-β-lactamases Natalia V. Kaminskaia, Bernhard Spingler, and Stephen J. Lippard pp 6411–6422 DOI: 10.1021/ja993704l Supporting Info

Highly Regioselective [2 + 2 + 2] Cycloaddition of Terminal Alkynes Catalyzed by η6-Arene Complexes of Titanium Supported by Dimethylsilyl-Bridged p-tert-Butyl Calix[4]arene Ligand Oleg V. Ozerov, Brian O. Patrick, and Folami T. Ladipo pp 6423–6431 DOI: 10.1021/ja994543o Supporting Info

Preparation of AgBr Quantum Dots via Electroporation of Vesicles N. Mariano Correa, Hongguang Zhang, and Zoltan A. Schelly pp 6432–6434 DOI: 10.1021/ja000073i

2-Deoxy-β-d-ribofuranosylamine:  Quantum Mechanical Calculations of Molecular Structure and NMR Spin−Spin Coupling Constants in Nitrogen-Containing Saccharides Francis Cloran, Yuping Zhu, John Osborn, Ian Carmichael, and Anthony S. Serianni pp 6435–6448 DOI: 10.1021/ja994544g

The Nature of the Transition Metal−Carbonyl Bond and the Question about the Valence Orbitals of Transition Metals. A Bond-Energy Decomposition Analysis of TM(CO)6q (TMq = Hf2-, Ta-, W, Re+, Os2+, Ir3+) Axel Diefenbach, F. Matthias Bickelhaupt, and Gernot Frenking pp 6449–6458 DOI: 10.1021/ja000663g Supporting Info

Controlling Catalytic Activity of a Polyion Scaffold on an Electrode via Microemulsion Composition Christopher K. Njue and James F. Rusling pp 6459–6463 DOI: 10.1021/ja000855b Supporting Info

Partitioning of Alkane and Alcohol Solutes between Water and (Dry or Wet) 1-Octanol Bin Chen and J. Ilja Siepmann pp 6464–6467 DOI: 10.1021/ja001120+

A DFT and 59Co Solid-State NMR Study of the Chemical Shielding Property and Electronic Interaction in the Metalloporphyrin System Xiao-Ping Xu and Steve C. F. Au-Yeung pp 6468–6475 DOI: 10.1021/ja9911723

A Density Functional Study of Ethene Hydrogenation Reactions Catalyzed by Titanocene Complexes Jung-Goo Lee, Ho Young Jeong, Young Hoon Ko, Jee Hwan Jang, and Hosull Lee pp 6476–6487 DOI: 10.1021/ja991799l

Patterned Hexagonal Arrays of Living Cells in Sol−Gel Silica Films Shinye Chia, Jun Urano, Fuyuhiko Tamanoi, Bruce Dunn, and Jeffrey I. Zink pp 6488–6489 DOI: 10.1021/ja0011515

Rh-Catalyzed Enyne Cycloisomerization Ping Cao, Bin Wang, and Xumu Zhang pp 6490–6491 DOI: 10.1021/ja994220s Supporting Info

Cytomimetic Modeling in Which One Phospholipid Liposome Chemically Attacks Another Fredric M. Menger and Vladimir A. Azov pp 6492–6493 DOI: 10.1021/ja000504x Supporting Info

Interruption and Time-Resolution of Catalysis by a Flavoenzyme Using Fast Scan Protein Film Voltammetry Anne K. Jones, Raúl Camba, Graeme A. Reid, Stephen K. Chapman, and Fraser A. Armstrong pp 6494–6495 DOI: 10.1021/ja000848n Supporting Info

Formation of Carbon−Nitrogen Bonds via a Novel Radical Azidation Process Cyril Ollivier and Philippe Renaud pp 6496–6497 DOI: 10.1021/ja000673h Supporting Info

Dynamic Processes in cis Dihydrogen/Hydride Complexes of Ruthenium D. Michael Heinekey, Heather Mellows, and Tom Pratum pp 6498–6499 DOI: 10.1021/ja993952h

The First Optically Active BINOL−BINAP Copolymer Catalyst:  Highly Stereoselective Tandem Asymmetric Reactions Hong-Bin Yu, Qiao-Sheng Hu, and Lin Pu pp 6500–6501 DOI: 10.1021/ja000778k Supporting Info

New Construction of Ortho Ring-Alkylated Phenols via Generation and Reaction of Assorted o-Quinone Methides Ryan W. Van De Water, Derek J. Magdziak, Jennifer N. Chau, and Thomas R. R. Pettus pp 6502–6503 DOI: 10.1021/ja994209s Supporting Info

Novel Synthesis of High-Quality MCM-48 Silica Abdelhamid Sayari pp 6504–6505 DOI: 10.1021/ja0005946

Stable, Storable, and Reusable Asymmetric Catalyst:  A Novel La-linked-BINOL Complex for the Catalytic Asymmetric Michael Reaction Yun Sik Kim, Shigeki Matsunaga, Jagattaran Das, Akihiro Sekine, Takashi Ohshima, and Masakatsu Shibasaki pp 6506–6507 DOI: 10.1021/ja001036u Supporting Info

Stereochemical Deuterium Labeling as Mechanistic Probe for Differentiating the Singlet- and Triplet-Diradical Spin States in the Rearrangement of the 2-Spiroepoxy-1,3-cyclopentanediyl to Oxetanes Manabu Abe, Waldemar Adam, Yasunori Ino, and Masatomo Nojima pp 6508–6509 DOI: 10.1021/ja000656s Supporting Info

Asymmetric Hydrogenation of Amino Ketones Using Chiral RuCl2(diphophine)(1,2-diamine) Complexes Takeshi Ohkuma, Dai Ishii, Hiroshi Takeno, and Ryoji Noyori pp 6510–6511 DOI: 10.1021/ja001098k Supporting Info

Minor Groove Hydration Is Critical to the Stability of DNA Duplexes Tao Lan and Larry W. McLaughlin pp 6512–6513 DOI: 10.1021/ja000686v Supporting Info

Tyrosine-385 Is Critical for Acetylation of Cyclooxygenase-2 by Aspirin G. Phillip Hochgesang, Jr., Scott W. Rowlinson, and Lawrence J. Marnett pp 6514–6515 DOI: 10.1021/ja0003932

Nitric Oxide Addition to the Ferrous Nitrosyl Porphyrins Fe(P)(NO) Gives trans-Fe(P)(NO)2 in Low-Temperature Solutions Ivan Lorković and Peter C. Ford pp 6516–6517 DOI: 10.1021/ja000308q Supporting Info

Pyrrole-Terminated Diaminobutane (DAB) Dendrimer Monolayers on Gold:  Oligomerization of Peripheral Groups and Adhesion Promotion of Poly(pyrrole) Films Charles O. Noble, IV and Robin L. McCarley pp 6518–6519 DOI: 10.1021/ja0010610 Supporting Info

Spectroscopic Evidence in Support of the Molecular Orbital Confinement Concept:  Case of Anthracene Incorporated in Zeolites Francisco Márquez, Hermenegildo García, Emilio Palomares, Lorenzo Fernández, and Avelino Corma pp 6520–6521 DOI: 10.1021/ja0003066

Asymmetric Catalysis with Libraries of Palladium β-Turn Phosphine Complexes Scott R. Gilbertson, Scott E. Collibee, and Anton Agarkov pp 6522–6523 DOI: 10.1021/ja992306f Supporting Info

Development of a Safe Gene Delivery System Using Biodegradable Polymer, Poly[α-(4-aminobutyl)-l-glycolic acid] Yong-beom Lim, Chang-hwan Kim, Kwan Kim, Sung Wan Kim, and Jong-sang Park pp 6524–6525 DOI: 10.1021/ja001033h Supporting Info

Demonstration of Germacrene A as an Intermediate in 5-Epi-aristolochene Synthase Catalysis [J. Am. Chem. Soc. 2000, 122, 1861−1866]. Kathleen A. Rising, Courtney M. Starks, Joseph P. Noel, and Joseph Chappell p 6526 DOI: 10.1021/ja004652z

Essays in Biochemistry. Metalloproteins Edited by D. P. Ballou (University of Michigan). Princeton University Press:  Princeton, NJ. 1999. xx + 216 pp. $29.95. ISBN 0-691-05048-1. p 6526 DOI: 10.1021/ja004745g

Practical Process Research & Development By Neal G. Anderson (Process Solutions L.L.C., Nicasio, CA). Academic Press:  San Diego. 2000. xxiv + 354 pp. $89.95. ISBN 0-12-059475-7. p 6526 DOI: 10.1021/ja0047469

Spectroscopy of Superconducting Materials. ACS Symposium Series 730 Edited by Eric Faulques (University of Nantes). American Chemical Society:  Washington, DC (Distrubuted by Oxford University Press). 1999. x + 310 pp. $120.00. ISBN 0-8412-3609-7. p 6526 DOI: 10.1021/ja004750k

Issue 28

Transition-State Analysis for Depurination of DNA by Ricin A-Chain Xiang-Yang Chen, Paul J. Berti, and Vern L. Schramm pp 6527–6534 DOI: 10.1021/ja992751a Supporting Info

Sequential Energy and Electron Transfer in an Artificial Reaction Center:  Formation of a Long-Lived Charge-Separated State C. Luo, D. M. Guldi, H. Imahori, K. Tamaki, and Y. Sakata pp 6535–6551 DOI: 10.1021/ja993959z

Nanometer-Scale Smectic Ordering of Genetically Engineered Rodlike Polymers:  Synthesis and Characterization of Monodisperse Derivatives of Poly(γ-benzyl α,l-glutamate) Seungju M. Yu, Carissa M. Soto, and David A. Tirrell pp 6552–6559 DOI: 10.1021/ja000465p

How Is the Active Site of Enolase Organized To Catalyze Two Different Reaction Steps? Haiyan Liu, Yingkai Zhang, and Weitao Yang pp 6560–6570 DOI: 10.1021/ja9936619

Electron Transfer Tunneling Pathways in Bovine Heart Cytochrome c Oxidase Dmitry M. Medvedev, Iraj Daizadeh, and Alexei A. Stuchebrukhov pp 6571–6582 DOI: 10.1021/ja0000706

Theoretical and Experimental Study on Ion-Pair Formation and Partitioning of Organic Salts in Octanol/Water and Dichloromethane/Water Systems Peter I. Nagy and Krisztina Takács-Novák pp 6583–6593 DOI: 10.1021/ja000355i

Thermal Racemization of Substituted Indolinobenzospiropyrans:  Evidence of Competing Polar and Nonpolar Mechanisms Susan Swansburg, Erwin Buncel, and Robert P. Lemieux pp 6594–6600 DOI: 10.1021/ja0001613

Water-Soluble Ruthenium Alkylidenes:  Synthesis, Characterization, and Application to Olefin Metathesis in Protic Solvents David M. Lynn, Bernhard Mohr, Robert H. Grubbs, Lawrence M. Henling, and Michael W. Day pp 6601–6609 DOI: 10.1021/ja0003167 Supporting Info

Allylic Alcohols via Catalytic Asymmetric Epoxide Rearrangement Mikael J. Södergren, Sophie K. Bertilsson, and Pher G. Andersson pp 6610–6618 DOI: 10.1021/ja000545t

Synthesis and Optical Properties of Novel Unsymmetrical Conjugated Dendrimers Zhonghua Peng, Yongchun Pan, Bubin Xu, and Jianheng Zhang pp 6619–6623 DOI: 10.1021/ja0006907

Studies on the Narciclasine Alkaloids:  Total Synthesis of (+)-Narciclasine and (+)-Pancratistatin James H. Rigby, Umar S. M. Maharoof, and Mary E. Mateo pp 6624–6628 DOI: 10.1021/ja000930i Supporting Info

α-RuCl3/Polymer Nanocomposites:  The First Group of Intercalative Nanocomposites with Transition Metal Halides Lei Wang, Melissa Rocci-Lane, Paul Brazis, Carl R. Kannewurf, Young-Il Kim, Woo Lee, Jin-Ho Choy, and Mercouri G Kanatzidis pp 6629–6640 DOI: 10.1021/ja9944610

Evidence for the Participation of Two Distinct Reactive Intermediates in Iron(III) Porphyrin Complex-Catalyzed Epoxidation Reactions Wonwoo Nam, Mi Hee Lim, Ha Jin Lee, and Cheal Kim pp 6641–6647 DOI: 10.1021/ja000289k Supporting Info

Photoinduced Ferrimagnetic Systems in Prussian Blue Analogues CIxCo4[Fe(CN)6]y (CI = Alkali Cation). 1. Conditions to Observe the Phenomenon Anne Bleuzen, Claire Lomenech, Virginie Escax, Françoise Villain, François Varret, Christophe Cartier dit Moulin, and Michel Verdaguer pp 6648–6652 DOI: 10.1021/ja000348u Supporting Info

Photoinduced Ferrimagnetic Systems in Prussian Blue Analogues CIxCo4[Fe(CN)6]y (CI = Alkali Cation). 2. X-ray Absorption Spectroscopy of the Metastable State Christophe Cartier dit Moulin, Françoise Villain, Anne Bleuzen, Marie-Anne Arrio, Philippe Sainctavit, Claire Lomenech, Virginie Escax, François Baudelet, Elizabeth Dartyge, Jean-Jacques Gallet, and Michel Verdaguer pp 6653–6658 DOI: 10.1021/ja000349m

Multiple-Quantum 1H MAS NMR Studies of Defect Sites in As-Made All-Silica ZSM-12 Zeolite Daniel F. Shantz, Jörn Schmedt auf der Günne, Hubert Koller, and Raul F. Lobo pp 6659–6663 DOI: 10.1021/ja000374s

Expansion of the Porous Solid Na2Zn3[Fe(CN)6]2·9H2O:  Enhanced Ion-Exchange Capacity in Na2Zn3[Re6Se8(CN)6]2·24H2O Miriam V. Bennett, Matthew P. Shores, Laurance G. Beauvais, and Jeffrey R. Long pp 6664–6668 DOI: 10.1021/ja000593d Supporting Info

Transition Metal-Catalyzed Formation of Phosphorus−Boron Bonds:  A New Route to Phosphinoborane Rings, Chains, and Macromolecules Hendrik Dorn, Ryan A. Singh, Jason A. Massey, James M. Nelson, Cory A. Jaska, Alan J. Lough, and Ian Manners pp 6669–6678 DOI: 10.1021/ja000732r Supporting Info

Nickel(II) meso-Tetraphenyl-Homoporphyrins, -secochlorins, and -chlorophin:  Control of Redox Chemistry by Macrocycle Rigidity Colin J. Campbell, James F. Rusling, and Christian Brückner pp 6679–6685 DOI: 10.1021/ja000749+ Supporting Info

Mechanistic Studies of Pd(II)−α-Diimine-Catalyzed Olefin Polymerizations1 Daniel J. Tempel, Lynda K. Johnson, R. Leigh Huff, Peter S. White, and Maurice Brookhart pp 6686–6700 DOI: 10.1021/ja000893v Supporting Info

Nonlinear Optical Properties and Crystalline Orientation of 2-Methyl-4-nitroaniline Layers Grown on Nanostructured Poly(tetrafluoroethylene) Substrates R. Vallée, P. Damman, M. Dosière, E. Toussaere, and J. Zyss pp 6701–6709 DOI: 10.1021/ja991894u

Theoretical Study of the Water-Assisted Aminolysis of β-Lactams:  Implications for the Reaction between Human Serum Albumin and Penicillins Natalia Díaz, Dimas Suárez, and Tomás L. Sordo pp 6710–6719 DOI: 10.1021/ja993547q Supporting Info

Femtosecond Dynamics of a Simple Merocyanine Dye:  Does Deprotonation Compete with Isomerization? C. Burda, M. H. Abdel-Kader, S. Link, and M. A. El-Sayed pp 6720–6726 DOI: 10.1021/ja993940w

Oxidation of Methyl(phenyl)silyleneSynthesis of a Dioxasilirane Holger Bornemann and Wolfram Sander pp 6727–6734 DOI: 10.1021/ja000192y

A Hydrocarbon Hexaradical with Three Localized 1,3-Cyclopentanediyl Triplet Diradicals Linked by 1,3,5-Trimethylenebenzene as Ferromagnetic Coupler:  Synthesis of the Azoalkane Precursor, Photochemical Generation of the Polyradical, and EPR Characterization of Its Septet-Spin Ground State Waldemar Adam, Martin Baumgarten, and Wiebke Maas pp 6735–6738 DOI: 10.1021/ja0003369

Computational Studies of Aliphatic Alcohol Acidity Robert Damrauer pp 6739–6745 DOI: 10.1021/ja000678e Supporting Info

Synthesis and Electronic Structure Investigations of α,ω-Bis(arylthio)oligothiophenes:  Toward Understanding Wire-Linker Interactions in Molecular-Scale Electronic Materials Robin G. Hicks and Matthew B. Nodwell pp 6746–6753 DOI: 10.1021/ja000752t

Origins of Nonperfect Synchronization in the Lowest-Energy Path of Identity Proton Transfer Reactions Leading to Delocalized Anions:  A VBSCF Study1 Nathan Harris, Wu Wei, William H. Saunders, Jr., and Sason Shaik pp 6754–6758 DOI: 10.1021/ja001032p Supporting Info

Self-catalysis by Catechols and Quinones during Heterogeneous Electron Transfer at Carbon Electrodes Stacy H. DuVall and Richard L. McCreery pp 6759–6764 DOI: 10.1021/ja000227u Supporting Info

A Tyrosine-to-Threonine Mutation Converts Cycloartenol Synthase to an Oxidosqualene Cyclase that Forms Lanosterol as Its Major Product Jennifer B. R. Herrera, William K. Wilson, and Seiichi P. T. Matsuda pp 6765–6766 DOI: 10.1021/ja0013226 Supporting Info

Uridine-Conjugated Ferrocene DNA Oligonucleotides:  Unexpected Cyclization Reaction of the Uridine Base C. J. Yu, Handy Yowanto, Yanjian Wan, Thomas J. Meade, Yoochul Chong, Michael Strong, Leslee H. Donilon, Jon Faiz Kayyem, Michael Gozin, and Gary F. Blackburn pp 6767–6768 DOI: 10.1021/ja994241m Supporting Info

An Effective Fluorescent Chemosensor for Mercury Ions Luca Prodi, Carlotta Bargossi, Marco Montalti, Nelsi Zaccheroni, Ning Su, Jerald S. Bradshaw, Reed M. Izatt, and Paul B. Savage pp 6769–6770 DOI: 10.1021/ja0006292 Supporting Info

Rhodium(I)-Catalyzed Asymmetric Intramolecular Pauson−Khand-Type Reaction Nakcheol Jeong, Byung Kee Sung, and Yoon Kyung Choi pp 6771–6772 DOI: 10.1021/ja0007049 Supporting Info

meso-Unsubstituted Porphyrinogens and Hexaphyrinogens:  The First X-ray Characterization Hidemitsu Uno, Takashi Inoue, Yumiko Fumoto, Motoo Shiro, and Noboru Ono pp 6773–6774 DOI: 10.1021/ja000482e Supporting Info

Diverse Reactivity Manifolds of Alkynyl Enone- and Alkynyl Enal-Derived Nickelacycles:  Discovery of Nickel-Promoted [3+2] and [2+1] Cycloadditions Sanjoy K. Chowdhury, Kande K. D. Amarasinghe, Mary Jane Heeg, and John Montgomery pp 6775–6776 DOI: 10.1021/ja0012624 Supporting Info

Ruthenium Assisted Reversible Proton Transfer from an Aromatic Carbon to a Hydride Andrew J. Toner, Stephan Gründemann, Eric Clot, Hans-Heinrich Limbach, Bruno Donnadieu, Sylviane Sabo-Etienne, and Bruno Chaudret pp 6777–6778 DOI: 10.1021/ja9943997 Supporting Info

NMR Determination of Sugar Puckers in Nucleic Acids from CSA−Dipolar Cross-Correlated Relaxation Jérôme Boisbouvier, Bernhard Brutscher, Arthur Pardi, Dominique Marion, and Jean-Pierre Simorre pp 6779–6780 DOI: 10.1021/ja000976b Supporting Info

On the Role of cis,trans-(t-Bu3SiGeCl)3 in the Reaction of GeCl2·Dioxane with Tri-tert-butylsilylsodium:  Evidence for Existence of Digermanylsodium t-Bu3SiGe(Cl)2Ge(Cl)(Na)Sit-Bu3 and Digermene t-Bu3Si(Cl)GeGe(Cl)Sit-Bu3 Masaaki Ichinohe, Hiroshi Sekiyama, Norihisa Fukaya, and Akira Sekiguchi pp 6781–6782 DOI: 10.1021/ja000057l Supporting Info

Deuterium Migration in {(1,4,7-Triazacyclononane)Rh(alkyl)D[P(OMe)3]}+. Evidence for Mobility of Rhodium along Linear Alkane Chains in Inferred Rhodium−Alkane Complexes Thomas C. Flood, Kevin E. Janak, Masanori Iimura, and Hongshi Zhen pp 6783–6784 DOI: 10.1021/ja000104+

Novel Rearrangements of Enynes Catalyzed by PtCl2 Alois Fürstner, Hauke Szillat, and Frank Stelzer pp 6785–6786 DOI: 10.1021/ja001034+ Supporting Info

Asymmetric Cyclization of Achiral Olefinic Organolithiums Controlled by a Stereogenic Lithium:  Intramolecular Carbolithiation in the Presence of (−)-Sparteine William F. Bailey and Michael J. Mealy pp 6787–6788 DOI: 10.1021/ja000471l Supporting Info

Enantioselective Synthesis of 3-Substituted Indolines by Asymmetric Intramolecular Carbolithiation in the Presence of (−)-Sparteine Gema Sanz Gil and Ulrich M. Groth pp 6789–6790 DOI: 10.1021/ja0012164 Supporting Info

The New skew and the Established cis and gem Regioselectivities in the Ene Reaction of Trisubstituted Olefins:  Comparison of the Singlet Oxygen, Triazolinedione, and Nitrosoarene Enophiles Waldemar Adam, Nils Bottke, and Oliver Krebs pp 6791–6792 DOI: 10.1021/ja994523m Supporting Info

Photophysical Properties Changes Caused by Hypercoordination of Organosilicon Compounds:  From Trianthrylfluorosilane to Trianthryldifluorosilicate Shigehiro Yamaguchi, Seiji Akiyama, and Kohei Tamao pp 6793–6794 DOI: 10.1021/ja001042q Supporting Info

Effect of Macromolecular Isomerism on the Photomodulation of Dendrimer Properties Sheng Li and Dominic V. McGrath pp 6795–6796 DOI: 10.1021/ja0015085 Supporting Info

Synthesis of β-Alkyl Cyclopentanones in High Enantiomeric Excess via Copper-Catalyzed Asymmetric Conjugate Reduction Yasunori Moritani, Daniel H. Appella, Valdas Jurkauskas, and Stephen L. Buchwald pp 6797–6798 DOI: 10.1021/ja0009525 Supporting Info

Potent and Selective Mechanism-Based Inhibition of Gelatinases Stephen Brown, M. Margarida Bernardo, Zhi-Hong Li, Lakshmi P. Kotra, Yasuhiro Tanaka, Rafael Fridman, and Shahriar Mobashery pp 6799–6800 DOI: 10.1021/ja001461n Supporting Info

Toroidal Droplet Formation in Polymer-Dispersed Liquid Crystal Films Gerald H. Springer and Daniel A. Higgins pp 6801–6802 DOI: 10.1021/ja001617j

A General Enzymatic Method for the Synthesis of Natural and “Unnatural” UDP- and TDP-Nucleotide Sugars Jiqing Jiang, John B. Biggins, and Jon S. Thorson pp 6803–6804 DOI: 10.1021/ja001444y Supporting Info

A Mutant Human IscU Protein Contains a Stable [2Fe−2S]2+ Center of Possible Functional Significance Matthew W. Foster, Sheref S. Mansy, Jungwon Hwang, James E. Penner-Hahn, Kristene K. Surerus, and J. A. Cowan pp 6805–6806 DOI: 10.1021/ja000800+ Supporting Info

Enantiomerically Pure Cyclohexenones by Fe-Mediated Carbonylation of Alkenyl Cyclopropanes Douglass F. Taber, Kazuo Kanai, Qin Jiang, and Gina Bui pp 6807–6808 DOI: 10.1021/ja994155m Supporting Info

Issue 29

Discovery of a Highly Selective and Efficient Reagent for Formation of Intramolecular Disulfide Bonds in Peptides Tiesheng Shi and Dallas L. Rabenstein pp 6809–6815 DOI: 10.1021/ja0008618 Supporting Info

Mutational Studies on Triterpene Synthases:  Engineering Lupeol Synthase into β-Amyrin Synthase Tetsuo Kushiro, Masaaki Shibuya, Kazuo Masuda, and Yutaka Ebizuka pp 6816–6824 DOI: 10.1021/ja0010709

Remote cis−syn-Thymine [2 + 2] Dimers Are Not Repaired by Radical Cations Migrating in Duplex DNA Anthony K. Dotse, Edna K. Boone, and Gary B. Schuster pp 6825–6833 DOI: 10.1021/ja994028q Supporting Info

Silver(I)−Polynitrile Network Solids for Anion Exchange:  Anion-Induced Transformation of Supramolecular Structure in the Crystalline State Kil Sik Min and Myunghyun Paik Suh pp 6834–6840 DOI: 10.1021/ja000642m Supporting Info

Solution Structure of a Nonpolar, Non-Hydrogen-Bonded Base Pair Surrogate in DNA Kevin M. Guckian, Thomas R. Krugh, and Eric T. Kool pp 6841–6847 DOI: 10.1021/ja994164v

Structural Basis for Reaction Mechanism and Drug Delivery System of Chromoprotein Antitumor Antibiotic C-1027 Yasushi Okuno, Takashi Iwashita, and Yukio Sugiura pp 6848–6854 DOI: 10.1021/ja994323a Supporting Info

Syntheses of Amphiphilic Diblock Copolymers Containing a Conjugated Block and Their Self-Assembling Properties Hengbin Wang, H. Hau Wang, Volker. S. Urban, Kenneth C. Littrell, P. Thiyagarajan, and Luping Yu pp 6855–6861 DOI: 10.1021/ja0010812

Hexacarbonyldiplatinum(I). Synthesis, Spectroscopy, and Density Functional Calculation of the First Homoleptic, Dinuclear Platinum(I) Carbonyl Cation, [{Pt(CO)3}2]2+, Formed in Concentrated Sulfuric Acid Qiang Xu, Brian T. Heaton, Chacko Jacob, Koichi Mogi, Yuichi Ichihashi, Yoshie Souma, Kan Kanamori, and Taro Eguchi pp 6862–6870 DOI: 10.1021/ja000716u

Porous Siloxane Linked Phenylacetylene Nitrile Silver Salts from Solid State Dimerization and Low Polymerization Y.-H. Kiang, Geoffrey B. Gardner, Stephen Lee, and Zhengtao Xu pp 6871–6883 DOI: 10.1021/ja0009119 Supporting Info

Evidence for the Formation of Gas-Phase Inclusion Complexes with Cyclodextrins and Amino Acids Javier Ramirez, Seonghee Ahn, Gabriela Grigorean, and Carlito B. Lebrilla pp 6884–6890 DOI: 10.1021/ja000717m

Molecular Dynamics Study of Oligonucleotides Containing Difluorotoluene Elena Cubero, Charles A. Laughton, F. Javier Luque, and Modesto Orozco pp 6891–6899 DOI: 10.1021/ja000117n Supporting Info

Peptide Ribonucleic Acids (PRNA). 2. A Novel Strategy for Active Control of DNA Recognition through Borate Ester Formation Takehiko Wada, Narutoshi Minamimoto, Yoshiaki Inaki, and Yoshihisa Inoue pp 6900–6910 DOI: 10.1021/ja9935456 Supporting Info

Nitration and Nitrosation by Peroxynitrite:  Role of CO2 and Evidence for Common Intermediates Rao M. Uppu, Giuseppe L. Squadrito, Rachel M. Bolzan, and William A. Pryor pp 6911–6916 DOI: 10.1021/ja000270h

Structural, Vibrational, and Electronic Characteristics of Enyne Macrocycles as a Function of Ring Strain Sara Eisler, Robert McDonald, Glen R. Loppnow, and Rik R. Tykwinski pp 6917–6928 DOI: 10.1021/ja000617g Supporting Info

Polymer-Supported (Salen)Mn Catalysts for Asymmetric Epoxidation:  A Comparison between Soluble and Insoluble Matrices Thomas S. Reger and Kim D. Janda pp 6929–6934 DOI: 10.1021/ja000692r

A Rationally Designed Prototype of a Molecular Motor T. Ross Kelly, Richard A. Silva, Harshani De Silva, Serge Jasmin, and Yajun Zhao pp 6935–6949 DOI: 10.1021/ja001048f Supporting Info

Nickel-Catalyzed Preparation of Bicyclic Heterocycles:  Total Synthesis of (+)-Allopumiliotoxin 267A, (+)-Allopumiliotoxin 339A, and (+)-Allopumiliotoxin 339B Xiao-Qing Tang and John Montgomery pp 6950–6954 DOI: 10.1021/ja001440t Supporting Info

Synthesis and Structure of a Neutral SiAl14 Cluster Andreas Purath, Carsten Dohmeier, Achim Ecker, Ralf Köppe, Harald Krautscheid, Hansgeorg Schnöckel, Reinhart Ahlrichs, Carsten Stoermer, Jochen Friedrich, and Peter Jutzi pp 6955–6959 DOI: 10.1021/ja991890p Supporting Info

Stabilization of Electron-Dense Palladium−Hydrido Complexes in Solid-State Hydrides Malin Olofsson-Mårtensson, Ulrich Häussermann, John Tomkinson, and Dag Noréus pp 6960–6970 DOI: 10.1021/ja994089o

Structure and Properties of a New Electride, Rb+(cryptand[2.2.2])e- Qingshan Xie, Rui H. Huang, Andrew S. Ichimura, Richard C. Phillips, William P. Pratt, Jr., and James L. Dye pp 6971–6978 DOI: 10.1021/ja9943445 Supporting Info

Hydrosilylation of Allyl Alcohol with [HSiMe2OSiO1.5]8: Octa(3-hydroxypropyldimethylsiloxy)octasilsesquioxane and Its Octamethacrylate Derivative as Potential Precursors to Hybrid Nanocomposites Chunxin Zhang and Richard M. Laine pp 6979–6988 DOI: 10.1021/ja000318r

A Proton Relay Process as the Mechanism of Activation of the Histamine H3-Receptor Determined by 1H NMR and ab Initio Quantum Mechanical Calculations Jari T. Kovalainen, Johannes A. M. Christiaans, Risto Ropponen, Antti Poso, Mikael Peräkylä, Jouko Vepsäläinen, Reino Laatikainen, and Jukka Gynther pp 6989–6996 DOI: 10.1021/ja993322f Supporting Info

C30 Self-Assembled Monolayers on Silica, Titania, and Zirconia:  HPLC Performance, Atomic Force Microscopy, Ellipsometry, and NMR Studies of Molecular Dynamics and Uniformity of Coverage Matthias Pursch, David L. Vanderhart, Lane C. Sander, Xiaohong Gu, Tinh Nguyen, Stephen A. Wise, and Donald A. Gajewski pp 6997–7011 DOI: 10.1021/ja993705d Supporting Info

Aromatic Heterocycles Containing Arsenic and Sulfur:  The Synthesis of 1,2- and 1,3-Thiaarsole and the Gas-Phase Molecular Structure of 1,2-Thiaarsole Arthur J. Ashe, III, Xinggao Fang, Matthew Schiesher, Alan D. Richardson, and Kenneth Hedberg pp 7012–7016 DOI: 10.1021/ja993924z Supporting Info

Singlet and Triplet Excited States of Emissive, Conjugated Bis(porphyrin) Compounds Probed by Optical and EPR Spectroscopic Methods Renée Shediac, Mike H. B. Gray, H. Tetsuo Uyeda, Robert C. Johnson, Joseph T. Hupp, Paul J. Angiolillo, and Michael J. Therien pp 7017–7033 DOI: 10.1021/ja9939587 Supporting Info

Manganese Incorporation into the Mesoporous Material MCM-41 under Acidic Conditions as Studied by High Field Pulsed EPR and ENDOR Spectroscopies Jingyan Zhang and Daniella Goldfarb pp 7034–7041 DOI: 10.1021/ja994165n

Redox States of Well-Defined π-Conjugated Oligothiophenes Functionalized with Poly(benzyl ether) Dendrons Joke J. Apperloo, René A. J. Janssen, Patrick R. L. Malenfant, Lambertus Groenendaal, and Jean M. J. Fréchet pp 7042–7051 DOI: 10.1021/ja994259x Supporting Info

Spectroscopic Characterization of Spin-Labeled Magnetically Oriented Phospholipid Bilayers by EPR Spectroscopy Michele L. Mangels, Thomas B. Cardon, Alice C. Harper, Kathleen P. Howard, and Gary A. Lorigan pp 7052–7058 DOI: 10.1021/ja000195a

Relative Orientation of Peptide Planes in Proteins Is Reflected in Carbonyl−Carbonyl Chemical Shift Anisotropy Cross-Correlated Spin Relaxation Nikolai R. Skrynnikov, Robert Konrat, D. R. Muhandiram, and Lewis E. Kay pp 7059–7071 DOI: 10.1021/ja0000201 Supporting Info

Hydrogen Sulfide-Induced Desorption/Reorganization of Self-Assembled Monolayers of Alkanethiol and Its Derivatives Yu-Tai Tao, Kannaiyan Pandian, and Wen-Chung Lee pp 7072–7079 DOI: 10.1021/ja000278r

Solid-State QCPMG NMR of Low-γ Quadrupolar Metal Nuclei in Natural Abundance Flemming H. Larsen, Jørgen Skibsted, Hans J. Jakobsen, and Niels Chr. Nielsen pp 7080–7086 DOI: 10.1021/ja0003526

Quantum Chemical Studies of Reactions of the Cyclic Disulfides with the Zinc Finger Domains in the HIV-1 Nucleocapsid Protein (NCp7) Igor A. Topol, Alexander V. Nemukhin, Ming Chao, Lakshmanan K. Iyer, Gregory J. Tawa, and Stanley K. Burt pp 7087–7094 DOI: 10.1021/ja000585x

Selective C−C vs C−H Bond Activation by Rhodium(I) PCP Pincer Complexes. A Computational Study Andreas Sundermann, Olivier Uzan, David Milstein, and Jan M. L. Martin pp 7095–7104 DOI: 10.1021/ja000943w Supporting Info

Conversion of Linear to Rhombic C4 in the Gas Phase:  A Joint Experimental and Theoretical Study Stephen J. Blanksby, Detlef Schröder, Suresh Dua, John H. Bowie, and Helmut Schwarz pp 7105–7113 DOI: 10.1021/ja000951c

Synthesis of Nanocrystalline Bismuth in Reverse Micelles Edward E. Foos, Rhonda M. Stroud, Alan D. Berry, Arthur W. Snow, and J. Paul Armistead pp 7114–7115 DOI: 10.1021/ja001118i Supporting Info

Mesoporous Zeolite Single Crystals Claus J. H. Jacobsen, Claus Madsen, Jindrich Houzvicka, Iver Schmidt, and Anna Carlsson pp 7116–7117 DOI: 10.1021/ja000744c

A Solid State NMR Study of Dynamics in a Hydrated Salivary Peptide Adsorbed to Hydroxyapatite Wendy J. Shaw, Joanna R. Long, Allison A. Campbell, Patrick S. Stayton, and Gary P. Drobny pp 7118–7119 DOI: 10.1021/ja000878q Supporting Info

Novel Mono-alkyl Magnesium Complexes Stabilized by a Bulky β-Diketiminate Ligand:  Structural Characterization of a Coordinatively Unsaturated Trigonal System Vernon C. Gibson, John A. Segal, Andrew J. P. White, and David J. Williams pp 7120–7121 DOI: 10.1021/ja000359n Supporting Info

Highly Regio- and Stereoselective Acylboration of Allenes Catalyzed by Palladium Complexes:  An Efficient Route to a New Class of 2-Acylallylboronates Feng-Yu Yang, Ming-Yuan Wu, and Chien-Hong Cheng pp 7122–7123 DOI: 10.1021/ja001082u Supporting Info

Revised Structure of Squalene-Derived PentaTHF Polyether, Glabrescol, through Its Enantioselective Total Synthesis:  Biogenetically Intriguing Cs vs C2 Symmetric Relationships Yoshiki Morimoto, Toshiyuki Iwai, and Takamasa Kinoshita pp 7124–7125 DOI: 10.1021/ja0007657 Supporting Info

First Observation of Light-Induced Excited Spin State Trapping for an Iron(III) Complex Shinya Hayami, Zhong-ze Gu, Motoo Shiro, Yasuaki Einaga, Akira Fujishima, and Osamu Sato pp 7126–7127 DOI: 10.1021/ja001406e Supporting Info

Imposition of Polarity on a Centrosymmetric Zeolite Host:  The Effect of Fluoride Ions on Template Ordering in Zeolite IFR Ivor Bull, Luis A. Villaescusa, Simon J. Teat, Miguel A. Camblor, Paul A. Wright, Philip Lightfoot, and Russell E. Morris pp 7128–7129 DOI: 10.1021/ja000885e Supporting Info

Contribution of RNA Conformation to the Stability of a High-Affinity RNA−Protein Complex Sarah J. Luchansky, Scott J. Nolan, and Anne M. Baranger pp 7130–7131 DOI: 10.1021/ja000837u Supporting Info

Structural Origins of a Dramatic Variation in Catalyst Efficiency in Enantioselective Alkene Aziridination:  Implications for Design of Ligands Based on Chiral Biaryldiamines Christopher J. Sanders, Kevin M. Gillespie, David Bell, and Peter Scott pp 7132–7133 DOI: 10.1021/ja994353d Supporting Info

Photolysis of Diazirines in the Presence of C60:  A Chemical Probe for Carbene/Diazomethane Partitioning T. Akasaka, M. T. H. Liu, Y. Niino, Y. Maeda, T. Wakahara, M. Okamura, K. Kobayashi, and S. Nagase pp 7134–7135 DOI: 10.1021/ja994242e Supporting Info

Attenuating and Supplanting Nonclassical Stabilization:  Cr(CO)3-Complexed Benzonorbornenyl Cations Dean J. Tantillo, Bruce N. Hietbrink, Craig A. Merlic, and K. N. Houk pp 7136–7137 DOI: 10.1021/ja000621s Supporting Info

Expedient Construction of Multiple Stereogenic Centers in an Acyclic System via the Addition of Aldehydes, Ketones, and Chiral Imines to an Enyne−Titanium Alkoxide Complex Takashi Hamada, Ryo Mizojiri, Hirokazu Urabe, and Fumie Sato pp 7138–7139 DOI: 10.1021/ja001334r Supporting Info

Lead Poisoning and the Inactivation of 5-Aminolevulinate Dehydratase as Modeled by the Tris(2-mercapto-1-phenylimidazolyl)hydroborato Lead Complex, {[TmPh]Pb}[ClO4] Brian M. Bridgewater and Gerard Parkin pp 7140–7141 DOI: 10.1021/ja001530y Supporting Info

First Observation of Photoinduced Nitrosyl Linkage Isomers of Iron Nitrosyl Porphyrins Lin Cheng, Irina Novozhilova, Chris Kim, Andrey Kovalevsky, Kimberly A. Bagley, Philip Coppens, and George B. Richter-Addo pp 7142–7143 DOI: 10.1021/ja001243u Supporting Info

Creation of a Monomeric Ru Species on the Surface of Hydroxyapatite as an Efficient Heterogeneous Catalyst for Aerobic Alcohol Oxidation Kazuya Yamaguchi, Kohsuke Mori, Tomoo Mizugaki, Kohki Ebitani, and Kiyotomi Kaneda pp 7144–7145 DOI: 10.1021/ja001325i Supporting Info

Formation of a Novel Luminescent Form of Gold(I) Phenylthiolate via Self-Assembly and Decomposition of Isonitrilegold(I) Phenylthiolate Complexes Robert E. Bachman, Sheri A. Bodolosky-Bettis, Shana C. Glennon, and Scott A. Sirchio pp 7146–7147 DOI: 10.1021/ja000973z Supporting Info

Halobenzyl Ethers as Protecting Groups for Organic Synthesis Obadiah J. Plante, Stephen L. Buchwald, and Peter H. Seeberger pp 7148–7149 DOI: 10.1021/ja0008665 Supporting Info

Molecular Paneling via Coordination:  Guest-Controlled Assembly of Open Cone and Tetrahedron Structures from Eight Metals and Four Ligands Kazuhiko Umemoto, Kentaro Yamaguchi, and Makoto Fujita pp 7150–7151 DOI: 10.1021/ja001411i Supporting Info

Physical Organic Chemistry of Transition Metal Carbene Complexes. 17.1 Kinetics of the Reactions of (Arylthioalkoxycarbene)pentacarbonyl Complexes of Chromium(0) and Tungsten(0) with Thiolate Ions in Aqueous Acetonitrile:  pKa Values of the Metal-Protonated Tetrahedral Adducts Formed between Carbene Complexes and Thiolate Ion [J. Am. Chem. Soc. 1999, 121, 11384−11394]. Claude F. Bernasconi and Mahammad Ali p 7152 DOI: 10.1021/ja004653r

Computational Molecular Biology. Theoretical and Computational Chemistry Series. Vol. 8 Edited by Jerzy Leszczynski (Jackson State University, Jackson, MS). Elsevier:  Amsterdam and New York. 1999. xvi + 646 pp. $327.50. ISBN 0-444-50030-8. Pavankumar N. V. Petluru p 7152 DOI: 10.1021/ja9958035

Issue 30

Evaluation of Isoprenoid Conformation in Solution and in the Active Site of Protein-Farnesyl Transferase Using Carbon-13 Labeling in Conjunction with Solution- and Solid-State NMR Todd J. Zahn, Markus Eilers, Zhengmao Guo, Mohamad B. Ksebati, Matthew Simon, Jeffrey D. Scholten, Steven O. Smith, and Richard A. Gibbs pp 7153–7164 DOI: 10.1021/ja000860f Supporting Info

Comparison of the Dynamics for Ground-State and Transition-State Structures in the Active Site of Catechol O-Methyltransferase Edmond Y. Lau and Thomas C. Bruice pp 7165–7171 DOI: 10.1021/ja000265d Supporting Info

Bending of DNA upon Binding of Ecteinascidin 743 and Phthalascidin 650 Studied by Unrestrained Molecular Dynamics Simulations Raquel García-Nieto, Ignacio Manzanares, Carmen Cuevas, and Federico Gago pp 7172–7182 DOI: 10.1021/ja000964q Supporting Info

Mechanism of Asymmetric Hydrogenation Catalyzed by a Rhodium Complex of (S,S)-1,2-Bis(tert-butylmethylphosphino)ethane. Dihydride Mechanism of Asymmetric Hydrogenation Ilya D. Gridnev, Natsuka Higashi, Katsuo Asakura, and Tsuneo Imamoto pp 7183–7194 DOI: 10.1021/ja000813n Supporting Info

A Diarylethene with Two Nitronyl Nitroxides:  Photoswitching of Intramolecular Magnetic Interaction Kenji Matsuda and Masahiro Irie pp 7195–7201 DOI: 10.1021/ja000605v Supporting Info

Organic Synthesis Inside Particles in Water:  Lewis Acid−Surfactant-Combined Catalysts for Organic Reactions in Water Using Colloidal Dispersions as Reaction Media Kei Manabe, Yuichiro Mori, Takeshi Wakabayashi, Satoshi Nagayama, and Shū Kobayashi pp 7202–7207 DOI: 10.1021/ja001420r Supporting Info

Metalloenediynes:  Ligand Field Control of Thermal Bergman Cyclization Reactions Pedro J. Benites, Diwan S. Rawat, and Jeffrey M. Zaleski pp 7208–7217 DOI: 10.1021/ja0017918

Quantitative Stereochemical Analysis of a Reagent That Exhibits Asymmetric Amplification, B-Chlorodiisopinocampheylborane (Dip-Cl) Charles W. Moeder, Mark A. Whitener, and John R. Sowa, Jr. pp 7218–7225 DOI: 10.1021/ja000158j Supporting Info

Reactions of Alkyl Azides and Ketones as Mediated by Lewis Acids:  Schmidt and Mannich Reactions Using Azide Precursors Pankaj Desai, Klaas Schildknegt, Konstantinos A. Agrios, Craig Mossman, Gregory L. Milligan, and Jeffrey Aubé pp 7226–7232 DOI: 10.1021/ja000490v Supporting Info

The Stereoselective Synthesis of 4‘-β-Thioribonucleosides via the Pummerer Reaction Takashi Naka, Noriaki Minakawa, Hiroshi Abe, Daisuke Kaga, and Akira Matsuda pp 7233–7243 DOI: 10.1021/ja000541o

Reactivity of C60Cl6 and C60Brn (n = 6, 8) in Solution in the Absence and in the Presence of Electron Donor Molecules Yukihiro Yoshida, Akihiro Otsuka, Olga O. Drozdova, and Gunzi Saito pp 7244–7251 DOI: 10.1021/ja0005744 Supporting Info

Novel Pd(II)- and Pt(II)-Catalyzed Regio- and Stereoselective trans-Hydroarylation of Alkynes by Simple Arenes Chengguo Jia, Wenjun Lu, Juzo Oyamada, Tsugio Kitamura, Kenji Matsuda, Masahiro Irie, and Yuzo Fujiwara pp 7252–7263 DOI: 10.1021/ja0005845 Supporting Info

Designing Ionic Liquids:  Imidazolium Melts with Inert Carborane Anions Anna S. Larsen, John D. Holbrey, Fook S. Tham, and Christopher A. Reed pp 7264–7272 DOI: 10.1021/ja0007511 Supporting Info

Design and Synthesis of Ley-Bearing Glycopeptides that Mimic Cell Surface Ley Mucin Glycoprotein Architecture Peter W. Glunz, Samuel Hintermann, Lawrence J. Williams, Jacob B. Schwarz, Scott D. Kuduk, Valery Kudryashov, Kenneth O. Lloyd, and Samuel J. Danishefsky pp 7273–7279 DOI: 10.1021/ja0011820 Supporting Info

Palladium-Catalyzed Controlled Carbopalladation of Benzyne Eiji Yoshikawa, K. V. Radhakrishnan, and Yoshinori Yamamoto pp 7280–7286 DOI: 10.1021/ja001205a Supporting Info

Luminescent Characterization of Solution Oligomerization Process Mediated Gold−Gold Interactions. DFT Calculations on [Au2Ag2R4L2]n Moieties Eduardo J. Fernández, M. Concepción Gimeno, Antonio Laguna, José M. López-de-Luzuriaga, Miguel Monge, Pekka Pyykkö, and Dage Sundholm pp 7287–7293 DOI: 10.1021/ja9942540 Supporting Info

Mechanism of SN2 Alkylation Reactions of Lithium Organocuprate Clusters with Alkyl Halides and Epoxides. Solvent Effects, BF3 Effects, and Trans-Diaxial Epoxide Opening Seiji Mori, Eiichi Nakamura, and Keiji Morokuma pp 7294–7307 DOI: 10.1021/ja0002060 Supporting Info

Discovering New Oxides Douglas A. Vander Griend, Sylvie Malo, Tony K. Wang, and Kenneth R. Poeppelmeier pp 7308–7311 DOI: 10.1021/ja000963y Supporting Info

The Electronic Spectrum of the Prephenate Dianion. An Experimental and Theoretical (MD/QM) Comparison Adrian E. Roitberg, Sharon E. Worthington, Marcia J. Holden, Martin P. Mayhew, and Morris Krauss pp 7312–7316 DOI: 10.1021/ja9945358

Oxidative Single-Electron Transfer Activation of σ-Bonds in Aliphatic Halogenation Reactions Andrey A. Fokin, Peter R. Schreiner, Pavel A. Gunchenko, Sergey A. Peleshanko, Tat‘yana E. Shubina, Sergey D. Isaev, Pyotr V. Tarasenko, Natalya I. Kulik, Hans-Martin Schiebel, and Alexander G. Yurchenko pp 7317–7326 DOI: 10.1021/ja000193q Supporting Info

EPR Study of the Molecular and Electronic Structure of the Semiquinone Biradical QA-•QB-• in Photosynthetic Reaction Centers from Rhodobacter sphaeroides Rafael Calvo, Edward C. Abresch, Robert Bittl, George Feher, Wulf Hofbauer, Roger A. Isaacson, Wolfgang Lubitz, Melvin Y. Okamura, and Mark L. Paddock pp 7327–7341 DOI: 10.1021/ja000399r

Using Incoming Nucleophile Primary Hydrogen−Deuterium Kinetic Isotope Effects To Model the SN2 Transition State Terry Koerner, Yao-ren Fang, and Kenneth Charles Westaway pp 7342–7350 DOI: 10.1021/ja000441i

Experimental and Theoretical Evaluation of Energetics for Nucleophilic Solvent Participation in the Solvolysis of Tertiary Alkyl Chlorides on the Basis of Gas Phase Bridgehead Carbocation Stabilities Ken'ichi Takeuchi, Masaaki Takasuka, Eiji Shiba, Tomomi Kinoshita, Takao Okazaki, José-Luis M. Abboud, Rafael Notario, and Obis Castaño pp 7351–7357 DOI: 10.1021/ja0004635 Supporting Info

Conformations of Chiral Molecules in Solution:  Ab Initio Vibrational Absorption and Circular Dichroism Studies of 4,4a,5,6,7,8-Hexahydro-4a-methyl-2(3H)-naphthalenone and 3,4,8,8a-Tetrahydro-8a-methyl-1,6(2H,7H)-naphthalenedione A. Aamouche, F. J. Devlin, and P. J. Stephens pp 7358–7367 DOI: 10.1021/ja000522e Supporting Info

Benzohydroxamic Acid−Peroxidase Complexes:  Spectroscopic Characterization of a Novel Heme Spin Species Chiara Indiani, Alessandro Feis, Barry D. Howes, Mario P. Marzocchi, and Giulietta Smulevich pp 7368–7376 DOI: 10.1021/ja000587h

Transition Regions in the Cope Rearrangement of 1,5-Hexadiene and Its Cyano Derivatives Viktor N. Staroverov and Ernest R. Davidson pp 7377–7385 DOI: 10.1021/ja001259k Supporting Info

Catalytic Asymmetric Synthesis of anti-1,2-Diols Wolfgang Notz and Benjamin List pp 7386–7387 DOI: 10.1021/ja001460v Supporting Info

Sequential Two-Electron Transfer from Tetraoxy-Substituted Cyclopropane to Acceptors Akira Oku, Hirosato Takahashi, and Sven M. Asmus pp 7388–7389 DOI: 10.1021/ja992397g Supporting Info

The First Catalytic Sulfoxidation of Saturated Hydrocarbons with SO2/O2 by a Vanadium Species Yasutaka Ishii, Katsuhisa Matsunaka, and Satoshi Sakaguchi pp 7390–7391 DOI: 10.1021/ja000333w Supporting Info

Ab Initio Predictions on Novel Stuffed Polyhedral Boranes Eluvathingal D. Jemmis and Musiri M. Balakrishnarajan pp 7392–7393 DOI: 10.1021/ja001158m Supporting Info

Second-Site NMR Screening with a Spin-Labeled First Ligand Wolfgang Jahnke, Lawrence B. Perez, C. Gregory Paris, André Strauss, Gabriele Fendrich, and Carlo M. Nalin pp 7394–7395 DOI: 10.1021/ja001241+

Ellagitannin Chemistry. The First Total Synthesis of a Dimeric Ellagitannin, Coriariin A Ken S. Feldman and Michael D. Lawlor pp 7396–7397 DOI: 10.1021/ja001013f Supporting Info

Acylamino Chromium Carbene Complexes:  Direct Carbonyl Insertion, Formation of Münchnones, and Trapping with Dipolarophiles Craig A. Merlic, Andreas Baur, and Courtney C. Aldrich pp 7398–7399 DOI: 10.1021/ja9934753 Supporting Info

Catalytic Double Addition of Diazo Compounds to Alkynes:  Synthesis of Functional Conjugated Dienes Jacques Le Paih, Sylvie Dérien, Ismail Özdemir, and Pierre H. Dixneuf pp 7400–7401 DOI: 10.1021/ja000790c Supporting Info

Chemically Mediated Site-Specific Cleavage of Proteins Bixun Wang, Michiel Lodder, Jia Zhou, Teaster T. Baird, Jr., Kathlynn C. Brown, Charles S. Craik, and Sidney M. Hecht pp 7402–7403 DOI: 10.1021/ja0002262 Supporting Info

A Simple Hybrid Cyclyne Consisting of 1,3-Diethynylbenzene and Ether Units:  Synthesis and Novel Ag+-Induced Cyclization Leading to the Perylene Skeleton Formation Yoshihiro Yamaguchi, Shigeya Kobayashi, Tateaki Wakamiya, Yoshio Matsubara, and Zen-ichi Yoshida pp 7404–7405 DOI: 10.1021/ja000822w Supporting Info

A Quantitative Estimation of Carbohydrate-Carbohydrate Interaction Using Clustered Oligosaccharides of Glycolipid Monolayers and of Artificial Glycoconjugate Polymers by Surface Plasmon Resonance Kazunori Matsuura, Hiromoto Kitakouji, Naoki Sawada, Hideharu Ishida, Makoto Kiso, Ken Kitajima, and Kazukiyo Kobayashi pp 7406–7407 DOI: 10.1021/ja000672p

Chemical Modification of Transition Metal Upconversion Properties:  Exchange Enhancement of Ni2+ Upconversion Rates in Ni2+:RbMnCl3 Oliver S. Wenger, Daniel R. Gamelin, and Hans U. Güdel pp 7408–7409 DOI: 10.1021/ja000979o

Structural and Functional Bis(dithiolene)-Molybdenum/Tungsten Active Site Analogues of the Dimethylsulfoxide Reductase Enzyme Family Booyong S. Lim, Kie-Moon Sung, and R. H. Holm pp 7410–7411 DOI: 10.1021/ja001197y Supporting Info

Catalytic Enantioselective Cyanosilylation of Ketones Yoshitaka Hamashima, Motomu Kanai, and Masakatsu Shibasaki pp 7412–7413 DOI: 10.1021/ja001643h Supporting Info

Anti-Markovnikov Olefin Arylation Catalyzed by an Iridium Complex Takaya Matsumoto, Douglas J. Taube, Roy A. Periana, Henry Taube, and Hajime Yoshida pp 7414–7415 DOI: 10.1021/ja0009830 Supporting Info

Total Synthesis of the Teicoplanin Aglycon Dale L. Boger, Seong Heon Kim, Susumu Miyazaki, Harald Strittmatter, Jian-Hui Weng, Yoshiki Mori, Olivier Rogel, Steven L. Castle, and J. Jeffrey McAtee pp 7416–7417 DOI: 10.1021/ja001663j Supporting Info

A “Hot” Perspective on Symmetry Breaking and Vibronic Coupling in cis-1,3,5-Hexatriene R. Arjan Rijkenberg, Dick Bebelaar, and Wybren Jan Buma pp 7418–7419 DOI: 10.1021/ja000864k

Nanoparticle Assemblies:  “Rectified” Quantized Charging in Aqueous Media Shaowei Chen pp 7420–7421 DOI: 10.1021/ja0016093

High-Throughput Screening of Heterogeneous Catalysts by Laser-Induced Fluorescence Imaging Hui Su and Edward S. Yeung pp 7422–7423 DOI: 10.1021/ja001429t

Synthesis of (+)-CP-263,114 Chuo Chen, Mark E. Layton, Scott M. Sheehan, and Matthew D. Shair pp 7424–7425 DOI: 10.1021/ja001958x Supporting Info

Solid-State Organic Light-Emitting Diodes Based on Tris(2,2‘-bipyridine)ruthenium(II) Complexes Frank G. Gao and Allen J. Bard pp 7426–7427 DOI: 10.1021/ja000666t

Insights into the Mechanism of Coordination-Directed Self-Assembly Michael D. Levin and Peter J. Stang pp 7428–7429 DOI: 10.1021/ja001408z Supporting Info

Intra- and Intermolecular Diastereoselectivity of 5-Hydroxy-2-adamantylidene Michael M. Bobek and Udo H. Brinker pp 7430–7431 DOI: 10.1021/ja001123m Supporting Info

Porous Crystal Formation from Polyoxometalate Building Blocks:  Single-Crystal Structure of [AlO4Al12(OH)12(H2O)24][Al(OH)6Mo6O18]2((OH)· 29.5H2O Jung-Ho Son, Hyuk Choi, and Young-Uk Kwon pp 7432–7433 DOI: 10.1021/ja000884m Supporting Info

Field Responsive Polymers. Electroresponsive, Photoresponsive, and Responsive Polymers in Chemistry and Biology. ACS Symposium Series 726 Edited by Ishrat M. Khan (Clark Atlanta University) and Joycelyn S. Harrison (National Aeronautics and Space Administration). American Chemical Society:  Washington, DC (Distributed by Oxford University Press). 1999. xiv + 360 pp. $120.00. ISBN 0-8412-3598-8. p 7434 DOI: 10.1021/ja004740j

Houben-Weyl:  Methods of Organic Chemistry. Additional and Supplementary Volumes to the 4th Edition. Volume E 23c/Part 2. Substance Index. Aliphatic Compounds I. Carbonyl Compounds II George Thieme Verlag:  Stuttgart, New York. 2000. viii + 1220 pp. DM 3000 (series subscription price DM 2970). ISBN 3-13-12514-3. p 7434 DOI: 10.1021/ja004765i

Heme Peroxidases By H. Brian Dunford (University of Alberta). Wiley-VCH, John Wiley and Sons:  New York. 1999. xi + 507 pp. $195.00. ISBN 0-471-24244-6. Bruce P. Branchaud p 7434 DOI: 10.1021/ja995730p

Interfacial Forces and Fields:  Theory and Application. Surfactant Science Series Volume 85 By Jyh-Ping Hsu (National Taiwan University). Marcel Dekker, Inc.:  New York and Basel. 1999. xi + 671 pp. ISBN 0-8247-1964-6. Keith Strevett p 7434 DOI: 10.1021/ja995752b

Issue 31

Multiple Word DNA Computing on Surfaces Liman Wang, Qinghua Liu, Robert M. Corn, Anne E. Condon, and Lloyd M. Smith pp 7435–7440 DOI: 10.1021/ja0010195

Distinct Formation of a Chiral Smectic Phase in Achiral Banana-Shaped Molecules with a Central Core Based on a 2,7-Dihydroxynaphthalene Unit Jirakorn Thisayukta, Yusuke Nakayama, Susumu Kawauchi, Hideo Takezoe, and Junji Watanabe pp 7441–7448 DOI: 10.1021/ja001370q

Spontaneous Organization of Supramolecular Rod-Bundles into a Body-Centered Tetragonal Assembly in Coil−Rod−Coil Molecules Myongsoo Lee, Byoung-Ki Cho, Yang-Gyu Jang, and Wang-Cheol Zin pp 7449–7455 DOI: 10.1021/ja000966a Supporting Info

Cooperative and Competitive Substituent Effects on the Cope Rearrangements of Phenyl-Substituted 1,5-Hexadienes Elucidated by Becke3LYP/6-31G* Calculations David A. Hrovat, Jiangang Chen, K. N. Houk, and Weston Thatcher Borden pp 7456–7460 DOI: 10.1021/ja000531n Supporting Info

Peptides of Aminoxy Acids:  A Molecular Dynamics Simulation Study of Conformational Equilibria under Various Conditions Christine Peter, Xavier Daura, and Wilfred F. van Gunsteren pp 7461–7466 DOI: 10.1021/ja000873t

Fullerene−Oligophenylenevinylene Hybrids:  Synthesis, Electronic Properties, and Incorporation in Photovoltaic Devices Jean-François Eckert, Jean-François Nicoud, and Jean-François NierengartenSheng-Gao Liu and Luis EchegoyenFrancesco Barigelletti and Nicola ArmaroliLahoussine Ouali, Victor Krasnikov, and Georges Hadziioannou pp 7467–7479 DOI: 10.1021/ja9941072

Synthesis of Octasubstituted Cyclooctatetraenes and Their Use as Electron Transporters in Organic Light Emitting Diodes Ping Lu, Haiping Hong, Guoping Cai, Peter Djurovich, William P. Weber, and Mark E. Thompson pp 7480–7486 DOI: 10.1021/ja000354q Supporting Info

Stability and Lifetime of Quadruply Hydrogen Bonded 2-Ureido-4[1H]-pyrimidinone Dimers Serge H. M. Söntjens, Rint P. Sijbesma, Marcel H. P. van Genderen, and E. W. Meijer pp 7487–7493 DOI: 10.1021/ja000435m

Factors Influencing Self-Aggregation Tendencies of Cationic Porphyrins in Aqueous Solution Koji Kano, Kazuya Fukuda, Hideo Wakami, Ryuhei Nishiyabu, and Robert F. Pasternack pp 7494–7502 DOI: 10.1021/ja000738g Supporting Info

Functional Aspects of Gif-Type Oxidation of Hydrocarbons Mediated by Iron Picolinate H2O2-Dependent Systems:  Evidence for the Generation of Carbon- and Oxygen-Centered Radicals Salma Kiani, Amy Tapper, Richard J. Staples, and Pericles Stavropoulos pp 7503–7517 DOI: 10.1021/ja000063h Supporting Info

Laser Flash Photolysis Studies on the First Superoxide Thermal Source. First Direct Measurements of the Rates of Solvent-Assisted 1,2-Hydrogen Atom Shifts and a Proposed New Mechanism for This Unusual Rearrangement1 Klara G. Konya, Thomas Paul, Shuqiong Lin, Janusz Lusztyk, and K. U. Ingold pp 7518–7527 DOI: 10.1021/ja993570b Supporting Info

Intramolecular Electron Transfer:  Independent (Ground State) Adiabatic (Chemical) and Nonadiabatic Reaction Pathways in Bis(hydrazine) Radical Cations Eva Fernández, Lluís Blancafort, Massimo Olivucci, and Michael A. Robb pp 7528–7533 DOI: 10.1021/ja000013c Supporting Info

Precursors of the Charge-Transfer-to-Solvent States in I-(H2O)n Clusters Hsing-Yin Chen and Wen-Shyan Sheu pp 7534–7542 DOI: 10.1021/ja000207s

NMR Assignment and Secondary Structure Determination of an Octameric 110 kDa Protein Using TROSY in Triple Resonance Experiments Michael Salzmann, Konstantin Pervushin, Gerhard Wider, Hans Senn, and Kurt Wüthrich pp 7543–7548 DOI: 10.1021/ja0003268

An ab Initio Computational Study on the Reaction of Organotin Enolates:  Comparison of Highly Coordinated Tin Reagent with Noncoordinated Reagent Makoto Yasuda, Kouji Chiba, and Akio Baba pp 7549–7555 DOI: 10.1021/ja0003775 Supporting Info

Spiroalkanedithiol-Based SAMs Reveal Unique Insight into the Wettabilities and Frictional Properties of Organic Thin Films Young-Seok Shon, Seunghwan Lee, Ramon Colorado, Jr., Scott S. Perry, and T. Randall Lee pp 7556–7563 DOI: 10.1021/ja000403z

Nanosecond Molecular Dynamics of Zipper-like DNA Duplex Structures Containing Sheared G·A Mismatch Pairs Nad'a Špaková, Imre Berger, and Jiří Šponer pp 7564–7572 DOI: 10.1021/ja000460s

A Theoretical Study of Catalytic Coupling of Propyne on Cu{111} A. Clotet, J. M. Ricart, F. Illas, G. Pacchioni, and R. M. Lambert pp 7573–7578 DOI: 10.1021/ja000583c

Structural Control of Photoinduced Energy Transfer between Adjacent and Distant Sites in Multiporphyrin Arrays Robin K. Lammi, Arounaguiry Ambroise, Thiagarajan Balasubramanian, Richard W. Wagner, David F. Bocian, Dewey Holten, and Jonathan S. Lindsey pp 7579–7591 DOI: 10.1021/ja001031x Supporting Info

Photoreactivity of the Ruthenium Nitrosyl Complex, Ru(salen)(Cl)(NO). Solvent Effects on the Back Reaction of NO with the Lewis Acid RuIII(salen)(Cl)1 Carmen F. Works and Peter C. Ford pp 7592–7593 DOI: 10.1021/ja000137p

Dendrimer Membranes:  A CO2-Selective Molecular Gate A. Sarma Kovvali, Hua Chen, and Kamalesh K. Sirkar pp 7594–7595 DOI: 10.1021/ja0013071

A New Method for the One-Step Synthesis of α,β-Unsaturated Carbonyl Systems from Saturated Alcohols and Carbonyl Compounds K. C. Nicolaou, Y.-L. Zhong, and P. S. Baran pp 7596–7597 DOI: 10.1021/ja001825b Supporting Info

Dynamic Kinetic Resolution of Bis-Sulfinyl Chlorides:  A General Enantiodivergent Synthesis of C2-Symmetric Bis-Sulfinate Esters and Bis-Sulfoxides Noureddine Khiar, Felipe Alcudia, José-Luis Espartero, Lourdes Rodríguez, and Inmaculada Fernández pp 7598–7599 DOI: 10.1021/ja000865c Supporting Info

Copper-Promoted C−N Bond Cross-Coupling with Hypervalent Aryl Siloxanes and Room-Temperature N-Arylation with Aryl Iodide Patrick Y. S. Lam, Sophie Deudon, Kristin M. Averill, Renhua Li, Ming Y. He, Philip DeShong,and Charles G. Clark pp 7600–7601 DOI: 10.1021/ja001305g Supporting Info

Antiaromatic Bis(1,2,3-dithiazoles) with Zwitterionic Ground States Leanne Beer, Richard T. Oakley, James R. Mingie, Kathryn E. Preuss, and Nicholas J. TaylorA. Wallace Cordes pp 7602–7603 DOI: 10.1021/ja0016497 Supporting Info

Highly Enantioselective Palladium(II)-Catalyzed Cyclization of (Z)-4‘-Acetoxy-2‘-butenyl 2-Alkynoates:  An Efficient Synthesis of Optically Active γ-Butyrolactones Qinghai Zhang and Xiyan Lu pp 7604–7605 DOI: 10.1021/ja001379s Supporting Info

Efficient Synthesis of Well-Defined, High Molecular Weight, and Processible Polyanilines under Mild Conditions via Palladium-Catalyzed Amination Xiao-Xiang Zhang, Joseph P. Sadighi, Thomas W. Mackewitz, and Stephen L. Buchwald pp 7606–7607 DOI: 10.1021/ja001718h Supporting Info

Novel Honeycomb-Like Layered Structure:  The First Isomorphous Triple Salts of Silver Acetylide Quan-Ming Wang and Thomas C. W. Mak pp 7608–7609 DOI: 10.1021/ja001286a Supporting Info

Diastereoselective and Regioselective Singlet-Oxygen Ene Reaction of Oxazolidine-Substituted Alkenes:  Control through Hydrogen Bonding Mediated by the Urea Functionality of Chiral Auxiliaries Waldemar Adam, Karl Peters, Eva-Maria Peters, and Simon B. Schambony pp 7610–7611 DOI: 10.1021/ja001113l Supporting Info

Peroxidase Activity in Heme Proteins Derived from a Designed Combinatorial Library David A. Moffet, Laura K. Certain, Allison J. Smith, Adam J. Kessel, Katharine A. Beckwith, and Michael H. Hecht pp 7612–7613 DOI: 10.1021/ja001198q Supporting Info

Catalytic Asymmetric Hydrogenation of Heteroaromatic Compounds, Indoles Ryoichi Kuwano, Koji Sato, Takashi Kurokawa, Daisuke Karube, and Yoshihiko Ito pp 7614–7615 DOI: 10.1021/ja001271c Supporting Info

Surface-Initiated Atom Transfer Radical Polymerization on Gold at Ambient Temperature Jong-Bum Kim, Merlin L. Bruening, and Gregory L. Baker pp 7616–7617 DOI: 10.1021/ja001652q

Oxygen Activation by Axial Ligand Mutants of Mitochondrial Cytochrome b5:  Oxidation of Heme to Verdoheme and Biliverdin Ludivina Avila, Hong-wei Huang, Juan C. Rodríguez, Pierre Moënne-Loccoz, and Mario Rivera pp 7618–7619 DOI: 10.1021/ja001137s Supporting Info

Experimental Methods in Polymer Science. Modern Methods in Polymer Research and Technology By Toyoichi Tanaka (Massachusetts Institute of Technology). Academic Press:  New York. 2000. xii + 604 pp. $95.00. ISBN 0-12-683265-X. Craig J. Hawker p 7620 DOI: 10.1021/ja004707x

Chromatography of Polymers. Hyphenated and Multidimensional Techniques Edited by Theodore Provder (Olmsted Falls, OH). American Chemical Society:  Washington, DC (Distributed by Oxford University Press:  New York). 1999. xii + 346 pp. $120.00. ISBN 0-8412-3661-5. p 7620 DOI: 10.1021/ja004739k

Reagent Chemicals. Ninth Edition. American Chemical Society Specifications Oxford University Press:  New York. 2000. xii + 752 pp. $165.00. ISBN 0-8412-3671-2 p 7620 DOI: 10.1021/ja004741b

Affinity Chromatography:  Methods and Protocols. Methods in Molecular Biology. Volume 147 Edited by Pascal Bailon, George K. Ehrlich, Wen-Jian Fung, and Wolfgang Berthold (Hoffmann-La Roche Inc.). Humana Press:  Totowa, NJ. 2000. x + 230 pp. $79.50. ISBN 0-89603-694-4. p 7620 DOI: 10.1021/ja004744o

Modeling NMR Chemical Shifts:  Gaining Insights into Structure and Environment Edited by Julio C. Facelli (University of Utah) and Angel C. de Dios (Georgetown University). American Chemical Society:  Washington, D.C. (Distributed by Oxford University Press). 1999. x + 374 pp. $130.00. ISBN 0-8412-3622-4 p 7620 DOI: 10.1021/ja004748t

Metal Ions in Biological Systems. Volume 37. Manganese and Its Role in Biological Processes Edited by Astrid Sigel and Helmut Sigel (University of Basel). Dekker:  New York. 2000. xlvi + 762 pp. $250.00. ISBN 0-8247-0288-3 p 7620 DOI: 10.1021/ja004751c

Issue 32

Efforts toward Expansion of the Genetic Alphabet:  Optimization of Interbase Hydrophobic Interactions Yiqin Wu, Anthony K. Ogawa, Markus Berger, Dustin L. McMinn, Peter G. Schultz, and Floyd E. Romesberg pp 7621–7632 DOI: 10.1021/ja0009931 Supporting Info

Application of the Silicon-Tether Strategy for Controlling the Regioselectivity and Diastereoselectivity of Intramolecular Nitrone Cycloadditions for Aminopolyol Synthesis Teruhiko Ishikawa, Takayuki Kudo, Kazunori Shigemori, and Seiki Saito pp 7633–7637 DOI: 10.1021/ja000248o Supporting Info

Supercritical and Liquid Solvent Effects on the Enantioselectivity of Asymmetric Cyclopropanation with Tetrakis[1-[(4-tert-butylphenyl)- sulfonyl]-(2S)-pyrrolidinecarboxylate]dirhodium(II) Dolores C. Wynne, Marilyn M. Olmstead, and Philip G. Jessop pp 7638–7647 DOI: 10.1021/ja000894n Supporting Info

Artificial Zinc Finger Peptide Containing a Novel His4 Domain Yuichiro Hori, Kazuo Suzuki, Yasushi Okuno, Makoto Nagaoka, Shiroh Futaki, and Yukio Sugiura pp 7648–7653 DOI: 10.1021/ja994009g

An Unnatural Amino Acid that Mimics a Tripeptide β-Strand and Forms β-Sheetlike Hydrogen-Bonded Dimers James S. Nowick, De Michael Chung, Kalyani Maitra, Santanu Maitra, Kimberly D. Stigers, and Ye Sun pp 7654–7661 DOI: 10.1021/ja001142w

C2-Symmetric Dibenzosuberane-Based Helicenes as Potential Chirochromic Optical Switches Chien-Tien Chen and Y-Chen Chou pp 7662–7672 DOI: 10.1021/ja993297d Supporting Info

The 1.3 Å Crystal Structure of Rhodobacter sphaeroides Dimethyl Sulfoxide Reductase Reveals Two Distinct Molybdenum Coordination Environments Hung-Kei Li, Carrie Temple, K. V. Rajagopalan, and Hermann Schindelin pp 7673–7680 DOI: 10.1021/ja000643e

Experimental Observation of Pentaatomic Tetracoordinate Planar Carbon-Containing Molecules Lai-Sheng Wang, Alexander I. Boldyrev, Xi Li, and Jack Simons pp 7681–7687 DOI: 10.1021/ja993081b

A Hybrid-Potential Free-Energy Study of the Isomerization Step of the Acetohydroxy Acid Isomeroreductase Reaction Flavien Proust-De Martin, Renaud Dumas, and Martin J. Field pp 7688–7697 DOI: 10.1021/ja000414s

Bishexa-peri-hexabenzocoronenyl:  A “Superbiphenyl” Shunji Ito, Peter Tobias Herwig, Thilo Böhme, Jürgen P. Rabe, Wolfgang Rettig, and Klaus Müllen pp 7698–7706 DOI: 10.1021/ja000850e

Synthesis of Large Polycyclic Aromatic Hydrocarbons:  Variation of Size and Periphery Florian Dötz, Johann Diedrich Brand, Shunji Ito, Lileta Gherghel, and Klaus Müllen pp 7707–7717 DOI: 10.1021/ja000832x

Reactions of SmI2 with Alkyl Halides and Ketones:  Inner-Sphere vs Outer-Sphere Electron Transfer in Reactions of Sm(II) Reductants Rebecca S. Miller, Jennifer M. Sealy, Masangu Shabangi, Matthew L. Kuhlman, James R. Fuchs, and Robert A. Flowers, II pp 7718–7722 DOI: 10.1021/ja001260j Supporting Info

The Methylene-Transfer Reaction:  Synthetic and Mechanistic Aspects of a Unique C−C Coupling and C−C Bond Activation Sequence Revital Cohen, Milko E. van der Boom, Linda J. W. Shimon, Haim Rozenberg, and David Milstein pp 7723–7734 DOI: 10.1021/ja000157r Supporting Info

Synthesis of LiBC4N4, BC3N3, and Related C−N Compounds of Boron:  New Precursors to Light Element Ceramics Darrick Williams, Brett Pleune, J. Kouvetakis, M. D. Williams, and R. A. Andersen pp 7735–7741 DOI: 10.1021/ja0006752 Supporting Info

Artificial Trinuclear Metallopeptidase Synthesized by Cross-Linkage of a Molecular Bowl with a Polystyrene Derivative Sung-Ju Moon, Joong Won Jeon, Heesuk Kim, Myunghyun Paik Suh, and Junghun Suh pp 7742–7749 DOI: 10.1021/ja000827t

d0 Metal Olefin Complexes. Synthesis, Structures, and Dynamic Properties of (C5R5)2Zr(OCMe2CH2CH2CHCH2)+ Complexes:  Models for the Elusive (C5R5)2Zr(R)(Olefin)+ Intermediates in Metallocene-Based Olefin Polymerization Catalysis Jean-François Carpentier, Zhe Wu, Chul Woo Lee, Staffan Strömberg, Joseph N. Christopher, and Richard F. Jordan pp 7750–7767 DOI: 10.1021/ja000989p Supporting Info

Determination of Relative Ordering of Activation Energies for Gas-Phase Ion Unimolecular Dissociation by Infrared Radiation for Gaseous Multiphoton Energy Transfer Michael A. Freitas, Christopher L. Hendrickson, and Alan G. Marshall pp 7768–7775 DOI: 10.1021/ja9925397

The First Nonclassical Distonic Ion Fabio C. Gozzo, Luiz Alberto B. Moraes, Marcos N. Eberlin, and Kenneth K. Laali pp 7776–7780 DOI: 10.1021/ja993749m

Multiplicity of Planar Hexasilylbenzene Dianions:  Effects of Substituents and Countercations Wataru Setaka, Keisuke Ebata, Hideki Sakurai, and Mitsuo Kira pp 7781–7786 DOI: 10.1021/ja000173o Supporting Info

Naphthalenetetracarboxylic Diimide-Based n-Channel Transistor Semiconductors:  Structural Variation and Thiol-Enhanced Gold Contacts Howard E. Katz, Jerainne Johnson, Andrew J. Lovinger, and Wenjie Li pp 7787–7792 DOI: 10.1021/ja000870g

Alignment of Biological Macromolecules in Novel Nonionic Liquid Crystalline Media for NMR Experiments Markus Rückert and Gottfried Otting pp 7793–7797 DOI: 10.1021/ja001068h Supporting Info

The Effect of Oxidation and Reduction of Chlorophyll a on Its Geometry, Vibrational and Spin Density Properties as Revealed by Hybrid Density Functional Methods Patrick J. O'Malley pp 7798–7801 DOI: 10.1021/ja001284q

Photoinduced Charge Separation Involving an Unusual Double Electron Transfer Mechanism in a Donor−Bridge−Acceptor Molecule Scott E. Miller, Aaron S. Lukas, Emily Marsh, Patrick Bushard, and Michael R. Wasielewski pp 7802–7810 DOI: 10.1021/ja001298w Supporting Info

Chiral Space in a Unimolecular Capsule José M. Rivera and Julius Rebek, Jr. pp 7811–7812 DOI: 10.1021/ja0016304 Supporting Info

Helicity Induction and Conformational Dynamics of Poly(bis(4-carboxyphenoxy)phosphazene) with Optically Active Amines Eiji Yashima, Katsuhiro Maeda, and Toshio Yamanaka pp 7813–7814 DOI: 10.1021/ja994156e Supporting Info

Transition Metal-Catalyzed [6+2] Cycloadditions of 2-Vinylcyclobutanones and Alkenes:  A New Reaction for the Synthesis of Eight-Membered Rings Paul A. Wender, Arlene G. Correa, Yoshihiro Sato, and Robert Sun pp 7815–7816 DOI: 10.1021/ja001483+ Supporting Info

Supramolecular Control of Reactivity in the Solid State Using Linear Molecular Templates Leonard R. MacGillivray, Jennifer L. Reid, and John A. Ripmeester pp 7817–7818 DOI: 10.1021/ja001239i Supporting Info

The Heat of Hydrogenation of (a) Cyclohexatriene Hans-Dieter Beckhaus, Rüdiger Faust, Adam J. Matzger, Debra L. Mohler, Donald W. Rogers, Christoph Rüchardt, Ajai K. Sawhney, Sergey P. Verevkin, K. Peter C. Vollhardt, and Stefan Wolff pp 7819–7820 DOI: 10.1021/ja001274p Supporting Info

Mechanism of Permanganate Oxidation of Alkanes:  Hydrogen Abstraction and Oxygen “Rebound” Thomas Strassner and K. N. Houk pp 7821–7822 DOI: 10.1021/ja000981f

Determination by High Field NMR Spectroscopy of the Longitudinal Electron Relaxation Rate in Cu(II) Plastocyanin from Anabaena variabilis Lixin Ma and Jens J. Led pp 7823–7824 DOI: 10.1021/ja000746x Supporting Info

Total Synthesis of (−)-CP-263,114 (Phomoidride B) Nobuaki Waizumi, Tetsuji Itoh, and Tohru Fukuyama pp 7825–7826 DOI: 10.1021/ja001664b Supporting Info

General Approach for the Synthesis of Indole Alkaloids via the Asymmetric Pictet−Spengler Reaction:  First Enantiospecific Total Synthesis of (−)-Corynantheidine as Well as the Enantiospecific Total Synthesis of (−)-Corynantheidol, (−)-Geissoschizol, and (+)-Geissoschizine Shu Yu, Otto Mathias Berner, and James M. Cook pp 7827–7828 DOI: 10.1021/ja0016553 Supporting Info

Mixed Aggregates:  Lithium Enolate of 3-Pentanone and a Chiral Lithium Amide Chengzao Sun and Paul G. Williard pp 7829–7830 DOI: 10.1021/ja001372a Supporting Info

Catalytic, Asymmetric Synthesis of β-Lactams Andrew E. Taggi, Ahmed M. Hafez, Harald Wack, Brandon Young, William J. Drury, III, and Thomas Lectka pp 7831–7832 DOI: 10.1021/ja001754g Supporting Info

Nonameric Porphyrin Assembly:  Antenna Effect on Energy Transfer Yasuhisa Kuroda, Kenji Sugou, and Ken Sasaki pp 7833–7834 DOI: 10.1021/ja001506k Supporting Info

Piezoluminescence Based on Molecular Recognition by Dynamic Cavity Array of Steroid Cyclophanes at the Air−Water Interface Katsuhiko Ariga, Yukiko Terasaka, Daisuke Sakai, Hiromitsu Tsuji, and Jun-ichi Kikuchi pp 7835–7836 DOI: 10.1021/ja000924m

Kinetic Control of Hybridization in Surface Immobilized DNA Monolayer Films A. W. Peterson, R. J. Heaton, and R. Georgiadis pp 7837–7838 DOI: 10.1021/ja0015489

β-KMP2Se6 (M = Sb, Bi):  Kinetically Accessible Phases Obtained from Rapid Crystallization of Amorphous Precursors Jean D. Breshears and Mercouri G. Kanatzidis pp 7839–7840 DOI: 10.1021/ja001270k Supporting Info

A Comparison of Cationic Zirconium Methyl and Isobutyl Initiators that Contain an Arylated Diamido-Pyridine Ligand for Polymerization of 1-Hexene. Elucidation of a Dramatic “Initiator Effect” Parisa Mehrkhodavandi, Peter J. Bonitatebus, Jr., and Richard R. Schrock pp 7841–7842 DOI: 10.1021/ja000772v Supporting Info

Highly Enantioselective Diels−Alder Reactions of 1-Amino-3-siloxy-dienes Catalyzed by Cr(III)-Salen Complexes Yong Huang, Tetsuo Iwama, and Viresh H. Rawal pp 7843–7844 DOI: 10.1021/ja002058j Supporting Info

Surface Functionalization with Polymer and Block Copolymer Films Using Organometallic Initiators Michael D. K. Ingall, Scott J. Joray, Daniel J. Duffy, David P. Long, and Patricia A. Bianconi pp 7845–7846 DOI: 10.1021/ja0005791 Supporting Info

Molecular Recognition of Carbonyl Compounds Using Aluminum Tris(2,6-diphenylphenoxide) (ATPH): New Regio- and Stereoselective Alkylation of α,β-Unsaturated Carbonyl Compounds Susumu Saito, Masahito Shiozawa, Takashi Nagahara, Masakazu Nakadai, and Hisashi Yamamoto pp 7847–7848 DOI: 10.1021/ja000789d Supporting Info

Small-Molecule Microarrays:  Covalent Attachment and Screening of Alcohol-Containing Small Molecules on Glass Slides Paul J. Hergenrother, Kristopher M. Depew, and Stuart L. Schreiber pp 7849–7850 DOI: 10.1021/ja0014032 Supporting Info

Binding Orientation of Proline-Rich Peptides in Solution:  Polarity of the Profilin−Ligand Interaction Nicole M. Mahoney, Vinit K. Rastogi, Sean M. Cahill, Mark E. Girvin, and Steven C. Almo pp 7851–7852 DOI: 10.1021/ja001240h

Application of Residual Dipolar Coupling Measurements To Identify Conformational Changes in RNA Induced by Antibiotics Stephen R. Lynch and Joseph D. Puglisi pp 7853–7854 DOI: 10.1021/ja000284n Supporting Info

Issue 33

A Covalent Intermediate in CD38 Is Responsible for ADP-Ribosylation and Cyclization Reactions Anthony A. Sauve, HaiTeng Deng, Ruth H. Angeletti, and Vern L. Schramm pp 7855–7859 DOI: 10.1021/ja001139c

Differential Hydration of α,ω-Aminocarboxylic Acids in D2O and H2O Olga Likhodi and Tigran V. Chalikian pp 7860–7868 DOI: 10.1021/ja001188p

ENDOR Spectroscopic Evidence for the Geometry of Binding of retro-inverso-Nω-Nitroarginine-Containing Dipeptide Amides to Neuronal Nitric Oxide Synthase David L. Tierney, Hui Huang, Pavel Martásek, Linda J. Roman, Richard B. Silverman, and Brian M. Hoffman pp 7869–7875 DOI: 10.1021/ja993927b Supporting Info

Detection and Mechanistic Studies of Multicomponent Assembly by Fluorescence Resonance Energy Transfer Ronald K. Castellano, Stephen L. Craig, Colin Nuckolls, and Julius Rebek, Jr. pp 7876–7882 DOI: 10.1021/ja994397m Supporting Info

Structure of the β-Amyloid(10-35) Fibril Timothy S. Burkoth, Tammie L. S. Benzinger, Volker Urban, David M. Morgan, David M. Gregory, P. Thiyagarajan, Robert E. Botto, Stephen C. Meredith, and David G. Lynn pp 7883–7889 DOI: 10.1021/ja000645z

A Langmuir Monolayer with a Nontraditional Molecular Architecture Qun Huo, Stoyan Russev, Takeshi Hasegawa, Jujiro Nishijo, Junzo Umemura, Germain Puccetti, K. C. Russell, and Roger M. Leblanc pp 7890–7897 DOI: 10.1021/ja984158j Supporting Info

NMR-Based Screening of Proteins Containing 13C-Labeled Methyl Groups Philip J. Hajduk, David J. Augeri, Jamey Mack, Renaldo Mendoza, Jianguo Yang, Stephen F. Betz, and Stephen W. Fesik pp 7898–7904 DOI: 10.1021/ja000350l

Application of Chiral Mixed Phosphorus/Sulfur Ligands to Palladium-Catalyzed Allylic Substitutions David A. Evans, Kevin R. Campos, Jason S. Tedrow, Forrest E. Michael, and Michel R. Gagné pp 7905–7920 DOI: 10.1021/ja992543i Supporting Info

Metal Bisporphyrinate Double-Decker Complexes as Redox-Responsive Rotating Modules. Studies on Ligand Rotation Activities of the Reduced and Oxidized Forms Using Chirality as a Probe Kentaro Tashiro, Katsuaki Konishi, and Takuzo Aida pp 7921–7926 DOI: 10.1021/ja000356a

Synthesis and Assembly of Poly(ethylene glycol)−Lipids with Mono-, Di-, and Tetraacyl Chains and a Poly(ethylene glycol) Chain of Various Molecular Weights Shinji Takeoka, Katsura Mori, Haruki Ohkawa, Keitaro Sou, and Eishun Tsuchida pp 7927–7935 DOI: 10.1021/ja000835+

C2-Symmetric Copper(II) Complexes as Chiral Lewis Acids. Catalytic Enantioselective Carbonyl−Ene Reactions with Glyoxylate and Pyruvate Esters David A. Evans, Steven W. Tregay, Christopher S. Burgey, Nick A. Paras, and Tomas Vojkovsky pp 7936–7943 DOI: 10.1021/ja000913t Supporting Info

Acetylene−Dicobaltcarbonyl Complexes with Chiral Phosphinooxazoline Ligands:  Synthesis, Structural Characterization, and Application to Enantioselective Intermolecular Pauson−Khand Reactions Jaume Castro, Albert Moyano, Miquel A. Pericàs, Antoni Riera, Angel Alvarez-Larena, and Joan F. Piniella pp 7944–7952 DOI: 10.1021/ja001143o Supporting Info

Inter- and Intramolecular Experimental and Calculated Equilibrium Isotope Effects for (silox)2(tBu3SiND)TiR + RH (silox = tBu3SiO):  Inferred Kinetic Isotope Effects for RH/D Addition to Transient (silox)2TiNSitBu3 LeGrande M. Slaughter, Peter T. Wolczanski, Thomas R. Klinckman, and Thomas R. Cundari pp 7953–7975 DOI: 10.1021/ja000112q Supporting Info

Structural Contributions to Second-Order Optical Nonlinearities in Oriented Interfacial Multilayers W. C. Flory, S. M. Mehrens, and G. J. Blanchard pp 7976–7985 DOI: 10.1021/ja000232y Supporting Info

Experimental Characterization of the Alkene-Addition/-Insertion Energy Profile at Homogeneous Group 4 Metal Ziegler-Type Catalysts Marc Dahlmann, Gerhard Erker, and Klaus Bergander pp 7986–7998 DOI: 10.1021/ja0005338 Supporting Info

Design and Characterization of A Synthetic Electron-Transfer Protein Anna Y. Kornilova, James F. Wishart, Wenzhong Xiao, Robin C. Lasey, Anna Fedorova, Yeon-Kyun Shin, and Michael Y. Ogawa pp 7999–8006 DOI: 10.1021/ja0006954

Electric Field Simulation of Substituents in Donor−Acceptor Polyenes:  A Comparison with Ab Initio Predictions for Dipole Moments, Polarizabilities, and Hyperpolarizabilities Bernard Kirtman, Benoît Champagne, and David M. Bishop pp 8007–8012 DOI: 10.1021/ja993226e

Mechanistic Studies of Copper-Catalyzed Alkene Aziridination Peter Brandt, Mikael J. Södergren, Pher G. Andersson, and Per-Ola Norrby pp 8013–8020 DOI: 10.1021/ja993246g Supporting Info

cis-Pt(NH3)2(GpG) Properties Interpreted through Comparison with Retro-Model GpG Adducts Having Carrier Ligands Designed to Slow Dynamic Motion and Control Cross-Link Handedness Kevin M. Williams, Leonardo Cerasino, Giovanni Natile, and Luigi G. Marzilli pp 8021–8030 DOI: 10.1021/ja994305t Supporting Info

Catalytic Mechanism of Galactose Oxidase:  A Theoretical Study Fahmi Himo, Leif A. Eriksson, Feliu Maseras, and Per E. M. Siegbahn pp 8031–8036 DOI: 10.1021/ja994527r

The Strength of Hydrogen Bonds in Liquid Water and Around Nonpolar Solutes Kevin A. T. Silverstein, A. D. J. Haymet, and Ken A. Dill pp 8037–8041 DOI: 10.1021/ja000459t

Coordination (Ag+) Ion Spray−Mass Spectrometry of Peroxidation Products of Cholesterol Linoleate and Cholesterol Arachidonate:  High-Performance Liquid Chromatography−Mass Spectrometry Analysis of Peroxide Products from Polyunsaturated Lipid Autoxidation Christine M. Havrilla, David L. Hachey, and Ned A. Porter pp 8042–8055 DOI: 10.1021/ja001180f

Structure and Bonding of a Site-Isolated Transition Metal Complex:  Rhodium Dicarbonyl in Highly Dealuminated Zeolite Y Jesse F. Goellner, Bruce C. Gates, Georgi N. Vayssilov, and Notker Rösch pp 8056–8066 DOI: 10.1021/ja001209f Supporting Info

The Structure of the Nonamethylcyclopentyl Cation Olga Kronja, Thies-Peter Köhli, Herbert Mayr, and Martin Saunders pp 8067–8070 DOI: 10.1021/ja001537f Supporting Info

Sequential Intramolecular Cyclobutadiene Cycloaddition, Ring-Opening Metathesis, and Cope Rearrangement:  Total Syntheses of (+)- and (−)-Asteriscanolide John Limanto and Marc L. Snapper pp 8071–8072 DOI: 10.1021/ja001946b Supporting Info

Correlation of the 31P NMR Chemical Shift with the Position of Bond Critical Points in Some Phosphorothionates Tuula Kuivalainen, Jaouad El-Bahraoui, Rolf Uggla, Risto Kostiainen, and Markku R. Sundberg pp 8073–8074 DOI: 10.1021/ja994513l Supporting Info

New Synthesis of β-Lactams by Ethylene Extrusion from Spirocyclopropane Isoxazolidines Franca M. Cordero, Federica Pisaneschi, Andrea Goti, Jean Ollivier, Jacques Salaün, and Alberto Brandi pp 8075–8076 DOI: 10.1021/ja000108e Supporting Info

Strong Ferromagnetic and Antiferromagnetic Exchange Coupling between Transition Metals and Coordinated Verdazyl Radicals Robin G. Hicks, Martin T. Lemaire, Laurence K. Thompson, and Tosha M. Barclay pp 8077–8078 DOI: 10.1021/ja001627k

σ-Bond Metathesis on a Surface:  Dehydrogenation of Cyclohexane on Hydrogen-Saturated Pt(111) Don A. Perry and John C. Hemminger pp 8079–8080 DOI: 10.1021/ja001405m

A Ru-Catalyzed Four-Component Coupling Barry M. Trost and Anthony B. Pinkerton pp 8081–8082 DOI: 10.1021/ja001656v Supporting Info

Experimental Observation of Non-Aufbau Behavior:  Photoelectron Spectra of Vanadyloctaethylporphyrinate and Vanadylphthalocyanine Barry L. Westcott, Nadine E. Gruhn, Laura J. Michelsen, and Dennis L. Lichtenberger pp 8083–8084 DOI: 10.1021/ja994018p Supporting Info

Pore-Spanning Lipid Bilayers Visualized by Scanning Force Microscopy Christian Hennesthal and Claudia Steinem pp 8085–8086 DOI: 10.1021/ja000940j Supporting Info

Ultrafast Carbonylcarbene Formation and Spin-Equilibration Gina C. Hess, Bern Kohler, Igor Likhotvorik, Jorge Peon, and Matthew S. Platz pp 8087–8088 DOI: 10.1021/ja0011358

A Virtual Library Approach To Investigate Protein Folding and Internal Packing Martin A. Case and George L. McLendon pp 8089–8090 DOI: 10.1021/ja000722q Supporting Info

REMPI Spectroscopy of Laser Desorbed Guanosines Eyal Nir, Petra Imhof, Karl Kleinermanns, and Mattanjah S. de Vries pp 8091–8092 DOI: 10.1021/ja000502c

General Synthesis of Racemic Me2Si-Bridged Bis(indenyl) Zirconocene Complexes Xingwang Zhang, Qingming Zhu, Ilia A. Guzei, and Richard F. Jordan pp 8093–8094 DOI: 10.1021/ja001005z Supporting Info

Direct Evidence for Watson−Crick Base Pairs in a Dynamic Region of RNA Structure Burkhard Luy and John P. Marino pp 8095–8096 DOI: 10.1021/ja0000910 Supporting Info

Supramolecular Structures of Novel Carbohydrate-Based Phospholipids Geoffrey S. Hird, Thomas J. McIntosh, and Mark W. Grinstaff pp 8097–8098 DOI: 10.1021/ja001653i Supporting Info

Oxidation of 1,2,4,5-Tetramethoxybenzene to a Cation Radical by Cytochrome P450 Hideaki Sato and F. Peter Guengerich pp 8099–8100 DOI: 10.1021/ja000838m Supporting Info

A Theoretical Study of Axial Tilting and Equatorial Asymmetry in Metalloporphyrin−Nitrosyl Complexes Abhik Ghosh and Tebikie Wondimagegn pp 8101–8102 DOI: 10.1021/ja000747p Supporting Info

Spectroscopic Characterization of a Ternary Phosphatase−Substrate−Fluoride Complex. Mechanistic Implications for Dinuclear Hydrolases  [J. Am. Chem. Soc. 1999, 121, 9235−9236]. Xuedong Wang, Raymond Y. N. Ho, Adam K. Whiting, and Lawrence Que, Jr. p 8103 DOI: 10.1021/ja004654j Supporting Info

Interfacial Dynamics. Surfactant Science Series. Volume 88 Edited by Nikola Kallay (University of Zagreb). Marcel Dekker:  New York. 1999. x +742 pp. $195.00. ISBN 0-8247-0006-6 D. D. Lasic p 8103 DOI: 10.1021/ja004703s

The Organic Chemistry of Enzyme-Catalyzed Reactions By Richard B. Silverman (Northwestern University). Academic Press:  San Diego. 2000. xviii + 718 pp. $89.95. ISBN 0-12-643745-9 Steven Rokita pp 8103–8104 DOI: 10.1021/ja004710g

High-Resolution NMR Techniques in Organic Chemistry. Tetrahedron Organic Chemistry Series Volume 19 By Timothy D. W. Claridge (Dyson Perrins Laborotory, Oxford). Pergamon:  Oxford. 1999. ix + 384 pp. Hardbound $134.50, ISBN 0-08-042799-5. Paperback $49.50, ISBN 0-08-042798-7. Ben Shoulders p 8104 DOI: 10.1021/ja004717y

Polymer Membranes for Gas and Vapor Separation:  Chemistry and Materials Science Edited by B. D. Freeman (North Carolina University) and I. Pinnau (Membrane Technology and Research, Inc.). American Chemical Society:  Washington, DC (Distributed by Oxford University Press). 1999. x +326 pp. $120.00. ISBN 0-8412-3605-4 p 8104 DOI: 10.1021/ja004749l

Issue 34

Identification of an Essential Backbone Amide Bond in the Folding and Stability of a Multimeric Enzyme Bassam M. Nakhle, Peter Silinski, and Michael C. Fitzgerald pp 8105–8111 DOI: 10.1021/ja0006090 Supporting Info

CAS MCSCF/CAS MCQDPT2 Study of the Mechanism of Singlet Oxygen Addition to 1,3-Butadiene and Benzene Maciej Bobrowski, Adam Liwo, Stanisław Ołdziej, Danuta Jeziorek, and Tadeusz Ossowski pp 8112–8119 DOI: 10.1021/ja001185c Supporting Info

Enantioselective Protonation of Silyl Enol Ethers and Ketene Disilyl Acetals with Lewis Acid-Assisted Chiral Brønsted Acids:  Reaction Scope and Mechanistic Insights Shingo Nakamura, Masanobu Kaneeda, Kazuaki Ishihara, and Hisashi Yamamoto pp 8120–8130 DOI: 10.1021/ja001164i Supporting Info

Enantioselective Biomimetic Cyclization of Isoprenoids Using Lewis Acid-Assisted Chiral Brønsted Acids:  Abnormal Claisen Rearrangements and Successive Cyclizations Shingo Nakamura, Kazuaki Ishihara, and Hisashi Yamamoto pp 8131–8140 DOI: 10.1021/ja001165a Supporting Info

A Novel Photochemical Cycloaddition of 1-Cyanonaphthalene to Substituted Pyridines Masami Sakamoto, Tadao Yagi, Takashi Mino, Kentaro Yamaguchi, and Tsutomu Fujita pp 8141–8144 DOI: 10.1021/ja993260t

Diastereoselective Intermolecular Cyclopropanation of Simple Alkenes by Fischer Alkenyl and Heteroaryl Carbene Complexes of Chromium:  Scope and Limitations José Barluenga, Salomé López, Andrés A. Trabanco, Alvaro Fernández-Acebes, and Josefa Flórez pp 8145–8154 DOI: 10.1021/ja000694b Supporting Info

Rhodium(II)-Catalyzed Equilibration of Push-Pull Carbonyl and Ammonium Ylides. A Computationally Based Understanding of the Reaction Pathway Albert Padwa, James P. Snyder, Erin A. Curtis, Scott M. Sheehan, Kimberly J. Worsencroft, and C. Oliver Kappe pp 8155–8167 DOI: 10.1021/ja001088j Supporting Info

Efficient and Recyclable Monomeric and Dendritic Ru-Based Metathesis Catalysts Steven B. Garber, Jason S. Kingsbury, Brian L. Gray, and Amir H. Hoveyda pp 8168–8179 DOI: 10.1021/ja001179g Supporting Info

Enantioselective Mannich-Type Reactions Using a Novel Chiral Zirconium Catalyst for the Synthesis of Optically Active β-Amino Acid Derivatives Haruro Ishitani, Masaharu Ueno, and Shū Kobayashi pp 8180–8186 DOI: 10.1021/ja001642p Supporting Info

Electron Tunneling through Water:  Oxidative Quenching of Electronically Excited Ru(tpy)22+ (tpy = 2,2‘:6,2‘ ‘-terpyridine) by Ferric Ions in Aqueous Glasses at 77 K Adrian Ponce, Harry B. Gray, and Jay R. Winkler pp 8187–8191 DOI: 10.1021/ja000017h Supporting Info

From Myoglobin to Heme-Copper Oxidase:  Design and Engineering of a CuB Center into Sperm Whale Myoglobin Jeffrey A. Sigman, Brian C. Kwok, and Yi Lu pp 8192–8196 DOI: 10.1021/ja0015343

Quantum Dynamics of Hydride Transfer in Enzyme Catalysis Cristobal Alhambra, José C. Corchado, Maria Luz Sánchez, Jiali Gao, and Donald G. Truhlar pp 8197–8203 DOI: 10.1021/ja001476l

Mechanistic Studies of Olefin Metathesis by Ruthenium Carbene Complexes Using Electrospray Ionization Tandem Mass Spectrometry Christian Adlhart, Christian Hinderling, Harold Baumann, and Peter Chen pp 8204–8214 DOI: 10.1021/ja9938231 Supporting Info

Two-Phase Azo-Coupling Reactions Driven by Phase-Boundary Potential Across the Liquid|Liquid Interface Young-Tae Kong, Shin-ichiro Imabayashi, and Takashi Kakiuchi pp 8215–8219 DOI: 10.1021/ja993937c

Computational Studies of C6H2 Isomers Kurt W. Sattelmeyer and John F. Stanton pp 8220–8227 DOI: 10.1021/ja9940874 Supporting Info

Vibrational Circular Dichroism of β-Hairpin Peptides Chunxia Zhao, Prasad L. Polavarapu, Chittaranjan Das, and P. Balaram pp 8228–8231 DOI: 10.1021/ja000451j

A Study of the Stereoselectivity in the Dimerization of Ethylidene To Form 2-Butene on Ag(111) G. Wu, D. Stacchiola, M. Kaltchev, and W.T. Tysoe pp 8232–8237 DOI: 10.1021/ja000602i

Relationship between Basicity, Strain, and Intramolecular Hydrogen-Bond Energy in Proton Sponges Siân T. Howard pp 8238–8244 DOI: 10.1021/ja0010094 Supporting Info

Computer Design of Anticancer Drugs. A New Enediyne Warhead Elfi Kraka and Dieter Cremer pp 8245–8264 DOI: 10.1021/ja001017k Supporting Info

Standard Enthalpies of Formation of Fullerenes and Their Dependence on Structural Motifs Jerzy Cioslowski, Niny Rao, and David Moncrieff pp 8265–8270 DOI: 10.1021/ja001109+

Structures of Reactive Nitrenium Ions:  Time-Resolved Infrared Laser Flash Photolysis and Computational Studies of Substituted N-Methyl-N-arylnitrenium Ions Sanjay Srivastava, Patrick H. Ruane, John P. Toscano, Michael B. Sullivan, Christopher J. Cramer, Dominic Chiapperino, Elizabeth C. Reed, and Daniel E. Falvey pp 8271–8278 DOI: 10.1021/ja001184k Supporting Info

Direct Observation of the Wheland Intermediate in Electrophilic Aromatic Substitution. Reversible Formation of Nitrosoarenium Cations Stephan M. Hubig and Jay K. Kochi pp 8279–8288 DOI: 10.1021/ja001318u

Influence of Large Metal Cations on the Photophysical Properties of Texaphyrin, a Rigid Aromatic Chromophore Dirk M. Guldi, Tarak D. Mody, Nikolay N. Gerasimchuk, Darren Magda, and Jonathan L. Sessler pp 8289–8298 DOI: 10.1021/ja001578b

How Do Oxidized Thiolate Ligands Affect the Electronic and Reactivity Properties of a Nitrile Hydratase Model Compound? Irene Kung, Dirk Schweitzer, Jason Shearer, Wendy D. Taylor, Henry L. Jackson, Scott Lovell, and Julie A. Kovacs pp 8299–8300 DOI: 10.1021/ja0017561 Supporting Info

Asymmetric Synthesis of β-Amino Alcohols by Cross-Pinacol Coupling of Planar Chiral Ferrocenecarboxaldehydes with Imines Nobukazu Taniguchi and Motokazu Uemura pp 8301–8302 DOI: 10.1021/ja000479v Supporting Info

Surveying for Surfaces that Resist the Adsorption of Proteins Robert G. Chapman, Emanuele Ostuni, Shuichi Takayama, R. Erik Holmlin, Lin Yan, and George M. Whitesides pp 8303–8304 DOI: 10.1021/ja000774f Supporting Info

Photodetachment of the First Zwitterionic Anions in the Gas Phase:  Probing Intramolecular Coulomb Repulsion and Attraction Xue-Bin Wang, Katherine M. Broadus, Lai-Sheng Wang, and Steven R. Kass pp 8305–8306 DOI: 10.1021/ja001943z Supporting Info

Dipole-Dipole Cross-Correlation at 13C Natural Abundance:  A Structural Tool for Polysaccharides Sébastien J. F. Vincent and Catherine Zwahlen pp 8307–8308 DOI: 10.1021/ja001462f

Photoswitching of Intramolecular Magnetic Interaction Using a Photochromic Spin Coupler:  An ESR Study Kenji Matsuda and Masahiro Irie pp 8309–8310 DOI: 10.1021/ja001767u

Participation of Carboxylate Amino Acid Side Chain in Regiospecific Oxidation of Heme by Heme Oxygenase Hong Zhou, Catharina Taiko Migita, Michihiko Sato, Danyu Sun, Xuhong Zhang, Masao Ikeda-Saito, Hiroshi Fujii, and Tadashi Yoshida pp 8311–8312 DOI: 10.1021/ja0002868 Supporting Info

Chain-Growth Polycondensation for Nonbiological Polyamides of Defined Architecture Tsutomu Yokozawa, Toshinobu Asai, Ryuji Sugi, Shingo Ishigooka, and Shuichi Hiraoka pp 8313–8314 DOI: 10.1021/ja001871b Supporting Info

Thermosensitive Cyclotriphosphazenes Sang Beom Lee, Soo-Chang Song, Jung-Il Jin, and Youn Soo Sohn pp 8315–8316 DOI: 10.1021/ja001542j Supporting Info

Epoxidation of Alkenes by Amine Catalyst Precursors:  Implication of Aminium Ion and Radical Cation Intermediates Mauro F. A. Adamo, Varinder K. Aggarwal, and Matthew A. Sage pp 8317–8318 DOI: 10.1021/ja0004433 Supporting Info

Redox-Induced “Zipper” Action in the Solid State. Unprecedented Single-Crystal to Single-Crystal to Single-Crystal Cascade Conversions in Cs3Bi7Se12. Framework Evolution from 2D to 2D‘ to 3D Lykourgos Iordanidis and Mercouri G. Kanatzidis pp 8319–8320 DOI: 10.1021/ja0015949 Supporting Info

A Novel Protein-Bound Copper−Molybdenum Cluster Graham N. George, Ingrid J. Pickering, Eileen Y. Yu, Roger C. Prince, Sergey A. Bursakov, Olga Yu. Gavel, Isabel Moura, and José J. G. Moura pp 8321–8322 DOI: 10.1021/ja000955h Supporting Info

Symmetry of Posner's Cluster Gabin Treboux, Pierre Layrolle, Noriko Kanzaki, Kazuo Onuma, and Atsuo Ito pp 8323–8324 DOI: 10.1021/ja994286n Supporting Info

Isoprekinamycin Is a Diazobenzo[a]fluorene Rather than a Diazobenzo[b]fluorene Philip J. Proteau, Yongfu Li, Jiong Chen, R. Thomas Williamson, Steven J. Gould, Radoslaw S. Laufer, and Gary I. Dmitrienko pp 8325–8326 DOI: 10.1021/ja001631w Supporting Info

Stereospecific Formation of 1,3-Disilacyclobutanes by Photochemical Treatment of Bimetallic Precursors FpCH2SiR2SiR2CH2Fp (Fp = (η5-C5H5)Fe(CO)2) Yongqiang Zhang, Francisco Cervantes-Lee, and Keith H. Pannell pp 8327–8328 DOI: 10.1021/ja994392p Supporting Info

Highly Stereoselective Intermolecular Radical Addition to Aldehyde Hydrazones from a Chiral 3-Amino-2-oxazolidinone Gregory K. Friestad and Jun Qin pp 8329–8330 DOI: 10.1021/ja002173u Supporting Info

The [4Fe-4S]1+ Cluster of Pyruvate Formate-Lyase Activating Enzyme Generates the Glycyl Radical on Pyruvate Formate-Lyase:  EPR-Detected Single Turnover Timothy F. Henshaw, Jennifer Cheek, and Joan B. Broderick pp 8331–8332 DOI: 10.1021/ja002012q

C62, a Non-Classical Fullerene Incorporating a Four-Membered Ring Wenyuan Qian, Michael D. Bartberger, Salvador J. Pastor, Kendall N. Houk, Charles L. Wilkins, and Yves Rubin pp 8333–8334 DOI: 10.1021/ja001587k Supporting Info

μ6-η2:η2:η2:η2:η2:η2 As a New Bonding Mode for Benzene Mitsukimi Tsunoda and François P. Gabbaï pp 8335–8336 DOI: 10.1021/ja0016598 Supporting Info

Semisynthesis of Hyperphosphorylated Type I TGFβ Receptor:  Addressing the Mechanism of Kinase Activation Morgan Huse, Mande N. Holford, John Kuriyan, and Tom W. Muir pp 8337–8338 DOI: 10.1021/ja001763p Supporting Info

Issue 35

Recognition of DNA Topology in Reactions between Plasmid DNA and Cationic Copolymers Tatiana K. Bronich, Hong Khanh Nguyen, Adi Eisenberg, and Alexander V. Kabanov pp 8339–8343 DOI: 10.1021/ja0011865

DNA Binding Thermodynamics and Sequence Specificity of Chiral Piperazinecarbonyloxyalkyl Derivatives of Anthracene and Pyrene Hans-Christian Becker and Bengt Nordén pp 8344–8349 DOI: 10.1021/ja000464x Supporting Info

Structure, Folding, and Energetics of Cooperative Interactions between the β-Strands of a de Novo Designed Three-Stranded Antiparallel β-Sheet Peptide Samuel R. Griffiths-Jones and Mark S. Searle pp 8350–8356 DOI: 10.1021/ja000787t

Effect of Neutral Pyridine Leaving Groups on the Mechanisms of Influenza Type A Viral Sialidase-Catalyzed and Spontaneous Hydrolysis Reactions of α-d-N-Acetylneuraminides Doug T. H. Chou, Jacqueline N. Watson, Andrew A. Scholte, Thor J. Borgford, and Andrew J. Bennet pp 8357–8364 DOI: 10.1021/ja001641x Supporting Info

An Assessment of Desolvation on Rates of Acetyl Transfer:  Insights into Enzyme Catalysis Victor C. Rucker and Larry D. Byers pp 8365–8369 DOI: 10.1021/ja993341p Supporting Info

The Crystal Structure of a Pyrrolinone−Peptide Hybrid Ligand Bound to the Human Class II MHC Protein HLA-DR1 Kon Ho Lee, Gary L. Olson, David R. Bolin, Andrew B. Benowitz, Paul A. Sprengeler, Amos B. Smith, III, Ralph F. Hirschmann, and Don C. Wiley pp 8370–8375 DOI: 10.1021/ja000994t

Hydrophilic-to-Hydrophobic Volume Ratios as Structural Determinant in Small-Length Scale Amphiphilic Crystalline Systems:  Silver Salts of Phenylacetylene Nitriles with Pendant Oligo(ethylene Oxide) Chains Zhengtao Xu, Y.-H. Kiang, Stephen Lee, Emil B. Lobkovsky, and Nathan Emmott pp 8376–8391 DOI: 10.1021/ja0006651 Supporting Info

Combining MONSSTER and LES/PME to Predict Protein Structure from Amino Acid Sequence:  Application to the Small Protein CMTI-1 Carlos Simmerling, Matthew R. Lee, Angel. R. Ortiz, Andrzej Kolinski, Jeffrey Skolnick, and Peter A. Kollman pp 8392–8402 DOI: 10.1021/ja993119k

Calicheamicin−DNA Recognition:  An Analysis of Seven Different Drug−DNA Complexes Allison Kalben, Santona Pal, Amy Hamilton Andreotti, Suzanne Walker, David Gange, Kaustav Biswas, and Daniel Kahne pp 8403–8412 DOI: 10.1021/ja0005183

The Molecular Basis for Pyrimidine-Selective DNA Binding:  Analysis of Calicheamicin Oligosaccharide Derivatives by Capillary Electrophoresis Kaustav Biswas, Santona Pal, Jeffrey D. Carbeck, and Daniel Kahne pp 8413–8420 DOI: 10.1021/ja000519v

Stereoselective Coupling of Prochiral Radicals with a Chiral C2-Symmetric Nitroxide Rebecca Braslau, Neeta Naik, and Hendrik Zipse pp 8421–8434 DOI: 10.1021/ja000520u Supporting Info

Photochemical Reactions of Coenzyme PQQ (Pyrroloquinolinequinone) and Analogues with Benzyl Alcohol Derivatives via Photoinduced Electron Transfer Shunichi Fukuzumi, Shinobu Itoh, Takashi Komori, Tomoyoshi Suenobu, Akito Ishida, Mamoru Fujitsuka, and Osamu Ito pp 8435–8443 DOI: 10.1021/ja001351g Supporting Info

Carbohydrate Carbocyclization by a Novel Zinc-Mediated Domino Reaction and Ring-Closing Olefin Metathesis Lene Hyldtoft and Robert Madsen pp 8444–8452 DOI: 10.1021/ja001415n Supporting Info

The Total Synthesis of (±)-Ginkgolide B Michael T. Crimmins, Jennifer M. Pace, Philippe G. Nantermet, Agnes S. Kim-Meade, James B. Thomas, Scott H. Watterson, and Allan S. Wagman pp 8453–8463 DOI: 10.1021/ja001747s Supporting Info

Mechanism of Water Oxidation by the μ-Oxo Dimer [(bpy)2(H2O)RuIIIORuIII(OH2)(bpy)2]4+ Robert A. Binstead, Chris W. Chronister, Jinfeng Ni, Chris M. Hartshorn, and Thomas J. Meyer pp 8464–8473 DOI: 10.1021/ja993235n Supporting Info

Dinuclear Platinum Complexes with Hydrogen-Bonding Functionality:  Noncovalent Assembly of Nanoscale Cyclic Arrays Nathan C. Gianneschi, Edward R. T. Tiekink, and Louis M. Rendina pp 8474–8479 DOI: 10.1021/ja994483m Supporting Info

Pentacoordinate Silicon Compounds with SiO5 Skeletons Containing SiOH or SiOSi Groups:  Derivatives of the Pentahydroxosilicate(1−) Anion [Si(OH)5]- and Its Anhydride [(HO)4Si−O−Si(OH)4]2- Reinhold Tacke, Christian Burschka, Ingo Richter, Brigitte Wagner, and Reiner Willeke pp 8480–8485 DOI: 10.1021/ja000637i Supporting Info

Mg(NH3)6Hg22, a Mercury Intercalation Compound In-Chur Hwang, Thomas Drews, and Konrad Seppelt pp 8486–8489 DOI: 10.1021/ja000960l Supporting Info

Kinetics and Mechanism of the Thermal Rearrangement of [1.1.1]Propellane Oliver Jarosch, Robin Walsh, and Günter Szeimies pp 8490–8494 DOI: 10.1021/ja994043v Supporting Info

Spectroscopic and Electronic Structure Description of the Reduced Binuclear Non-Heme Iron Active Site in Ribonucleotide Reductase from E. coli:  Comparison to Reduced Δ9 Desaturase and Electronic Structure Contributions to Differences in O2 Reactivity Yi-Shan Yang, Jeffrey Baldwin, Brenda A. Ley, J. Martin Bollinger, Jr., and Edward I. Solomon pp 8495–8510 DOI: 10.1021/ja994406r Supporting Info

Excited-State Exchange Coupling in Bent Mn(III)−O−Mn(III) Complexes:  Dominance of the π/σ Superexchange Pathway and Its Possible Contributions to the Reactivities of Binuclear Metalloproteins Thomas C. Brunold, Daniel R. Gamelin, and Edward I. Solomon pp 8511–8523 DOI: 10.1021/ja000264l Supporting Info

Temperature-Dependent Volume Change of the Initial Step of the Photoreaction of Photoactive Yellow Protein (PYP) Studied by Transient Grating Kan Takeshita, Noboru Hirota, Yasushi Imamoto, Mikio Kataoka, Fumio Tokunaga, and Masahide Terazima pp 8524–8528 DOI: 10.1021/ja000426d

Interaction of π-Conjugated Organic Molecules with π-Bonded Semiconductor Surfaces:  Structure, Selectivity, and Mechanistic Implications Michael P. Schwartz, Mark D. Ellison, Sarah K. Coulter, Jennifer S. Hovis, and Robert J. Hamers pp 8529–8538 DOI: 10.1021/ja000928r

A Mechanistic Study of Isopenicillin N Formation Using Density Functional Theory Maria Wirstam and Per E. M. Siegbahn pp 8539–8547 DOI: 10.1021/ja001103k

Noncovalent Interactions of Nucleic Acid Bases (Uracil, Thymine, and Adenine) with Alkali Metal Ions. Threshold Collision-Induced Dissociation and Theoretical Studies M. T. Rodgers and P. B. Armentrout pp 8548–8558 DOI: 10.1021/ja001638d Supporting Info

Aliphatic Carbon−Fluorine Bond Activation Using (C5Me5)2ZrH2 Bradley M. Kraft, Rene J. Lachicotte, and William D. Jones pp 8559–8560 DOI: 10.1021/ja001006r

Amplified Fluorescence Quenching in a Poly(p-phenylene)-Based Cationic Polyelectrolyte Benjamin S. Harrison, Michael B. Ramey, John R. Reynolds, and Kirk S. Schanze pp 8561–8562 DOI: 10.1021/ja000819c Supporting Info

The Nature of the Continuum in Multibubble Sonoluminescence William B. McNamara, III, Yuri T. Didenko, and Kenneth S. Suslick pp 8563–8564 DOI: 10.1021/ja001238q

A Poly(p-phenyleneethynylene) with a Highly Emissive Aggregated Phase Robert Deans, Jinsang Kim, Michelle R. Machacek, and Timothy M. Swager pp 8565–8566 DOI: 10.1021/ja0007298 Supporting Info

A Large Difference in the Thermodynamics of Binding of Isofagomine and 1-Deoxynojirimycin to β-Glucosidase Anne Bülow, Igor W. Plesner, and Mikael Bols pp 8567–8568 DOI: 10.1021/ja001762x Supporting Info

Umpolung of a Metal−Carbon Bond:  A Potential Route to Porphyrin-Based Methane Functionalization Catalysts Andrew P. Nelson and Stephen G. DiMagno pp 8569–8570 DOI: 10.1021/ja001380r Supporting Info

The Di-π-methane Reaction of 3,3-Dimethyl-1,3-Diphenylpropene Revisited:  Dynamics and Barriers for Competitive Singlet State Reactions Frederick D. Lewis, Xiaobing Zuo, Rajdeep S. Kalgutkar, Miguel A. Miranda, Enrique Font-Sanchis, and Julia Perez-Prieto pp 8571–8572 DOI: 10.1021/ja001724d

The Formation and Behavior of Fluorescent Lewis Acid−Base Exciplexes and Triplexes Frederick D. Lewis, Ling-Shu Li, Todd L. Kurth, and Rajdeep S. Kalgutkar pp 8573–8574 DOI: 10.1021/ja001924p

Novel Acid-Catalyzed Hydrolysis of an Intermediate from a Photorearrangement of Stilbenes Tong-Ing Ho, Jinn-Hsuan Ho, and Jin-Yi Wu pp 8575–8576 DOI: 10.1021/ja0011562 Supporting Info

4-Boratastyrylstilbene and 1,4-Bis(boratastyryl)benzene:  Synthesis, Structural Characterization, and Photophysics Bun Yeoul Lee and Guillermo C. Bazan pp 8577–8578 DOI: 10.1021/ja001873w Supporting Info

First Demonstration of Helical Chirality in 1,4-Disubstituted (Z,Z)-1,3-Dienes:  R3Si−SnR‘3-Mediated Cyclization of 1,6-Diynes Sandra Gréau, Branko Radetich, and T. V. RajanBabu pp 8579–8580 DOI: 10.1021/ja0015500 Supporting Info

Synthesis and Magnetic Studies of Uniform Iron Nanorods and Nanospheres Sang-Jae Park, Seungsoo Kim, Suyoun Lee, Zheong G. Khim, Kookrin Char, and Taeghwan Hyeon pp 8581–8582 DOI: 10.1021/ja001628c Supporting Info

High Efficiency Near-IR Emission of Nd(III) Based on Low-Vibrational Environment in Cages of Nanosized Zeolites Yuji Wada, Tatsuya Okubo, Munenori Ryo, Toru Nakazawa, Yasuchika Hasegawa, and Shozo Yanagida pp 8583–8584 DOI: 10.1021/ja0020557

Photochemistry of 2-Benzofurylchlorocarbene:  Characterization of a 2,3-Didehydro-2H-pyran Tania Khasanova and Robert S. Sheridan pp 8585–8586 DOI: 10.1021/ja002281g Supporting Info

Tandem Intramolecular Silylformylation−Allylsilylation Michael J. Zacuto and James L. Leighton pp 8587–8588 DOI: 10.1021/ja002425r Supporting Info

Issue 36

Photoelectrophoretic Transport and Hybridization of DNA Oligonucleotides on Unpatterned Silicon Substrates Christian Gurtner, Carl F. Edman, Rachel E. Formosa, and Michael J. Heller pp 8589–8594 DOI: 10.1021/ja000487b

Cyclohexene Nucleic Acids (CeNA):  Serum Stable Oligonucleotides that Activate RNase H and Increase Duplex Stability with Complementary RNA Jing Wang, Birgit Verbeure, Ingrid Luyten, Eveline Lescrinier, Matthias Froeyen, Chris Hendrix, Helmut Rosemeyer, Frank Seela, Arthur Van Aerschot, and Piet Herdewijn pp 8595–8602 DOI: 10.1021/ja000018+ Supporting Info

Oxidative Repair of a Thymine Dimer in DNA from a Distance by a Covalently Linked Organic Intercalator David A. Vicic, Duncan T. Odom, Megan E. Núñez, Diego A. Gianolio, Larry W. McLaughlin, and Jacqueline K. Barton pp 8603–8611 DOI: 10.1021/ja000280i

Differential Carbohydrate Recognition of Two GlcNAc-6-sulfotransferases with Possible Roles in L-Selectin Ligand Biosynthesis Brian N. Cook, Sunil Bhakta, Teresa Biegel, Kendra G. Bowman, Joshua I. Armstrong, Stefan Hemmerich, and Carolyn R. Bertozzi pp 8612–8622 DOI: 10.1021/ja001224k

Folding Studies on the Human Chorionic Gonadotropin β-Subunit Using Optical Spectroscopy of Peptide Fragments R. A. Gangani D. Silva, Simon A. Sherman, Fulvio Perini, Elliott Bedows, and Timothy A. Keiderling pp 8623–8630 DOI: 10.1021/ja0013172

Viscosity Dependence of the Chemically Induced Electron-Exchange Chemiluminescence Triggered from a Bicyclic Dioxetane Waldemar Adam, Masakatsu Matsumoto, and Alexei V. Trofimov pp 8631–8634 DOI: 10.1021/ja000408w Supporting Info

Structure Characterization, Biomimetic Total Synthesis, and Optical Purity of Two New Pyrrolidine Alkaloids, Pandamarilactonine-A and -B, Isolated from Pandanus amaryllifolius Roxb. Hiromitsu Takayama, Tomotake Ichikawa, Toshiyuki Kuwajima, Mariko Kitajima, Hiroko Seki, Norio Aimi, and Maribel G. Nonato pp 8635–8639 DOI: 10.1021/ja0009929 Supporting Info

Are n-BuLi/TMEDA-Mediated Arene Ortholithiations Directed? Substituent-Dependent Rates, Substituent-Independent Mechanisms Scott T. Chadwick, Roger A. Rennels, Jennifer L. Rutherford, and David B. Collum pp 8640–8647 DOI: 10.1021/ja001471o Supporting Info

Novel Vesicular Aggregates of Crown-Appended Cholesterol Derivatives Which Act as Gelators of Organic Solvents and as Templates for Silica Transcription Jong Hwa Jung, Yoshiyuki Ono, Kazuo Sakurai, Masahito Sano, and Seiji Shinkai pp 8648–8653 DOI: 10.1021/ja001623f Supporting Info

Evolution of a Gram-Scale Synthesis of (+)-Discodermolide Amos B. Smith III, Thomas J. Beauchamp, Matthew J. LaMarche, Michael D. Kaufman, Yuping Qiu, Hirokazu Arimoto, David R. Jones, and Kaoru Kobayashi pp 8654–8664 DOI: 10.1021/ja0015287 Supporting Info

Enantiospecific Synthesis of (+)-Byssochlamic Acid, a Nonadride from the Ascomycete Byssochlamys fulva James D. White, Jungchul Kim, and Nicholas E. Drapela pp 8665–8671 DOI: 10.1021/ja001898v Supporting Info

A New Method for Stereocontrolled Synthesis of Substituted Tetrahydrothiophenes Andrés Molina Ponce and Larry E. Overman pp 8672–8676 DOI: 10.1021/ja001975m Supporting Info

New Insights into the Mechanisms of O−O Bond Cleavage of Hydrogen Peroxide and tert-Alkyl Hydroperoxides by Iron(III) Porphyrin Complexes Wonwoo Nam, Hui Jung Han, So-Young Oh, Yoon Jung Lee, Mee-Hwa Choi, So-Yeop Han, Cheal Kim, Seung Kyun Woo, and Woonsup Shin pp 8677–8684 DOI: 10.1021/ja994403e

Hydrogen Bonding in Transition Metal Complexes:  Synthesis, Dynamics, and Reactivity of Platinum Hydride Bifluoride Complexes Naseralla A. Jasim and Robin N. Perutz pp 8685–8693 DOI: 10.1021/ja0010913

Low-Temperature Oxygen Migration and Negative Thermal Expansion in ZrW2-xMoxO8 J. S. O. Evans, P. A. Hanson, R. M. Ibberson, N. Duan, U. Kameswari, and A. W. Sleight pp 8694–8699 DOI: 10.1021/ja0013428 Supporting Info

Functional Significance of Hierarchical Tiers in Carbonmonoxy Myoglobin:  Conformational Substates and Transitions Studied by Conformational Flooding Simulations Brita G. Schulze, Helmut Grubmüller, and Jeffrey D. Evanseck pp 8700–8711 DOI: 10.1021/ja993788y

Q-Band ENDOR (Electron Nuclear Double Resonance) of the Heme o3 Liganding Environment at the Binuclear Center in Cytochrome bo3 from Escherichia coli Andrei V. Veselov, Jeffrey P. Osborne, Robert B. Gennis, and Charles P. Scholes pp 8712–8716 DOI: 10.1021/ja000688f

Syntheses and 1H NMR Spectroscopy of Rigid, Cofacially Aligned, Porphyrin−Bridge−Quinone Systems in Which the Interplanar Separations between the Porphyrin, Aromatic Bridge, and Quinone Are Less than the Sum of Their Respective van der Waals Radii Peter M. Iovine, Matthew A. Kellett, Naomi P. Redmore, and Michael J. Therien pp 8717–8727 DOI: 10.1021/ja000759a Supporting Info

A Quantum Mechanical/Molecular Mechanical Study of the Hydroxylation of Phenol and Halogenated Derivatives by Phenol Hydroxylase Lars Ridder, Adrian J. Mulholland, Ivonne M. C. M. Rietjens, and Jacques Vervoort pp 8728–8738 DOI: 10.1021/ja0007814 Supporting Info

Unusual Ionic Hydrogen Bonds:  Complexes of Acetylides and Fluoroform Michael L. Chabinyc and John I. Brauman pp 8739–8745 DOI: 10.1021/ja000806z

Binuclear Homoleptic Iron Carbonyls:  Incorporation of Formal Iron−Iron Single, Double, Triple, and Quadruple Bonds, Fe2(CO)x (x = 9, 8, 7, 6) Yaoming Xie, Henry F. Schaefer III, and R. Bruce King pp 8746–8761 DOI: 10.1021/ja001162y

Ab Initio Molecular Orbital Study of the Catalytic Mechanism of Glycosyltransferases:  Description of Reaction Pathways and Determination of Transition-State Structures for Inverting N-Acetylglucosaminyltransferases Igor Tvaroska, Isabelle André, and Jeremy P. Carver pp 8762–8776 DOI: 10.1021/ja001525u

Light-Activated Gene Expression Federico G. Cruz, John T. Koh, and Kristian H. Link pp 8777–8778 DOI: 10.1021/ja001804h Supporting Info

Steady-State Kinetics of Ricin A-Chain Reaction with the Sarcin−Ricin Loop and with HIV-1 Ψ-RNA Hairpins Evaluated by Direct Infusion Electrospray Ionization Mass Spectrometry Daniele Fabris pp 8779–8780 DOI: 10.1021/ja0019676

m-Benzyne Reacts as an Electrophile Eric D. Nelson, Alexander Artau, Jason M. Price, and Hilkka I. Kenttämaa pp 8781–8782 DOI: 10.1021/ja001837x

Non-Statistical Effects in the Gas Phase SN2 Reaction D. S. Tonner and T. B. McMahon pp 8783–8784 DOI: 10.1021/ja000881+

[2,6-Trip2H3C6Sn(μ-H)]2 (Trip = C6H2-2,4,6-i-Pr3):  Synthesis and Structure of a Divalent Group 14 Element Hydride Barrett E. Eichler and Philip P. Power pp 8785–8786 DOI: 10.1021/ja000180c Supporting Info

Chirality Transfer from 4-Methylcyclohexylidenemethyl(phenyl)iodonium Tetrafluoroborate to 4-Methylcycloheptanone during Solvolysis:  Evidence against a Primary Vinylic Cation as Intermediate Morifumi Fujita, Yuichi Sakanishi, and Tadashi Okuyama pp 8787–8788 DOI: 10.1021/ja001509x

The First Covalent Organic−Inorganic Networks of Hybrid Chalcogenides:  Structures That May Lead to a New Type of Quantum Wells Xiaoying Huang and Jing LiHuaxiang Fu pp 8789–8790 DOI: 10.1021/ja002224n Supporting Info

Steam-Stable Aluminosilicate Mesostructures Assembled from Zeolite Type Y Seeds Yu Liu, Wenzhong Zhang, and Thomas J. Pinnavaia pp 8791–8792 DOI: 10.1021/ja001615z

Enantioselective Synthesis of the Cyclopentyl Core of the Axinellamines Jeremy T. Starr, Guido Koch, and Erick M. Carreira pp 8793–8794 DOI: 10.1021/ja0019575 Supporting Info

Supramolecular Catalysis of Olefin [2 + 2] Photodimerization Dario M. Bassani, Vincent Darcos, Sarah Mahony, and Jean-Pierre Desvergne pp 8795–8796 DOI: 10.1021/ja002089e Supporting Info

Discovery of the First Metallaquinone Nissan Ashkenazi, Arkadi Vigalok, Srinivasan Parthiban, Yehoshoa Ben-David, Linda J. W. Shimon, Jan M. L. Martin, and David Milstein pp 8797–8798 DOI: 10.1021/ja001759d Supporting Info

Reactivity of a Parent Amidoruthenium Complex:  A Transition Metal Amide of Exceptionally High Basicity J. Robin Fulton, Marco W. Bouwkamp, and Robert G. Bergman pp 8799–8800 DOI: 10.1021/ja001622n Supporting Info

Diameter-Selective Synthesis of Semiconductor Nanowires Mark S. Gudiksen and Charles M. Lieber pp 8801–8802 DOI: 10.1021/ja002008e

Rational Design of an Unnatural Base Pair with Increased Kinetic Selectivity Anthony K. Ogawa, Yiqin Wu, Markus Berger, Peter G. Schultz, and Floyd E. Romesberg pp 8803–8804 DOI: 10.1021/ja001450u Supporting Info

Genomics:  The Science and Technology behind the Human Genome Project By Charles R. Cantor and Cassandra L. Smith (Boston University). John Wiley & Sons, Inc.:  New York. 1999. xviii + 565 pp. $89.95. ISBN 0-471-59908-5. Brenda F. Baker p 8805 DOI: 10.1021/ja995725l

Advances in Supramolecular Chemistry. Volume 6 Edited by George W. Gokel (Washington University School of Medicine). JAI Press:  Stamford, CT. 2000. x + 316 pp. $115.00. ISBN 0-7623-0557-6 Michael J. Krische pp 8805–8806 DOI: 10.1021/ja004727z

Molecular Modeling and Prediction of Bioactivity Edited by Klaus Gundertofte (H. Lundbec A/S) and Flemming Steen Jorgensen (Royal Danish School of Pharmacy). Kluwer Academic/Plenum Publishers:  New York. 2000. xvi + 502 pp. $110. ISBN 0-306-46217-6. p 8806 DOI: 10.1021/ja0047525

In Our Own Image:  Personal Symmetry in Discovery By István Hargittai (Budapest Technical Univeristy, Eötvös Loránd University and Hungarian Academy) and Magdolna Hargittai (Eötvös Loránd University and Hungarian Academy). Kluwer Academic/Plenum Publishers:  New York. 2000. x + 236 pp. $49.95. ISBN 0-306-46091-2. p 8806 DOI: 10.1021/ja004766a

Current Methods in Inorganic Chemistry. Volume 1. Theoretical Foundations of Molecular Magnetism By Roman Boca (Slovak Technical University). Elsevier:  Amsterdam and New York. 1999. xiii + 874 pp. ISBN 0-444-50229-7 David A. Dixon p 8806 DOI: 10.1021/ja995800s

Issue 37

Synthesis and Characterization of 3‘,4‘-Anhydroadenosylcobalamin:  A Coenzyme B12 Analogue with Unusual Properties Olafur Th. Magnusson and Perry A. Frey pp 8807–8813 DOI: 10.1021/ja0013780

Efficient Inorganic Deoxyribonucleases. Greater than 50-Million-Fold Rate Enhancement in Enzyme-Like DNA Cleavage Alavattam Sreedhara, John D. Freed, and J. A. Cowan pp 8814–8824 DOI: 10.1021/ja994411v Supporting Info

Chondropsins A and B:  Novel Tumor Cell Growth-Inhibitory Macrolide Lactams from the Marine Sponge Chondropsis sp Charles L. Cantrell, Kirk R. Gustafson, Margaret R. Cecere, Lewis K. Pannell, and Michael R. Boyd pp 8825–8829 DOI: 10.1021/ja0010711 Supporting Info

Conformational Study of Helical Poly(propiolic esters) in Solution Ryoji Nomura, Yasunori Fukushima, Hideo Nakako, and Toshio Masuda pp 8830–8836 DOI: 10.1021/ja000877y Supporting Info

The Chemistry of Trichlorosilyl Enolates. Aldol Addition Reactions of Methyl Ketones Scott E. Denmark and Robert A. Stavenger pp 8837–8847 DOI: 10.1021/ja001023g Supporting Info

Reaction of the Cyclic Thionylphosphazene NSOCl[NPCl2]2 with Halide Abstraction Agents:  An Ambient Temperature Ring-Opening Polymerization (ROP) Route to Poly(thionylphosphazenes) Andrew R. McWilliams, Derek P. Gates, Mark Edwards, Louise M. Liable-Sands, Ilia Guzei, Arnold L. Rheingold, and Ian Manners pp 8848–8855 DOI: 10.1021/ja001223s Supporting Info

Synthesis and Recognition Properties of Aromatic Amide Oligomers:  Molecular Zippers Adrian P. Bisson, Fiona J. Carver, Drake S. Eggleston, R. Curtis Haltiwanger, Christopher A. Hunter, David L. Livingstone, James F. McCabe, Carmen Rotger, and Alan E. Rowan pp 8856–8868 DOI: 10.1021/ja0012671 Supporting Info

A Novel β-Directing Fructofuranosyl Donor Concept. Stereospecific Synthesis of Sucrose Stefan Oscarson and Fernando W. Sehgelmeble pp 8869–8872 DOI: 10.1021/ja001439u

Higher Selectivity at Higher Temperatures! Effect of Precursor Stereochemistry on Diastereoselectivity in Radical Allylations. Insight into the Role of the Lewis Acid Mukund P. Sibi and Tara R. Rheault pp 8873–8879 DOI: 10.1021/ja001456j

Self-Folding Cavitands of Nanoscale Dimensions Ulrich Lücking, Fabio C. Tucci, Dmitry M. Rudkevich, and Julius Rebek, Jr. pp 8880–8889 DOI: 10.1021/ja001562l

A Novel Application of a Pd(0)-Catalyzed Nucleophilic Substitution Reaction to the Regio- and Stereoselective Synthesis of Lactam Analogues of the Epothilone Natural Products Robert M. Borzilleri, Xiaoping Zheng, Robert J. Schmidt, James A. Johnson, Soong-Hoon Kim, John D. DiMarco, Craig R. Fairchild, Jack Z. Gougoutas, Francis Y. F. Lee, Byron H. Long, and Gregory D. Vite pp 8890–8897 DOI: 10.1021/ja001899n Supporting Info

Synthesis and Conformational Characterization of Tethered, Self-Complexing 1,5-Dialkoxynaphthalene/1,4,5,8-Naphthalenetetracarboxylic Diimide Systems Andrew J. Zych and Brent L. Iverson pp 8898–8909 DOI: 10.1021/ja0019225 Supporting Info

Synthesis of Superlattices of Intercalated Transition Metal Dichalcogenides T. A. Hughes, S. D. Kevan, D. E. Cox, and D. C. Johnson pp 8910–8915 DOI: 10.1021/ja994140o

Facile and Reversible Cleavage of C−F Bonds. Contrasting Thermodynamic Selectivity for RuCF2H vs FOsCFH Dejian Huang, Patrick R. Koren, Kirsten Folting, Ernest R. Davidson, and Kenneth G. Caulton pp 8916–8931 DOI: 10.1021/ja001646u Supporting Info

Self-Assembling Solid Oxide Fuel Cell Materials:  Mesoporous Yttria-Zirconia and Metal-Yttria-Zirconia Solid Solutions Marc Mamak, Neil Coombs, and Geoffrey Ozin pp 8932–8939 DOI: 10.1021/ja0013677

Gadolinium-Loaded Nanoparticles:  New Contrast Agents for Magnetic Resonance Imaging Charles H. Reynolds, Nikoi Annan, Kebede Beshah, Jon H. Huber, Steven H. Shaber, Robert E. Lenkinski, and Jeffrey A. Wortman pp 8940–8945 DOI: 10.1021/ja001426g

Design, Synthesis, and Characterization of Templated Metal Sites in Porous Organic Hosts:  Application to Reversible Dioxygen Binding Anjal C. Sharma and A. S. Borovik pp 8946–8955 DOI: 10.1021/ja0014739

Self-Assembly Triangular and Square Rhenium(I) Tricarbonyl Complexes:  A Comprehensive Study of Their Preparation, Electrochemistry, Photophysics, Photochemistry, and Host−Guest Properties Shih-Sheng Sun and Alistair J. Lees pp 8956–8967 DOI: 10.1021/ja001677p Supporting Info

A Kinetic Study of Ethylene and 1-Hexene Homo- and Copolymerization Catalyzed by a Silica-Supported Cr(IV) Complex:  Evidence for Propagation by a Migratory Insertion Mechanism Jamila Amor Nait Ajjou and Susannah L. Scott pp 8968–8976 DOI: 10.1021/ja001693m

A Model “Rebound” Mechanism of Hydroxylation by Cytochrome P450:  Stepwise and Effectively Concerted Pathways, and Their Reactivity Patterns François Ogliaro, Nathan Harris, Shimrit Cohen, Michael Filatov, Samuël P. de Visser, and Sason Shaik pp 8977–8989 DOI: 10.1021/ja991878x Supporting Info

Theoretical Investigation of Reaction Mechanisms for Carboxylic Acid Formation in the Atmosphere P. Aplincourt and M. F. Ruiz-López pp 8990–8997 DOI: 10.1021/ja000731z

Influence of Polyelectrolyte Multilayer Films on Calcium Phosphate Nucleation P. A. Ngankam, Ph. Lavalle, J. C. Voegel, L. Szyk, G. Decher, P. Schaaf, and F. J. G. Cuisinier pp 8998–9005 DOI: 10.1021/ja000783o

Molecular Packing and Photoluminescence Efficiency in Odd-Membered Oligothiophene S,S-Dioxides Luciano Antolini, Emilio Tedesco, Giovanna Barbarella, Laura Favaretto, Giovanna Sotgiu, Massimo Zambianchi, Daniele Casarini, Giuseppe Gigli, and Roberto Cingolani pp 9006–9013 DOI: 10.1021/ja000834h Supporting Info

Probing Electrostatic Effects:  Formation and Characterization of Zwitterionic Ions and Their “Neutral” Counterparts in the Gas Phase Katherine M. Broadus and Steven R. Kass pp 9014–9018 DOI: 10.1021/ja0016708

Supercontraction and Backbone Dynamics in Spider Silk:  13C and 2H NMR Studies Zhitong Yang, Oskar Liivak, Andreas Seidel, George LaVerde, David B. Zax, and Lynn W. Jelinski pp 9019–9025 DOI: 10.1021/ja0017099

Metal Template-Assisted Block Copolymer Synthesis:  Use of Solvent Polarity to Control Chain Conformation and Reactivity at the Metal Core Cassandra L. Fraser, Adam P. Smith, and Xufeng Wu pp 9026–9027 DOI: 10.1021/ja001360p Supporting Info

Uncoupled Adjacent Amide Vibrations in Small Peptides Guido Mix, Reinhard Schweitzer-Stenner, and Sanford A. Asher pp 9028–9029 DOI: 10.1021/ja0004783

Nickel-Catalyzed Acylstannylation of 1,3-Dienes:  Synthesis and Reaction of ε-Oxoallylstannanes Eiji Shirakawa, Yoshiaki Nakao, Hiroto Yoshida, and Tamejiro Hiyama pp 9030–9031 DOI: 10.1021/ja0020409 Supporting Info

Coupling of Ground-State Molecular Vibrations to Low-Energy Electronic Transition of Ruthenium(III,II) Porphyrin Dimers Taira Imamura, Kenji Funatsu, Shen Ye, Yoshiyuki Morioka, Kohei Uosaki, and Yoichi Sasaki pp 9032–9033 DOI: 10.1021/ja994297g Supporting Info

The First Three-Membered Unsaturated Rings Consisting of Different Heavier Group 14 Elements:  1-Disilagermirene with a SiSi Double Bond and Its Isomerization to a 2-Disilagermirene with a SiGe Double Bond Vladimir Ya. Lee, Masaaki Ichinohe, and Akira SekiguchiNozomi Takagi and Shigeru Nagase pp 9034–9035 DOI: 10.1021/ja001551s Supporting Info

Application of Palladium-Catalyzed Cycloalkenylation Reaction to C20 Gibberellin Synthesis:  Formal Syntheses of GA12, GA111, and GA112 Masahiro Toyota, Tomoyuki Odashima, Toshihiro Wada, and Masataka Ihara pp 9036–9037 DOI: 10.1021/ja0017413 Supporting Info

Reduction of Fulleroids C71H2:  Probing the Magnetic Properties of C706- Tamar Sternfeld, Roy E. Hoffman, Carlo Thilgen, François Diederich, and Mordecai Rabinovitz pp 9038–9039 DOI: 10.1021/ja0014077

Rapid and Selective Selenium-Mediated Autoligation of DNA Strands Yanzheng Xu and Eric T. Kool pp 9040–9041 DOI: 10.1021/ja994019h Supporting Info

Synthesis of Gallic Acid and Pyrogallol from Glucose:  Replacing Natural Product Isolation with Microbial Catalysis Spiros Kambourakis, K. M. Draths, and J. W. Frost pp 9042–9043 DOI: 10.1021/ja000853r Supporting Info

Enantioselective Total Synthesis of Nicandrenones Brian M. Stoltz, Taichi Kano, and E. J. Corey pp 9044–9045 DOI: 10.1021/ja0024892 Supporting Info

A Ni(Salen)-Biotin Conjugate for Rapid Isolation of Accessible DNA Xiang Zhou, Jason Shearer, and Steven E. Rokita pp 9046–9047 DOI: 10.1021/ja0018670 Supporting Info

Variations in DNA Charge Transport with Nucleotide Composition and Sequence Tashica T. Williams, Duncan T. Odom, and Jacqueline K. Barton pp 9048–9049 DOI: 10.1021/ja001552k Supporting Info

Loading a Porphyrin with Fullerene Units Alexander Rieder and Bernhard Kräutler pp 9050–9051 DOI: 10.1021/ja000975j

CS2N3, A Novel Pseudohalogen Margaret-Jane Crawford, Thomas M. Klapötke, Peter Klüfers, Peter Mayer, and Peter S. White pp 9052–9053 DOI: 10.1021/ja001457b Supporting Info

An Intramolecular Boron−Boron One-Electron σ-Bond James D. Hoefelmeyer and François P. Gabbaï pp 9054–9055 DOI: 10.1021/ja001739b Supporting Info

Determination by High Field NMR Spectroscopy of the Longitudinal Electron Relaxation Rate in Cu(II) Plastocyanin from Anabaena variabilis  [J. Am. Chem. Soc. 2000, 122, 7823−7824]. Lixin Ma and Jens J. Led p 9056 DOI: 10.1021/ja0046564

Small Ring Compounds in Organic Synthesis VI. Topics in Current Chemistry 207 Edited by Armin de Meijere (Institut für Organische Chemie der Georg-August-Universität). Springer-Verlag:  Berlin. x + 230 pp. $154.00. ISBN 3-540-66471-8. Terence C. Morrill p 9056 DOI: 10.1021/ja004713t

Supercritical Fluid:  Methods and Protocols. Methods in Biotechnology 13 Edited by John R. Williams (Sultan Qaboos University, Sultanate of Oman) and Anthony A. Clifford (School of Chemistry, Leeds, UK). Humana Press:  Totawa, NJ. 2000. xiv + 256 pp. $99.50. ISBN 0-89603-571-9. p 9056 DOI: 10.1021/ja004764q

Chemistry, Society and Environment:  A New History of the British Chemical Industry Edited by Colin A. Russell (The Open University, Milton Keynes). Royal Society of Chemistry:  Cambridge. 2000. xvi + 372 pp. £59.50. ISBN 0-85404-599-6. p 9056 DOI: 10.1021/ja004768v

Issue 38

Web Submission of JACS Communications Allen J. Bard p 9057 DOI: 10.1021/ja0046970

Palladium-Catalyzed C−C Coupling under Thermomorphic Conditions David E. Bergbreiter, Philip L. Osburn, Allan Wilson, and Erin M. Sink pp 9058–9064 DOI: 10.1021/ja001708g

Studies of UDP-Galactopyranose Mutase from Escherichia coli:  An Unusual Role of Reduced FAD in Its Catalysis Qibo Zhang and Hung-wen Liu pp 9065–9070 DOI: 10.1021/ja001333z

Colloidal Au-Enhanced Surface Plasmon Resonance for Ultrasensitive Detection of DNA Hybridization Lin He, Michael D. Musick, Sheila R. Nicewarner, Frank G. Salinas, Stephen J. Benkovic, Michael J. Natan, and Christine D. Keating pp 9071–9077 DOI: 10.1021/ja001215b Supporting Info

Photolysis of Hexafluoro-2-butyne/Ozone Mixtures in Cryogenic Matrices K. A. Singmaster, S. Jonnalagadda, and S. Chan pp 9078–9088 DOI: 10.1021/ja992654h Supporting Info

Reverse Prenyl Transferases Exhibit Poor Facial Discrimination in the Biosynthesis of Paraherquamide A, Brevianamide A, and Austamide Emily M. Stocking, Robert M. Williams, and Juan F. Sanz-Cervera pp 9089–9098 DOI: 10.1021/ja993593q Supporting Info

Total Synthesis of Thyrsiferyl 23-Acetate, a Specific Inhibitor of Protein Phosphatase 2A and an Anti-Leukemic Inducer of Apoptosis Isabel C. González and Craig J. Forsyth pp 9099–9108 DOI: 10.1021/ja000001r Supporting Info

Molecular Design and Polymer Structure Control Based on Polymer Crystal Engineering. Topochemical Polymerization of 1,3-Diene Mono- and Dicarboxylic Acid Derivatives Bearing a Naphthylmethylammonium Group as the Countercation Akikazu Matsumoto, Sadamu Nagahama, and Toru Odani pp 9109–9119 DOI: 10.1021/ja001093n Supporting Info

Isolable, Stable Diselenocarboxylate and Selenothiocarboxylate Salts:  Syntheses, Structures, and Reactivities of 2-(1,3-Dimethylimidazolidinio)diselenocarboxylate and 2-(1,3-Dimethylimidazolidinio)selenothiocarboxylate Juzo Nakayama, Taku Kitahara, Yoshiaki Sugihara, Akira Sakamoto, and Akihiko Ishii pp 9120–9126 DOI: 10.1021/ja001213r Supporting Info

Nondynamic and Dynamic Kinetic Resolution of Lactones with Stereogenic Centers and Axes:  Stereoselective Total Synthesis of Herbertenediol and Mastigophorenes A and B Gerhard Bringmann, Thomas Pabst, Petra Henschel, Jürgen Kraus, Karl Peters, Eva-Maria Peters, David S. Rycroft, and Joseph D. Connolly pp 9127–9133 DOI: 10.1021/ja001455r Supporting Info

Enantioselective Lewis Acid Catalyzed Michael Reactions of Alkylidene Malonates. Catalysis by C2-Symmetric Bis(oxazoline) Copper(II) Complexes in the Synthesis of Chiral, Differentiated Glutarate Esters David A. Evans, Tomislav Rovis, Marisa C. Kozlowski, C. Wade Downey, and Jason S. Tedrow pp 9134–9142 DOI: 10.1021/ja002246+ Supporting Info

Density Functional Theory Study of Redox Pairs. 1. Dinuclear Iron Complexes That Undergo Multielectron Redox Reactions Accompanied by a Reversible Structural Change Mu-Hyun Baik, Tom Ziegler, and Cynthia K. Schauer pp 9143–9154 DOI: 10.1021/ja993522r Supporting Info

An Acidity Scale for Phosphorus-Containing Compounds Including Metal Hydrides and Dihydrogen Complexes in THF:  Toward the Unification of Acidity Scales Kamaluddin Abdur-Rashid, Tina P. Fong, Bronwyn Greaves, Dmitry G. Gusev, Justin G. Hinman, Shaun E. Landau, Alan J. Lough, and Robert H. Morris pp 9155–9171 DOI: 10.1021/ja994428d Supporting Info

Interaction of Urea with a Hydroxide-Bridged Dinuclear Nickel Center:  An Alternative Model for the Mechanism of Urease Amy M. Barrios and Stephen J. Lippard pp 9172–9177 DOI: 10.1021/ja000202v Supporting Info

Synthesis, Structure, and Bonding of a Molecular Metalloid Ga19 Cluster Anion A. Schnepf, G. Stösser, and H. Schnöckel pp 9178–9181 DOI: 10.1021/ja000990o Supporting Info

Stereochemistry and Pseudosymmetries in Main Chain Polymeric Free Radicals Elizabeth J. Harbron, Vanessa P. McCaffrey, Ruixin Xu, and Malcolm D. E. Forbes pp 9182–9188 DOI: 10.1021/ja993381t

A Simple Method for Calculating Quantum Effects on the Temperature Dependence of Bimolecular Reaction Rates:  Application to H2 + H → H + H2 and CH4 + H → CH3 + H2 David Z. Goodson, Dustin W. Roelse, Wan-Ting Chiang, Steven M. Valone, and J. D. Doll pp 9189–9195 DOI: 10.1021/ja000674+

New Radical−Molecule Association Compounds Simone Aloisio and Joseph S. Francisco pp 9196–9200 DOI: 10.1021/ja000891a

Chemistry in Nanodroplets:  Studies of Protonation Sites of Substituted Anilines in Water Clusters Using FT-ICR Sang-Won Lee, Heather Cox, William A. Goddard, III, and J. L. Beauchamp pp 9201–9205 DOI: 10.1021/ja0009875

Density Functional Calculations of Electronic g-Tensors Using Spin−Orbit Pseudopotentials and Mean-Field All-Electron Spin−Orbit Operators Olga L. Malkina, Juha Vaara, Bernd Schimmelpfennig, Markéta Munzarová, Vladimir G. Malkin, and Martin Kaupp pp 9206–9218 DOI: 10.1021/ja000984s Supporting Info

Dissociation Dynamics and Thermochemistry of Energy-Selected CpCo(CO)2+ Ions Bálint Sztáray and Tomas Baer pp 9219–9226 DOI: 10.1021/ja001077q

The Melting Point Alternation in α,ω-Alkanedicarboxylic Acids Venkat R. Thalladi, Markus Nüsse, and Roland Boese pp 9227–9236 DOI: 10.1021/ja0011459 Supporting Info

Evidence of Anisotropic Self-Diffusion of Guest Molecules in Nanoporous Materials of MCM-41 Type Frank Stallmach, Jörg Kärger, Cordula Krause, Markus Jeschke, and Uwe Oberhagemann pp 9237–9242 DOI: 10.1021/ja001106x Supporting Info

Conformations of Unsolvated Valine-Based Peptides Brian S. Kinnear, David T. Kaleta, Motoya Kohtani, Robert R. Hudgins, and Martin F. Jarrold pp 9243–9256 DOI: 10.1021/ja001207v

Effect of Axial Ligation on the Magnetic and Electronic Properties of Lanthanide Complexes of Octadentate Ligands Lorenzo Di Bari, Guido Pintacuda, Piero Salvadori, Rachel S. Dickins, and David Parker pp 9257–9264 DOI: 10.1021/ja0012568

A Density Functional Molecular Orbital Study of the C2−C7 and C2−C6 Cyclization Pathways of 1,2,4-Heptatrien-6-ynes. The Role of Benzannulation Paul G. Wenthold and Mark A. Lipton pp 9265–9270 DOI: 10.1021/ja002050+ Supporting Info

Three-State, Conformational Probe for Hydrophobic, π-Stacking Interactions in Aqueous and Mixed Aqueous Solvent Systems:  Anisotropic Solvation of Aromatic Rings Milind D. Sindkhedkar, Hormuzd R. Mulla, and Arthur Cammers-Goodwin pp 9271–9277 DOI: 10.1021/ja0003270 Supporting Info

Probing Photophysical Processes in Individual Multichromophoric Dendrimers by Single-Molecule Spectroscopy Johan Hofkens, Michael Maus, Thomas Gensch, Tom Vosch, Mircea Cotlet, Fabian Köhn, Andreas Herrmann, Klaus Müllen, and Frans De Schryver pp 9278–9288 DOI: 10.1021/ja0012570

Detection of Scalar Couplings Across NH···OP and OH···OP Hydrogen Bonds in a Flavoprotein Frank Löhr, Stephen G. Mayhew, and Heinz Rüterjans pp 9289–9295 DOI: 10.1021/ja001345k Supporting Info

Three Unusual Reactions Mediate Carbapenem and Carbapenam Biosynthesis Rongfeng Li, Anthony Stapon, Joanne T. Blanchfield, and Craig A. Townsend pp 9296–9297 DOI: 10.1021/ja001723l

Detection, Isolation, and Characterization of Intermediates in Oxygen Atom Transfer Reactions in Molybdoenzyme Model Systems Paul D. Smith, Andrew J. Millar, Charles G. Young, Amit Ghosh, and Partha Basu pp 9298–9299 DOI: 10.1021/ja0008362 Supporting Info

A Conducting Poly(cyclophane) and Its Poly([2]-catenane) Davide L. Simone and Timothy M. Swager pp 9300–9301 DOI: 10.1021/ja000970m Supporting Info

Tuning the Properties of Conjugated Polyelectrolytes through Surfactant Complexation Liaohai Chen, Su Xu, Duncan McBranch, and David Whitten pp 9302–9303 DOI: 10.1021/ja001248r

Predictions and Assignments of NMR Spectra for Strongly Paramagnetic Supramolecular Lanthanide Complexes:  The Effect of the “Gadolinium Break” Stéphane Rigault and Claude Piguet pp 9304–9305 DOI: 10.1021/ja000958u Supporting Info

A Supramolecular Fluorescent Probe, Activated by Protons To Detect Cesium and Potassium Ions, Mimics the Function of a Logic Gate Hai-Feng Ji, Reza Dabestani, and Gilbert M. Brown pp 9306–9307 DOI: 10.1021/ja000012k

Polyamines as Strong Molecular Linkers for Monolayer Assembly of Zeolite Crystals on Flat and Curved Glass Alexander Kulak, Yong Soo Park, Yun-Jo Lee, Yu Sung Chun, Kwang Ha, and Kyung Byung Yoon pp 9308–9309 DOI: 10.1021/ja001321d

The Structure of a Chiral Lithium Amidocuprate in Solution Determined by Multinuclear NMR Spectroscopy Johan Eriksson, Per I. Arvidsson, and Öjvind Davidsson pp 9310–9311 DOI: 10.1021/ja9940773 Supporting Info

The First Cyclic π-Conjugated Silylium Ion:  The Silatropylium Ion Annelated with Rigid σ-Frameworks Tohru Nishinaga, Yoshiteru Izukawa, and Koichi Komatsu pp 9312–9313 DOI: 10.1021/ja0014685 Supporting Info

Carbon−Carbon Double Bond Formation Reactions of the Unique Spirocyclic Aluminum Bis(iminophosphorano) Methandiide Complex:  Insertion of Heteroallenes into Aluminum−Carbon Bonds Kasani Aparna, Robert McDonald, and Ronald G. Cavell pp 9314–9315 DOI: 10.1021/ja001445q Supporting Info

La@C82 Anion. An Unusually Stable Metallofullerene Takeshi Akasaka, Takatsugu Wakahara, Shigeru Nagase, Kaoru Kobayashi, Markus Waelchli, Kazunori Yamamoto, Masahiro Kondo, Shingo Shirakura, Shingo Okubo, Yutaka Maeda, Tatsuhisa Kato, Masahiro Kako, Yasuhiro Nakadaira, Ritsuko Nagahata, Xiang Gao, Eric Van Caemelbecke, and Karl M. Kadish pp 9316–9317 DOI: 10.1021/ja001586s Supporting Info

Lewis Acidity Expressed in Neutral Electron-Rich Aluminum(III) Complexes:  An Example of Ligand-Defined Catalysis Scott G. Nelson, Beon-Kyu Kim, and Timothy J. Peelen pp 9318–9319 DOI: 10.1021/ja002415q Supporting Info

Two New Iodine-Capped Carbon Rods Kunxiu Gao and Nancy S. Goroff pp 9320–9321 DOI: 10.1021/ja001722t Supporting Info

Excited-State Amino−Imino Double-Proton Tautomerism in Adenine Nucleotide Analogues Catalyzed by Carboxylic Acids Pi-Tai Chou, Yuan-Chan Chen, Ching-Yen Wei, and Wen-Sin Chen pp 9322–9323 DOI: 10.1021/ja001601t

First Synthesis of a Rearranged neo-Clerodane Diterpenoid. Development of Totally Regioselective Trisubstituted Furan Ring Assembly and Medium-Ring Alkylation Tactics for Efficient Access to (−)-Teubrevin G Ivan Efremov and Leo A. Paquette pp 9324–9325 DOI: 10.1021/ja002450x Supporting Info

Exploring the Limits of Efficiency of Proton-Transfer Catalysis in Models and Enzymes Ewa Hartwell, David R. W. Hodgson, and Anthony J. Kirby pp 9326–9327 DOI: 10.1021/ja002335m Supporting Info

Simple Enantioselective Total Synthesis of Glabrescol, a Chiral C2-Symmetric Pentacyclic Oxasqualenoid Zhaoming Xiong and E. J. Corey pp 9328–9329 DOI: 10.1021/ja0024901 Supporting Info

Manganese Oxide Thin Films with Fast Ion-Exchange Properties Oscar Giraldo, Stephanie L. Brock, William S. Willis, Manuel Marquez, and Steven L. SuibStanton Ching pp 9330–9331 DOI: 10.1021/ja001860i

Generation, Characterization, and Rearrangements of 4,5-Benzocyclohepta-1,2,4,6-tetraene Paul A. Bonvallet and Robert J. McMahon pp 9332–9333 DOI: 10.1021/ja001291e Supporting Info

Identification of a Slow Tight-Binding Inhibitor of 3-Deoxy-d-manno-octulosonic Acid 8-Phosphate Synthase Matthew R. Birck, Tod P. Holler, and Ronald W. Woodard pp 9334–9335 DOI: 10.1021/ja002142z Supporting Info

The Direct Catalytic Asymmetric Three-Component Mannich Reaction Benjamin List pp 9336–9337 DOI: 10.1021/ja001923x Supporting Info

Unusually Stable Pyrazolate-Bridged Dialuminum Complexes Containing Bridging Methyl Groups Zhengkun Yu, Joanne M. Wittbrodt, Mary Jane Heeg, H. Bernhard Schlegel, and Charles H. Winter pp 9338–9339 DOI: 10.1021/ja001822z Supporting Info

Alignment of Biopolymers in Strained Gels:  A New Way To Create Detectable Dipole−Dipole Couplings in High-Resolution Biomolecular NMR Robert Tycko, Francisco J. Blanco, and Yoshitaka Ishii pp 9340–9341 DOI: 10.1021/ja002133q Supporting Info

Iron−Sulfur Core Dendrimers Display Dramatically Different Electrochemical Behavior in Films Compared to Solution Christopher B. Gorman and Jennifer C. Smith pp 9342–9343 DOI: 10.1021/ja0021870 Supporting Info

Nitric Oxide Reductase from Paracoccus denitrificans Contains an Oxo-Bridged Heme/Non-Heme Diiron Center Pierre Moënne-Loccoz, Oliver-M. H. Richter, Hong-wei Huang, Ian M. Wasser, Reza A. Ghiladi, Kenneth D. Karlin, and Simon de Vries pp 9344–9345 DOI: 10.1021/ja0016295

p-Hydroxyphenacyl Phototriggers: The Reactive Excited State of Phosphate Photorelease Peter G. Conrad, II, Richard S. Givens, Bruno Hellrung, Cheruvallil S. Rajesh, Markus Ramseier, and Jakob Wirz pp 9346–9347 DOI: 10.1021/ja001134f

Ultrafast Internal Conversion of Electronically Excited RNA and DNA Nucleosides in Water Jean-Marc L. Pecourt, Jorge Peon, and Bern Kohler pp 9348–9349 DOI: 10.1021/ja0021520 Supporting Info

Second Generation Calixpyrrole Anion Sensors Pavel Anzenbacher, Jr., Karolina Jursíková, and Jonathan L. Sessler pp 9350–9351 DOI: 10.1021/ja001308t Supporting Info

Monomeric Cyclopentadienylnickel Methoxo and Amido Complexes:  Synthesis, Characterization, Reactivity, and Use for Exploring the Relationship between M−X and H−X Bond Energies [J. Am. Chem. Soc. 1997, 119, 12800−12814]. Patrick L. Holland, Richard A. Andersen, Robert G. Bergman, Jinkun Huang, and Steven P. Nolan p 9352 DOI: 10.1021/ja004657w

ENDOR Studies of l-Arginine and NG-Hydroxy-l-Arginine Bound to All Three Holo-Nitric Oxide Synthase Isozymes  [J. Am. Chem. Soc. 2000, 122, 5405−5406]. David L. Tierney, Hui Huang, Pavel Martásek, Linda J. Roman, Richard B. Silverman, Bettie Sue Siler Masters, and Brian M. Hoffman p 9352 DOI: 10.1021/ja004658o

Issue 39

Special Three-Page Communications:  A Clarification Allen J. Bard p 9353 DOI: 10.1021/ja0046968

Hydroxybenzamide/Pyrrole Pair Distinguishes T·A from A·T Base Pairs in the Minor Groove of DNA Ulf Ellervik, Clay C. C. Wang, and Peter B. Dervan pp 9354–9360 DOI: 10.1021/ja001692u Supporting Info

Photochemically Removable Protecting Groups Based on Covalently Linked Electron Donor−Acceptor Systems Kwangjoo Lee and Daniel E. Falvey pp 9361–9366 DOI: 10.1021/ja9939441 Supporting Info

Inclusion of Aminobenzonitrile Isomers by a Diol Host Compound:  Structure and Selectivity Mino R. Caira, Luigi R. Nassimbeni, Fumio Toda, and Dejana Vujovic pp 9367–9372 DOI: 10.1021/ja994066+ Supporting Info

Formation and Stability of Organic Zwitterions in Aqueous Solution:  Enolates of the Amino Acid Glycine and Its Derivatives Ana Rios, Tina L. Amyes, and John P. Richard pp 9373–9385 DOI: 10.1021/ja001749c Supporting Info

Conformational Memory in Enantioselective Radical Reductions and a New Radical Clock Reaction Alexandre J. Buckmelter, Angie I. Kim, and Scott D. Rychnovsky pp 9386–9390 DOI: 10.1021/ja002068k Supporting Info

Synthesis and Biological Evaluation of a Focused Mixture Library of Analogues of the Antimitotic Marine Natural Product Curacin A Peter Wipf, Jonathan T. Reeves, Raghavan Balachandran, Kenneth A. Giuliano, Ernest Hamel, and Billy W. Day pp 9391–9395 DOI: 10.1021/ja002213u Supporting Info

General Synthesis of Homoleptic Indium Alkoxide Complexes and the Chemical Vapor Deposition of Indium Oxide Films Seigi Suh and David M. Hoffman pp 9396–9404 DOI: 10.1021/ja000845a Supporting Info

A “Conjugal” Consanguineous Family of Butadiynediyl-Derived Complexes:  Synthesis and Electronic Ground States of Neutral, Radical Cationic, and Dicationic Iron/Rhenium C4 Species Frédéric Paul, Wayne E. Meyer, Loic Toupet, Haijun Jiao, John A. Gladysz, and Claude Lapinte pp 9405–9414 DOI: 10.1021/ja0011055 Supporting Info

Hydrido, Halo, and Hydrido-Halo Complexes of Two-Electron Mixed-Valence Diiridium Cores Alan F. Heyduk and Daniel G. Nocera pp 9415–9426 DOI: 10.1021/ja001491q Supporting Info

C−H Bond Activation in Aqueous Solution:  Kinetics and Mechanism of H/D Exchange in Alcohols Catalyzed by Molybdocenes Christoph Balzarek, Timothy J. R. Weakley, and David R. Tyler pp 9427–9434 DOI: 10.1021/ja001535v Supporting Info

σ-Borane Complexes of Manganese and Rhenium Sabine Schlecht and John F. Hartwig pp 9435–9443 DOI: 10.1021/ja001546o Supporting Info

Structure and NLO Properties of Layered Bimetallic Oxalato-Bridged Ferromagnetic Networks Containing Stilbazolium-Shaped Chromophores S. Bénard, P. Yu, J. P. Audière, E. Rivière, R. Clément, J. Guilhem, L. Tchertanov, and K. Nakatani pp 9444–9454 DOI: 10.1021/ja0002619 Supporting Info

Analysis of Binding Affinities for Celecoxib Analogues with COX-1 and COX-2 from Combined Docking and Monte Carlo Simulations and Insight into the COX-2/COX-1 Selectivity Melissa L. Plount Price and William L. Jorgensen pp 9455–9466 DOI: 10.1021/ja001018c

Probing Intermolecular Forces and Potentials with Magnetic Feedback Chemical Force Microscopy Paul D. Ashby, Liwei Chen, and Charles M. Lieber pp 9467–9472 DOI: 10.1021/ja0020613

Elucidation of the Paramagnetic R1 Relaxation of Heteronuclei and Protons in Cu(II) Plastocyanin from Anabaena variabilis Lixin Ma, Anne-Marie M. Jørgensen, G. Ole Sørensen, Jens Ulstrup, and Jens J. Led pp 9473–9485 DOI: 10.1021/ja001368z Supporting Info

Multiple-Bridged Bis-Tetrathiafulvalenes:  New Synthetic Protocols and Spectroelectrochemical Investigations Holger Spanggaard, Jesper Prehn, Mogens Brøndsted Nielsen, Eric Levillain, Magali Allain, and Jan Becher pp 9486–9494 DOI: 10.1021/ja000537c Supporting Info

Imidazole-Ligated Compound I Intermediates:  The Effects of Hydrogen Bonding Michael T. Green pp 9495–9499 DOI: 10.1021/ja994377k

Structure−Property Relationships for Two-Photon Absorbing Chromophores:  Bis-Donor Diphenylpolyene and Bis(styryl)benzene Derivatives Mariacristina Rumi, Jeffrey E. Ehrlich, Ahmed A. Heikal, Joseph W. Perry, Stephen Barlow, Zhongying Hu, Dianne McCord-Maughon, Timothy C. Parker, Harald Röckel, Sankaran Thayumanavan, Seth R. Marder, David Beljonne, and Jean-Luc Brédas pp 9500–9510 DOI: 10.1021/ja994497s Supporting Info

Hydrogen Atom Adducts to Nitrobenzene:  Formation of the Phenylnitronic Radical in the Gas Phase and Energetics of Wheland Intermediates Miroslav Polášek and František Tureek pp 9511–9524 DOI: 10.1021/ja001229h Supporting Info

Models of DNA C1‘ Radicals. Structural, Spectral, and Chemical Properties of the Thyminylmethyl Radical and the 2‘-Deoxyuridin-1‘-yl Radical Chryssostomos Chatgilialoglu, Carla Ferreri, Rita Bazzanini, Maurizio Guerra, Seung-Yong Choi, Calvin J. Emanuel, John H. Horner, and Martin Newcomb pp 9525–9533 DOI: 10.1021/ja001783r

Photonic Crystal Chemical Sensors:  pH and Ionic Strength Kangtaek Lee and Sanford A. Asher pp 9534–9537 DOI: 10.1021/ja002017n

Grignard-Type Carbonyl Phenylation in Water and under an Air Atmosphere Chao-Jun Li and Yue Meng pp 9538–9539 DOI: 10.1021/ja001699b Supporting Info

Stereochemistry of the Triazollinedione−Alkene Ene Reaction:  A Stereospecific Suprafacial Transformation Georgios Vassilikogiannakis, Yiannis Elemes, and Michael Orfanopoulos pp 9540–9541 DOI: 10.1021/ja001190g Supporting Info

A Highly Enantioselective Catalytic Desymmetrization of Cyclic Anhydrides with Modified Cinchona Alkaloids Yonggang Chen, Shi-Kai Tian, and Li Deng pp 9542–9543 DOI: 10.1021/ja001765+ Supporting Info

Highly Impermeable “Soft” Self-Assembled Monolayers Vijoleta Braach-Maksvytis and Burkhard Raguse pp 9544–9545 DOI: 10.1021/ja000917y Supporting Info

Palladium-Catalyzed Intermolecular Hydroamination of Vinylarenes Using Arylamines Motoi Kawatsura and John F. Hartwig pp 9546–9547 DOI: 10.1021/ja002284t Supporting Info

Conformations and Chain Dimensions of Poly(ethylene oxide) in Aqueous Solution: A Molecular Dynamics Simulation Study Grant D. Smith, Dmitry Bedrov, and Oleg Borodin pp 9548–9549 DOI: 10.1021/ja001053j

Layered, Erasable, Ultrathin Polymer Films Svetlana A. Sukhishvili and Steve Granick pp 9550–9551 DOI: 10.1021/ja002410t

Regiodefined Apparent Hydroallylation toward α,β-Unsaturated Carbonyl Compounds Attained by the Rhodium-Catalyzed One-Pot Procedure Takako Muraoka, Isamu Matsuda, and Kenji Itoh pp 9552–9553 DOI: 10.1021/ja001054b Supporting Info

Assembly of Gold Nanostructured Films Templated by Colloidal Crystals and Use in Surface-Enhanced Raman Spectroscopy Peter M. Tessier, Orlin D. Velev, Anand T. Kalambur, John F. Rabolt, Abraham M. Lenhoff, and Eric W. Kaler pp 9554–9555 DOI: 10.1021/ja0022831 Supporting Info

A Concise Synthesis of (−)-Hispidospermidin Guided by a Postulated Biogenesis Junko Tamiya and Erik J. Sorensen pp 9556–9557 DOI: 10.1021/ja0026758 Supporting Info

A Ruthenium-Catalyzed, Novel and Facile Procedure for the Conversion of Vicinal Dihaloalkenes to α-Diketones Faiz Ahmed Khan, B. Prabhudas, Jyotirmayee Dash, and Nilam Sahu pp 9558–9559 DOI: 10.1021/ja001956c Supporting Info

New Family of Weakly Coordinating Anions Robert E. LaPointe, Gordon R. Roof, Khalil A. Abboud, and Jerzy Klosin pp 9560–9561 DOI: 10.1021/ja002664e Supporting Info

Solution Structure of Unstabilized Cyclic α-Aminoorganolithiums by 13C, 15N, and 6Li NMR Spectroscopy Eddy Low and Robert E. Gawley pp 9562–9563 DOI: 10.1021/ja002308w Supporting Info

Complete Control over Addend Permutation at All Six Pseudooctahedral Positions of Fullerene C60 Wenyuan Qian and Yves Rubin pp 9564–9565 DOI: 10.1021/ja001795c Supporting Info

Systematic Investigations of the Nature of the Coupling between a Ln(III) Ion (Ln = Ce(III) to Dy(III)) and Its Aminoxyl Radical Ligands. Structural and Magnetic Characteristics of a Series of {Ln(organic radical)2} Compounds and the Related {Ln(Nitrone)2} Derivatives  [J. Am. Chem. Soc. 2000, 122, 3413−3421]. Myrtil L. Kahn, Jean-Pascal Sutter, Stephane Golhen, Philippe Guionneau, Lahcene Ouahab, Olivier Kahn, and Daniel Chasseau p 9566 DOI: 10.1021/ja004655b Supporting Info

CAChe:  Computer-Aided Chemistry for Macintosh and Windows. Version 3.2 for Windows; Version 4.1 for Macintosh Fujitsu Systems Business of America, Inc., 14940 Northwest Greenbrier Parkway, Beaverton, OR 97006-5733. http://www.cache. fujitsu.com. Personal CAChe academic price:  $499. Commercial price:  $1195. Quantum CAChe academic price:  $995. Commercial price:  $2495. CAChe WorkSystem academic price:  $1995. Commercial price:  $15,000. Catherine E. Check and Thomas M. Gilbert pp 9566–9567 DOI: 10.1021/ja004760l

Origin 6.0:  Scientific Data Analysis and Graphing Software Origin Lab Corporation (formerly Microcal Software, Inc.). Web site:  www.originlab.com. Commercial price:  $595. Academic price:  $446 Laura A. Deschenes and David A. Vanden BoutUniversity of Texas, Austin pp 9567–9568 DOI: 10.1021/ja004761d

Advances in Medicinal Chemistry. Volume 5 Edited by Allen B. Reitz and Scott L. Dax (The R.W. Johnson Pharmaceutical Research Institute). JAI Press:  Stamford, CT. 2000. x + 201 pp. $115.00. ISBN 0-7623-0593-2. Christian P. Whitman p 9568 DOI: 10.1021/ja004728r

Progress in the Chemistry of Organic Natural Products Edited by W. Herz (Florida State University), H. Falk (Johannes-Kepler-University), G. W. Kirby (University of Glasgow), and R. E. Moore (University of Hawaii at Manoa). Springer-Verlag:  New York. 2000. viii + 256 pp. $169.00. ISBN 3-211-83361-7. p 9568 DOI: 10.1021/ja0047673

Automated Synthetic Methods for Speciality Chemicals Edited by W. Hoyle (Consultant). Royal Society of Chemistry:  Cambridge. 2000. viii + 114 pp. £49.50. ISBN 0-85404-825-1. p 9568 DOI: 10.1021/ja004771e

Catalysis by Metal Complexes. Vol. 21. Activation and Catalytic Reactions of Saturated Hydrocarbons in the Presence of Metal Complexes By Alexander E. Shilov and Georgiy B. Shul'pin (Semenov Institute, Russia). Kluwer:  Dordrecht, Boston, and London. 2000. xiv + 534 pp. $228.00. ISBN 0-7923-6101-6. Robert H. Crabtree pp 9568–9569 DOI: 10.1021/ja004769n

Concerted Organic and Bio-organic Mechanisms By Andrew Williams (University Chemical Laboratory, Canterbury, UK). CRC Press LLC:  Boca Raton, FL. 2000. x + 286 pp. $79.95. ISBN 0-8493-9143-1. Charles L. Perrin p 9569 DOI: 10.1021/ja0047020

Inorganic Electronic Structure and Spectroscopy. Volume I. Methodology Edited by Edward I. Solomon (Stanford University) and A. B. P. (Barry) Lever (York University). Wiley-Interscience:  New York. 1999. xiv + 732 pp. $150.00. ISBN 0-471-15406-7. Set (with Volume II):  $260.00. ISBN 0-471-32683-6. Ronald D. Archer pp 9569–9570 DOI: 10.1021/ja995795s

Inorganic Electronic Structure and Spectroscopy. Volume II. Applications and Case Studies Edited by Edward I. Solomon (Stanford University) and A. B. P. (Barry) Lever (York University). Wiley-Interscience:  New York. 1999. xiv + 658 pp. $150.00. ISBN 0-471-32682-8. Set (with Volume I):  $260.00. ISBN 0-471-32683-6. Ronald D. Archer p 9570 DOI: 10.1021/ja995796k

Issue 40

Biosynthesis of Isoprenoids. A Rapid Method for the Preparation of Isotope-Labeled 4-Diphosphocytidyl-2C-methyl-d-erythritol Felix Rohdich, Christoph A. Schuhr, Stefan Hecht, Stefan Herz, Juraithip Wungsintaweekul, Wolfgang Eisenreich, Meinhart H. Zenk, and Adelbert Bacher pp 9571–9574 DOI: 10.1021/ja001385o

Platinum-Catalyzed Ring Opening of 1,2-Cyclopropanated Sugars with O-Nucleophiles. Convenient Synthesis of 2-C-Branched Carbohydrates Jürgen Beyer, Philip R. Skaanderup, and Robert Madsen pp 9575–9583 DOI: 10.1021/ja001558+

Enantioselective Synthesis of Tetraponerines by Pd- and Ru-Catalyzed Domino Reactions Roland Stragies and Siegfried Blechert pp 9584–9591 DOI: 10.1021/ja001688i Supporting Info

Designing Unusual Polymer Topologies by Electrostatic Self-Assembly and Covalent Fixation Hideaki Oike, Hiroyuki Imaizumi, Takayuki Mouri, Yuka Yoshioka, Akiko Uchibori, and Yasuyuki Tezuka pp 9592–9599 DOI: 10.1021/ja001736z

Intramolecular Palladium(II)-Catalyzed 1,2-Addition to Allenes Catrin Jonasson, Attila Horváth, and Jan-E. Bäckvall pp 9600–9609 DOI: 10.1021/ja001748k Supporting Info

Propensity of 4-Methoxy-4-vinyl-2-cyclopentenones Housed in Tri- and Tetracyclic Frameworks for Deep-Seated Photochemical Rearrangement Leo A. Paquette, Fabrice Gallou, Zhong Zhao, David G. Young, Jian Liu, Jiong Yang, and Dirk Friedrich pp 9610–9620 DOI: 10.1021/ja001813q Supporting Info

Synthesis, Structure, and Bonding of Hypoelectronic SrIn4:  Direct Example of a Dominant Size Effect in Structure Selection Dong-Kyun Seo and John D. Corbett pp 9621–9627 DOI: 10.1021/ja001886+ Supporting Info

New Molecular Vessels:  Synthesis and Chiroselective Recognition Shoichi Saito, Colin Nuckolls, and Julius Rebek, Jr. pp 9628–9630 DOI: 10.1021/ja002220i Supporting Info

Reversible Diastereoselective Photocyclization of a Diarylethene in a Single-Crystalline Phase Tetsuhiro Kodani, Kenji Matsuda, Taro Yamada, Seiya Kobatake, and Masahiro Irie pp 9631–9637 DOI: 10.1021/ja001350o Supporting Info

Determining DNA Global Structure and DNA Bending by Application of NMR Residual Dipolar Couplings Annaleen Vermeulen, Hongjun Zhou, and Arthur Pardi pp 9638–9647 DOI: 10.1021/ja001919l Supporting Info

Structure-Based Design of a Novel, Potent, and Selective Inhibitor for MMP-13 Utilizing NMR Spectroscopy and Computer-Aided Molecular Design James M. Chen, Frances C. Nelson, Jeremy I. Levin, Dominick Mobilio, Franklin J. Moy, Ramaswamy Nilakantan, Arie Zask, and Robert Powers pp 9648–9654 DOI: 10.1021/ja001547g

High-Nuclearity Metal-Cyanide Clusters:  Assembly of a Cr8Ni6(CN)24 Cage with a Face-Centered Cubic Geometry Polly A. Berseth, Jennifer J. Sokol, Matthew P. Shores, Julie L. Heinrich, and Jeffrey R. Long pp 9655–9662 DOI: 10.1021/ja001991j Supporting Info

Anilino Radical Complexes of Cobalt(III) and Manganese(IV) and Comparison with Their Phenoxyl Analogues Frank N. Penkert, Thomas Weyhermüller, Eckhard Bill, Peter Hildebrandt, Sophie Lecomte, and Karl Wieghardt pp 9663–9673 DOI: 10.1021/ja001637l Supporting Info

The Selectivity of Reversible Oxy-Anion Binding in Aqueous Solution at a Chiral Europium and Terbium Center:  Signaling of Carbonate Chelation by Changes in the Form and Circular Polarization of Luminescence Emission James I. Bruce, Rachel S. Dickins, Linda J. Govenlock, Thorfinnur Gunnlaugsson, Stefan Lopinski, Mark P. Lowe, David Parker, Robert D. Peacock, Justin J. B. Perry, Silvio Aime, and Mauro Botta pp 9674–9684 DOI: 10.1021/ja001797x Supporting Info

Are MnIV Species Involved in Mn(Salen)-Catalyzed Jacobsen−Katsuki Epoxidations? A Mechanistic Elucidation of Their Formation and Reaction Modes by EPR Spectroscopy, Mass-Spectral Analysis, and Product Studies:  Chlorination versus Oxygen Transfer Waldemar Adam, Cordula Mock-Knoblauch, Chantu R. Saha-Möller, and M. Herderich pp 9685–9691 DOI: 10.1021/ja0005082 Supporting Info

Growth and Properties of Semiconductor Core/Shell Nanocrystals with InAs Cores YunWei Cao and Uri Banin pp 9692–9702 DOI: 10.1021/ja001386g Supporting Info

A Comparative Study of Collision-Induced and Surface-Induced Dissociation. 1. Fragmentation of Protonated Dialanine Julia Laskin, Eduard Denisov, and Jean Futrell pp 9703–9714 DOI: 10.1021/ja001384w

Novel Mechanism for Triplet State Formation in Short Distance Covalently Linked Radical Ion Pairs Gary P. Wiederrecht, Walter A. Svec, Michael R. Wasielewski, Tamar Galili, and Haim Levanon pp 9715–9722 DOI: 10.1021/ja000662o Supporting Info

Design, Preparation, and Electronic Structure of High-Spin Cation Diradicals Derived from Amine-Based Spin-Polarized Donors Hiromi Sakurai, Akira Izuoka, and Tadashi Sugawara pp 9723–9734 DOI: 10.1021/ja994547t Supporting Info

Separation of Intra- and Intermolecular NOEs through Simultaneous Editing and J-Compensated Filtering:  A 4D Quadrature-Free Constant-Time J-Resolved Approach Giuseppe Melacini pp 9735–9738 DOI: 10.1021/ja0015996 Supporting Info

Complete Resonance Assignment of a Natural Abundance Solid Peptide by Through-Bond Heteronuclear Correlation Solid-State NMR Anne Lesage, Patrick Charmont, Stefan Steuernagel, and Lyndon Emsley pp 9739–9744 DOI: 10.1021/ja0018320

Ionization Energy of Fullerenes Olga V. Boltalina, Ilya N. Ioffe, Lev N. Sidorov, Gotthard Seifert, and Knut Vietze pp 9745–9749 DOI: 10.1021/ja000734b

Detection of Discrete Interactions upon Rupture of Au Microcontacts to Self-Assembled Monolayers Terminated with −S(CO)CH3 or −SH Hjalti Skulason and C. Daniel Frisbie pp 9750–9760 DOI: 10.1021/ja994524e

Is Oxidative Damage by β-Amyloid and Prion Peptides Mediated by Hydrogen Atom Transfer from Glycine α-Carbon to Methionine Sulfur within β-Sheets? Arvi Rauk, David A. Armstrong, and David P. Fairlie pp 9761–9767 DOI: 10.1021/ja994436u Supporting Info

Characterization of Extra-Framework Cation Positions in Zeolites NaX and NaY with Very Fast 23Na MAS and Multiple Quantum MAS NMR Spectroscopy Kwang Hun Lim and Clare P. Grey pp 9768–9780 DOI: 10.1021/ja001281d

Correlation of Water Exchange Rate with Isomeric Composition in Diastereoisomeric Gadolinium Complexes of Tetra(carboxyethyl)dota and Related Macrocyclic Ligands Mark Woods, Silvio Aime, Mauro Botta, Judith A. K. Howard, Janet M. Moloney, Michel Navet, David Parker, Marc Port, and Olivier Rousseaux pp 9781–9792 DOI: 10.1021/ja994492v Supporting Info

Thermal and Photochemical Reactions of Aluminum, Gallium, and Indium Atoms (M) in the Presence of Ammonia:  Generation and Characterization of the Species M·NH3, HMNH2, MNH2, and H2MNH2 Hans-Jörg Himmel, Anthony J. Downs, and Tim M. Greene pp 9793–9807 DOI: 10.1021/ja001313x

Modulation of Electroenzymatic NADPH Oxidation through Oriented Immobilization of Ferredoxin:NADP+ Reductase onto Modified Gold Electrodes Juan Madoz-Gúrpide, José M. Abad, Juan Fernández-Recio, Marisela Vélez, Luis Vázquez, Carlos Gómez-Moreno, and Victor M. Fernández pp 9808–9817 DOI: 10.1021/ja001365m Supporting Info

Calculated pKEnol Values for β,β-Diarylacetic Acids and β,β-Diarylacetaldehydes. Effect of Steric Bulk of Substituents on the Relative Stability of Enols of Carboxylic Acids and Aldehydes Hiroshi Yamataka and Zvi Rappoport pp 9818–9828 DOI: 10.1021/ja001424w Supporting Info

Reductive Cleavage of Carbon Tetrachloride in a Polar Solvent. An Example of a Dissociative Electron Transfer with Significant Attractive Interaction between the Caged Product Fragments Laurence Pause, Marc Robert, and Jean-Michel Savéant pp 9829–9835 DOI: 10.1021/ja001258s

Stereoselective Synthesis of Functonalized Dihydropyrans via a Formal [4+2]-Annulation of Chiral Crotylsilanes Hongbing Huang and James S. Panek pp 9836–9837 DOI: 10.1021/ja002087u Supporting Info

Non-Exponential Smoluchowski Dynamics in Fast Acid−Base Reaction Boiko Cohen and Dan HuppertNoam Agmon pp 9838–9839 DOI: 10.1021/ja001572m Supporting Info

A Highly Stereoselective Synthesis of α-Halo Vinyl Ethers and Their Applications in Organic Synthesis1 Wensheng Yu and Zhendong Jin pp 9840–9841 DOI: 10.1021/ja000903s Supporting Info

Acidity of Hydrogen Chloride on Ice H. Kang, T.-H. Shin, S.-C. Park, I. K. Kim, and S.-J. Han pp 9842–9843 DOI: 10.1021/ja000218l

Triplet Energy Transfer in Porphyrin Dimers:  Comparison between π- and σ-Chromophore Bridged Systems Joakim Andréasson, Johan Kajanus, Jerker Mårtensson, and Bo Albinsson pp 9844–9845 DOI: 10.1021/ja001409r

Hydroxy-Group Directivity in the Nitroso Ene Reaction:  Diastereo- and Regioselective Amination of Chiral Allylic Alcohols Waldemar Adam and Nils Bottke pp 9846–9847 DOI: 10.1021/ja001752w Supporting Info

The First Observation and Kinetic Evaluation of a Single Step Metal Insertion into a C−C Bond Mark Gandelman, Arkadi Vigalok, Leonid Konstantinovski, and David Milstein pp 9848–9849 DOI: 10.1021/ja993108r

The First Example of Ammonium Selenothioates:  Isolation and Characterization Toshiaki Murai, Takeshi Kamoto, and Shinzi Kato pp 9850–9851 DOI: 10.1021/ja000530v Supporting Info

Iridium−Chiral Diphosphine Complex Catalyzed Highly Enantioselective Pauson-Khand-Type Reaction Takanori Shibata and Kentaro Takagi pp 9852–9853 DOI: 10.1021/ja000899k Supporting Info

Kinetics and Mechanisms of Hydration of o-Quinone Methides in Aqueous Solution Yvonne Chiang, A. Jerry Kresge, and Yu Zhu pp 9854–9855 DOI: 10.1021/ja001557h

A New Stable High-Valent Diiron Center in R2 Mutant Y122H of E. coli Ribonucleotide Reductase Studied by High-Field EPR and 57Fe-ENDOR Matthias Kolberg, Günther Bleifuss, Stephan Pötsch, Astrid Gräslund, Wolfgang Lubitz, Günter Lassmann, and Friedhelm Lendzian pp 9856–9857 DOI: 10.1021/ja0005892

7Li Solid-State NMR of Organolithium Compounds:  Dependence of 7Li Quadrupolar Coupling, χ(7Li), on the Structural Angle C−Li−C Andreas Pepels, Harald Günther, Jean-Paul Amoureux, and Christian Fernandéz pp 9858–9859 DOI: 10.1021/ja001913w

Supramolecular Rosette Ribbon Constructed from Guanidinium and Hydrogen Carbonate Ions in the Crystal Engineering of Hydrogen-Bonded Networks Thomas C. W. Mak and Feng Xue pp 9860–9861 DOI: 10.1021/ja001851+

Unexpected Regiochemistry in the Benzannulation Reaction of Fischer Carbene Complexes in the Synthesis of Cyclophanes Huan Wang and William D. WulffArnold L. Rheingold pp 9862–9863 DOI: 10.1021/ja0020106 Supporting Info

Platinum-Catalyzed Enantioselective Hydrogenation of α-Ketoesters:  An Unprecedented Surface Reaction of Methyl Pyruvate Jonathan M. Bonello, Richard M. Lambert, Niklaus Künzle, and Alfons Baiker pp 9864–9865 DOI: 10.1021/ja0017211

Insight into Microscopic Reaction Pathways in Heterogeneous Catalysis A. Michaelides and P. Hu pp 9866–9867 DOI: 10.1021/ja0011919

Expanded Calix[4]arene Tetraurea Capsules Young Lag Cho, Dmitry M. Rudkevich, and Julius Rebek, Jr. pp 9868–9869 DOI: 10.1021/ja002345n Supporting Info

Enantioselective Isomerization of Allylic Alcohols Catalyzed by a Rhodium/Phosphaferrocene Complex Ken Tanaka, Shuang Qiao, Mamoru Tobisu, Michael M.-C. Lo, and Gregory C. Fu pp 9870–9871 DOI: 10.1021/ja002471r Supporting Info

Synthesis and Photochemical Activity of Designed Enediynes Graham B. Jones, Justin M. Wright, Gary Plourde, II, Ajay D. Purohit, Justin K. Wyatt, George Hynd, and Farid Fouad pp 9872–9873 DOI: 10.1021/ja000766z Supporting Info

New Strategies for Organic Catalysis:  The First Enantioselective Organocatalytic 1,3-Dipolar Cycloaddition Wendy S. Jen, John J. M. Wiener, and David W. C. MacMillan pp 9874–9875 DOI: 10.1021/ja005517p Supporting Info

Daisy Chain Necklace:  Tri[2]rotaxane Containing Cyclodextrins Taiki Hoshino, Masahiko Miyauchi, Yoshinori Kawaguchi, Hiroyasu Yamaguchi, and Akira Harada pp 9876–9877 DOI: 10.1021/ja0018264 Supporting Info

Reactions of Diazirines with Aluminum Chloride:  Lewis Acid-Mediated Carbene Generation and Friedel−Crafts Reactions Robert A. Moss, Jean-Marie Fedé, and Shunqi Yan pp 9878–9879 DOI: 10.1021/ja002174m

Organometallic Chemistry at the Edge of Polycyclic Aromatic Carbon Compounds:  Cp2Zr(1,9-anthracendiyl) Paul R. Sharp pp 9880–9881 DOI: 10.1021/ja005512s

Metalloenediynes:  Ligand Field Control of Thermal Bergman Cyclization Reactions  [J. Am. Chem. Soc. 2000, 122, 7208−7217].  Pedro J. Benites, Diwan S. Rawat, and Jeffrey M. Zaleski p 9882 DOI: 10.1021/ja004659g

Solubility and Solubilization in Aqueous Media By Samuel H. Yalkowsky (University of Arizona). Oxford University Press:  New York. 1999. xvi + 464 pp. $165. ISBN 0-8412-3576-7 Robert O. (Bill) Williams III p 9882 DOI: 10.1021/ja0047424

Issue 41

Infrared Spectra of Amide Groups in α-Helical Proteins:  Evidence for Hydrogen Bonding between Helices and Water Eric S. Manas, Zelleka Getahun, Wayne W. Wright, William F. DeGrado, and Jane M. Vanderkooi pp 9883–9890 DOI: 10.1021/ja001782z

Cooperativity vs. Phase Transition in a Giant Single DNA Molecule Toshio Iwataki, Kenichi Yoshikawa, Satoru Kidoaki, Daisuke Umeno, Masami Kiji, and Mizuo Maeda pp 9891–9896 DOI: 10.1021/ja000230d

Evidence Against Reduction of Cu2+ to Cu+ during Dioxygen Activation in a Copper Amine Oxidase from Yeast Stephen A. Mills and Judith P. Klinman pp 9897–9904 DOI: 10.1021/ja000325f

Biosynthesis of Antidesmone in Cell Cultures of Antidesma membranaceum (Euphorbiaceae):  An Unprecedented Class of Glycine-Derived Alkaloids Gerhard Bringmann, Heiko Rischer, Michael Wohlfarth, and Jan Schlauer pp 9905–9910 DOI: 10.1021/ja001391k Supporting Info

Pentavalent Organo-Vanadates as Transition State Analogues for Phosphoryl Transfer Reactions June M. Messmore and Ronald T. Raines pp 9911–9916 DOI: 10.1021/ja0021058

A Phototautomerizable Model DNA Base Pair Anthony K. Ogawa, Osama K. Abou-Zied, Vickie Tsui, Ralph Jimenez, David A. Case, and Floyd E. Romesberg pp 9917–9920 DOI: 10.1021/ja001778n Supporting Info

Smart Molecular Helical Springs as Tunable Receptors Ok-Sang Jung, Yun Ju Kim, Young-A Lee, Jong Ku Park, and Hee K. Chae pp 9921–9925 DOI: 10.1021/ja001618b Supporting Info

A Free Energy Comparison of the Human Sm Protein Complexes B/D3 and D3/B Jian-xin Guo and William H. Gmeiner pp 9926–9932 DOI: 10.1021/ja0004130

Characterization of Low-Affinity Complexes between RNA and Small Molecules Using Electrospray Ionization Mass Spectrometry Richard H. Griffey, Kristin A. Sannes-Lowery, Jared J. Drader, Venkatraman Mohan, Eric E. Swayze, and Steven A. Hofstadler pp 9933–9938 DOI: 10.1021/ja0017108

Natural Product-like Combinatorial Libraries Based on Privileged Structures. 1. General Principles and Solid-Phase Synthesis of Benzopyrans K. C. Nicolaou, J. A. Pfefferkorn, A. J. Roecker, G.-Q. Cao, S. Barluenga, and H. J. Mitchell pp 9939–9953 DOI: 10.1021/ja002033k Supporting Info

Natural Product-like Combinatorial Libraries Based on Privileged Structures. 2. Construction of a 10 000-Membered Benzopyran Library by Directed Split-and-Pool Chemistry Using NanoKans and Optical Encoding K. C. Nicolaou, J. A. Pfefferkorn, H. J. Mitchell, A. J. Roecker, S. Barluenga, G.-Q. Cao, R. L. Affleck, and J. E. Lillig pp 9954–9967 DOI: 10.1021/ja002034c Supporting Info

Natural Product-like Combinatorial Libraries Based on Privileged Structures. 3. The “Libraries from Libraries” Principle for Diversity Enhancement of Benzopyran Libraries K. C. Nicolaou, J. A. Pfefferkorn, S. Barluenga, H. J. Mitchell, A. J. Roecker, and G.-Q. Cao pp 9968–9976 DOI: 10.1021/ja0020355 Supporting Info

DNA-Templated Formation of a Helical Cyanine Dye J-Aggregate Miaomiao Wang, Gloria L. Silva, and Bruce A. Armitage pp 9977–9986 DOI: 10.1021/ja002184n

Homolytic Cleavage Energies of R−H Bonds Centered on Carbon Atoms of High Electronegativity:  First General Observations of O-type Variation on C−H BDEs and the Implication for the Governing Factors Leading to the Distinct O/S Patterns of Radical Substituent Effects Jin-Pei Cheng, Bo Liu, Yongyu Zhao, Zhong Wen, and Yongkai Sun pp 9987–9992 DOI: 10.1021/ja994120m Supporting Info

Electroactive Metallomacromolecules via Tetrabis(2,2‘:6‘,2‘ ‘-terpyridine)ruthenium(II) Complexes:  Dendritic Nanonetworks toward Constitutional Isomers and Neutral Species without External Counterions George R. Newkome, Enfei He, Luis A. Godínez, and Gregory R. Baker pp 9993–10006 DOI: 10.1021/ja001401h

Structural Studies on the Radical Cations of Benzene, Naphthalene, Biphenylene, and Anthracene Fully Annelated with Bicyclo[2.2.2]octene Frameworks Akira Matsuura, Tohru Nishinaga, and Koichi Komatsu pp 10007–10016 DOI: 10.1021/ja0014436 Supporting Info

Development, Synthetic Scope, and Mechanistic Studies of the Palladium-Catalyzed Cycloisomerization of Functionalized 1,6-Dienes in the Presence of Silane Philip Kisanga and Ross A. Widenhoefer pp 10017–10026 DOI: 10.1021/ja001730+ Supporting Info

[5]HELOL Phosphite:  A Helically Grooved Sensor of Remote Chirality Daniel J. Weix, Spencer D. Dreher, and Thomas J. Katz pp 10027–10032 DOI: 10.1021/ja001904n Supporting Info

Application of Complex Aldol Reactions to the Total Synthesis of Phorboxazole B David A. Evans, Duke M. Fitch, Thomas E. Smith, and Victor J. Cee pp 10033–10046 DOI: 10.1021/ja002356g Supporting Info

Thermal Atropisomerism of Teicoplanin Aglycon Derivatives:  Preparation of the P,P,P and M,P,P Atropisomers of the Teicoplanin Aglycon via Selective Equilibration of the DE Ring System Dale L. Boger, Jian-Hui Weng, Susumu Miyazaki, J. Jeffrey McAtee, Steven L. Castle, Seong Heon Kim, Yoshiki Mori, Olivier Rogel, Harald Strittmatter, and Qing Jin pp 10047–10055 DOI: 10.1021/ja002376i Supporting Info

Synthesis and Characterization of Pd(0) and Pt(0) Metallocryptands Encapsulating Tl+ Ion Vincent J. Catalano, Byron L. Bennett, Renante L. Yson, and Bruce C. Noll pp 10056–10062 DOI: 10.1021/ja001672s Supporting Info

Neutral Alkoxysilanes from Silica Hengqin Cheng, Ryo Tamaki, Richard M. Laine, Florence Babonneau, Yoshiki Chujo, and David R. Treadwell pp 10063–10072 DOI: 10.1021/ja001885h

Novel Charge-Transfer Materials via Cocrystallization of Planar Aromatic Donors and Spherical Polyoxometalate Acceptors P. Le Maguerès, S. M. Hubig, S. V. Lindeman, P. Veya, and J. K. Kochi pp 10073–10082 DOI: 10.1021/ja0019878

Novel Binding Modes in Tetramethoxycalix[4]arene:  Implications for Ligand Design Benjamin P. Hay, John B. Nicholas, and David Feller pp 10083–10089 DOI: 10.1021/ja9937066 Supporting Info

Gas-Phase Ion−Molecule Reactions between a Series of Protonated Diastereomeric Cavitands and Neutral Amines Studied by ESI-FTICRMS:  Gas-Phase Inclusion Complex Formation J. M. J. Nuutinen, A. Irico, M. Vincenti, E. Dalcanale, J. M. H. Pakarinen, and P. Vainiotalo pp 10090–10100 DOI: 10.1021/ja000486j

Mechanism of the Olefin Epoxidation Catalyzed by Molybdenum Diperoxo Complexes:  Quantum-Chemical Calculations Give an Answer to a Long-Standing Question Dirk V. Deubel, Jörg Sundermeyer, and Gernot Frenking pp 10101–10108 DOI: 10.1021/ja0006649 Supporting Info

Geometry and Strength of Hydrogen Bonds in Complexes of 2‘-Deoxyadenosine with 2‘-Deoxyuridine Anita Dunger, Hans-Heinrich Limbach, and Klaus Weisz pp 10109–10114 DOI: 10.1021/ja000718e

On the Transition Metal Complexation (Fischer-Type) of Phosphanylcarbenes Wolfgang W. Schoeller, Dirk Eisner, Sonja Grigoleit, Alexander B. Rozhenko, and Alexander Alijah pp 10115–10120 DOI: 10.1021/ja000844i

Charge Transfer and Delocalization in Conjugated (Ferrocenylethynyl)oligothiophene Complexes Yongbao Zhu and Michael O. Wolf pp 10121–10125 DOI: 10.1021/ja0008564 Supporting Info

Thermodynamics of the Photoenzymic Repair Mechanism Studied by Density Functional Theory Bo Durbeej and Leif A. Eriksson pp 10126–10132 DOI: 10.1021/ja000929j

Experimental and Theoretical Characterization of Long-Lived Triplet State CH3CH2S+ Cations Patricia R. P. de Moraes, Harrald V. Linnert, Massimiliano Aschi, and José M. Riveros pp 10133–10142 DOI: 10.1021/ja001104c

Measurement of Proton, Nitrogen, and Carbonyl Chemical Shielding Anisotropies in a Protein Dissolved in a Dilute Liquid Crystalline Phase Gabriel Cornilescu and Ad Bax pp 10143–10154 DOI: 10.1021/ja0016194 Supporting Info

An Alternative Route to Molybdenum Disulfide Nanotubes Wen Kuang Hsu, Bao He Chang, Yan Qiu Zhu, Wei Qiang Han, Humberto Terrones, Mauricio Terrones, Nicole Grobert, Anthony K. Cheetham, Harold W. Kroto, and David R. M. Walton pp 10155–10158 DOI: 10.1021/ja001607i

Dipole-Bound Anions of Glycine Based on the Zwitterion and Neutral Structures Maciej Gutowski, Piotr Skurski, and Jack Simons pp 10159–10162 DOI: 10.1021/ja001658f

Mechanism of Thermal Deazetization of 2,3-Diazabicyclo[2.2.1]hept-2-ene and Its Reaction Dynamics in Supercritical Fluids Mayra B. Reyes and Barry K. Carpenter pp 10163–10176 DOI: 10.1021/ja0016809 Supporting Info

Spectroscopic and Theoretical Studies of Mononuclear Copper(II) Alkyl- and Hydroperoxo Complexes:  Electronic Structure Contributions to Reactivity Peng Chen, Kiyoshi Fujisawa, and Edward I. Solomon pp 10177–10193 DOI: 10.1021/ja0016755 Supporting Info

W- and X-Band Pulsed Electron Nuclear Double-Resonance Study of a Sodium−Nitric Oxide Adsorption Complex in NaA Zeolites Andreas Pöppl, Thomas Rudolf, Palanichamy Manikandan, and Daniella Goldfarb pp 10194–10200 DOI: 10.1021/ja001888u

Self-Assembled Nanostructure of a Novel Coil−Rod Diblock Copolymer in Dilute Solution Yingfeng Tu, Xinhua Wan, Dong Zhang, Qifeng Zhou, and Chi Wu pp 10201–10205 DOI: 10.1021/ja002163t

Rationally Engineered Mutants of Phosphotriesterase for Preparative Scale Isolation of Chiral Organophosphates Feiyue Wu, Wen-Shan Li, Misty Chen-Goodspeed, Miguel A. Sogorb, and Frank M. Raushel pp 10206–10207 DOI: 10.1021/ja002546r

How B6 Helps B12:  The Roles of B6, B12, and the Enzymes in Aminomutase-Catalyzed Reactions Stacey D. Wetmore, David M. Smith, and Leo Radom pp 10208–10209 DOI: 10.1021/ja001651y

Absolute Asymmetric Phthalide Synthesis via the Solid-State Photoreaction of N,N-Disubstituted 2-Benzoylbenzamides Involving a Radical Pair Intermediate Masami Sakamoto, Norio Sekine, Hiroko Miyoshi, Takashi Mino, and Tsutomu Fujita pp 10210–10211 DOI: 10.1021/ja001064c Supporting Info

Synthesis of a Naphthalene Endoperoxide as a Source of 18O-labeled Singlet Oxygen for Mechanistic Studies Glaucia R. Martinez, Jean-Luc Ravanat, Marisa H. G. Medeiros, Jean Cadet, and Paolo Di Mascio pp 10212–10213 DOI: 10.1021/ja0016452 Supporting Info

Crystal Structure and Total Synthesis of Globomycin:  Establishment of Relative and Absolute Configurations Hiroshi Kogen, Toshihiro Kiho, Mizuka Nakayama, Youji Furukawa, Takeshi Kinoshita, and Masatoshi Inukai pp 10214–10215 DOI: 10.1021/ja002547j Supporting Info

Aluminum Tris(2,6-diphenylphenoxide)-ArCOCl Complex for Nucleophilic Dearomatic Functionalization Susumu Saito, Toshihiko Sone, Masaaki Murase, and Hisashi Yamamoto pp 10216–10217 DOI: 10.1021/ja0014382 Supporting Info

Highly Regio- and Stereoselective Thermal Migration of Organoboranes in Acyclic Molecules Lars O. Bromm, Hamid Laaziri, Frédéric Lhermitte, Klaus Harms, and Paul Knochel pp 10218–10219 DOI: 10.1021/ja001283y Supporting Info

One Pot Preparation of Bicyclopentenones from Propargyl Malonates (and Propargylsulfonamides) and Allylic Acetates by a Tandem Action of Catalysts Nakcheol Jeong, Seong Deok Seo, and Jin Young Shin pp 10220–10221 DOI: 10.1021/ja001750b Supporting Info

A Novel and Efficient Synthesis of a Dimeric Lex Oligosaccharide on Polymeric Support Tong Zhu and Geert-Jan Boons pp 10222–10223 DOI: 10.1021/ja001930l Supporting Info

Intramolecular Sulfur−Oxygen Bond Formation in Radical Cations of N-Acetylmethionine Amide Christian Schöneich, Dariusz Pogocki, Pawel Wisniowski, Gordon L. Hug, and Krzysztof Bobrowski pp 10224–10225 DOI: 10.1021/ja0012218

Novel Synthesis of Pentacarbonylbenzopyranylidenetungsten(0) Complexes and Their Diels−Alder Reaction with Electron-Rich Alkenes Nobuharu Iwasawa, Masahide Shido, Katsuya Maeyama, and Hiroyuki Kusama pp 10226–10227 DOI: 10.1021/ja001481p Supporting Info

Diffusion-Ordered NMR Spectroscopy (DOSY) of THF Solvated n-Butyllithium Aggregates Ivan Keresztes and Paul G. Williard pp 10228–10229 DOI: 10.1021/ja002278x Supporting Info

Light-Emitting Meso-Structured Sulfides with Hexagonal Symmetry:  Supramolecular Assembly of [Ge4S10]4- Clusters with Trivalent Metal Ions and Cetylpyridinium Surfactant K. Kasthuri Rangan, Pantelis N. Trikalitis, and Mercouri G. Kanatzidis pp 10230–10231 DOI: 10.1021/ja002362c

Microchannel Networks for Nanowire Patterning Benjamin Messer, Jae Hee Song, and Peidong Yang pp 10232–10233 DOI: 10.1021/ja002553f

Second Harmonic Generation Properties of Fluorescent Polymer-Encapsulated Gold Nanoparticles Heather A. Clark, Paul J. Campagnola, Joseph P. Wuskell, Aaron Lewis, and Leslie M. Loew pp 10234–10235 DOI: 10.1021/ja002223v Supporting Info

Atropisomer and Diastereomer Generation and Control in Ruthenium Bis(bipyridine) Phosphonite Complexes Dusan Hesek, Guy A. Hembury, Michael G. B. Drew, Seiji Taniguchi, and Yoshihisa Inoue pp 10236–10237 DOI: 10.1021/ja002117t Supporting Info

Tris(2,6-diphenylbenzyl)silyl Group as a New and Highly Effective Protector for Carboxylic Acids:  Unusual Behavior of Such Carboxylic Esters toward Common Nucleophiles and Bases Atsuko Iwasaki, Yuichiro Kondo, and Keiji Maruoka pp 10238–10239 DOI: 10.1021/ja001940m Supporting Info

Perfluorinated Oligo(p-Phenylene)s:  Efficient n-Type Semiconductors for Organic Light-Emitting Diodes Sophie B. Heidenhain, Youichi Sakamoto, Toshiyasu Suzuki, Atsushi Miura, Hisayoshi Fujikawa, Tomohiko Mori, Shizuo Tokito, and Yasunori Taga pp 10240–10241 DOI: 10.1021/ja002309o Supporting Info

A New Chiral Bidentate (P,S) Ligand for the Asymmetric Intermolecular Pauson−Khand Reaction Xavier Verdaguer, Albert Moyano, Miquel A. Pericàs, Antoni Riera, Miguel Angel Maestro, and José Mahía pp 10242–10243 DOI: 10.1021/ja001839h Supporting Info

Electrooxidative Generation and Accumulation of Alkoxycarbenium Ions and Their Reactions with Carbon Nucleophiles Seiji Suga, Shinkiti Suzuki, Atsushi Yamamoto, and Jun-ichi Yoshida pp 10244–10245 DOI: 10.1021/ja002123p Supporting Info

Novel Solution- and Solid-Phase Chemistry of α-Sulfonated Ketones Applicable to Combinatorial Chemistry K. C. Nicolaou, Phil S. Baran, and Yong-Li Zhong pp 10246–10248 DOI: 10.1021/ja002768p Supporting Info

Differential Reactivity between Interconvertible Side-On Peroxo and Bis-μ-oxodicopper Isomers Using Peralkylated Diamine Ligands Viswanath Mahadevan, Mark J. Henson, Edward I. Solomon, and T. D. P. Stack pp 10249–10250 DOI: 10.1021/ja002527h Supporting Info

Synthesis and Characterization of A3Bi2 (A = K, Rb, Cs) with Isolated Diatomic Dianion of Bismuth, [Bi2]2-, and an Extra Delocalized Electron Franck Gascoin and Slavi C. Sevov pp 10251–10252 DOI: 10.1021/ja002606t Supporting Info

Crystal Structure of n-Bu3Sn+ CB11Me12- Ilya Zharov, Benjamin T. King, Zdeněk Havlas, Arthur Pardi, and Josef Michl pp 10253–10254 DOI: 10.1021/ja001374v Supporting Info

The Explosive “Inert” Anion CB11(CF3)12- Benjamin T. King and Josef Michl pp 10255–10256 DOI: 10.1021/ja001573e Supporting Info

ChemDraw 6.0 Ultra CambridgeSoft Corporation, 100 Cambridge Park Drive, Cambridge, MA 02140. http://www.camsoft.com. Commercial Price:  $1395. Academic Price:  $699. Kimberley R. Cousins pp 10257–10258 DOI: 10.1021/ja0047572

Stereoselective Biocatalysis Edited by Ramesh N. Patel (Bristol-Myers Squibb Pharmaceutical Research Institute). Marcel Dekker Inc.:  New York and Basel. 2000. xiii + 932 pp. $250.00. ISBN 0-8247-8282-8. Monica M. Palcic p 10258 DOI: 10.1021/ja0047323

Issue 42

Biochemical Detection of Cytidine Protonation within RNA Adegboyega K. Oyelere and Scott A. Strobel pp 10259–10267 DOI: 10.1021/ja001918t Supporting Info

Fluorinated Calix[4]pyrrole and Dipyrrolylquinoxaline:  Neutral Anion Receptors with Augmented Affinities and Enhanced Selectivities Pavel Anzenbacher, Jr., Andrew C. Try, Hidekazu Miyaji, Karolina Jursíková, Vincent M. Lynch, Manuel Marquez, and Jonathan L. Sessler pp 10268–10272 DOI: 10.1021/ja002112w Supporting Info

Increasing the Diameter of Cylindrical and Spherical Supramolecular Dendrimers by Decreasing the Solid Angle of Their Monodendrons via Periphery Functionalization Virgil Percec, Wook-Dong Cho, and Goran Ungar pp 10273–10281 DOI: 10.1021/ja0024643

Intramolecular Migration of Bulky Substituents in the Solid State:  Vinylogous Pinacol Rearrangements Induced Thermally and by Acid Catalysis Ryo Sekiya, Kazuhiko Kiyo-oka, Tatsuro Imakubo, and Keiji Kobayashi pp 10282–10288 DOI: 10.1021/ja000788l Supporting Info

Osmium-Catalyzed Dihydroxylation of Olefins Using Dioxygen or Air as the Terminal Oxidant Christian Döbler, Gerald M. Mehltretter, Uta Sundermeier, and Matthias Beller pp 10289–10297 DOI: 10.1021/ja000802u

Folding Dendrons:  The Development of Solvent-, Temperature-, and Generation-Dependent Chiral Conformational Order in Intramolecularly Hydrogen-Bonded Dendrons Janosch Recker, Dennis J. Tomcik, and Jon R. Parquette pp 10298–10307 DOI: 10.1021/ja001225c Supporting Info

Experimental Evidence for Negative Hyperconjugation as a Component of the Polar Effect:  Variation of the Ease of α-Sulfonyl Carbanion Formation with the Orientation of a β-Alkoxy Substituent James F. King, Rajendra Rathore, Zhenrong Guo, Manqing Li, and Nicholas C. Payne pp 10308–10324 DOI: 10.1021/ja001320l

Reactivity in Water/Oil Microemulsions. Influence of Sodium Bis(2-ethylhexyl)sulfosuccinate/Isooctane/Water Microemulsions on the Solvolysis Mechanism of Substituted Benzoyl Chlorides Luis García-Rio, José Ramón Leis, and José A. Moreira pp 10325–10334 DOI: 10.1021/ja001477d

Synthesis and Surface Functionalization of Aliphatic Polyether Dendrons Scott M. Grayson and Jean M. J. Fréchet pp 10335–10344 DOI: 10.1021/ja001903v Supporting Info

New Zirconocene-Coupling Route to Large, Functionalized Macrocycles Jonathan R. Nitschke, Stefan Zürcher, and T. Don Tilley pp 10345–10352 DOI: 10.1021/ja0020310 Supporting Info

O2 Evolution from the Manganese−Oxo Cubane Core Mn4O46+:  A Molecular Mimic of the Photosynthetic Water Oxidation Enzyme? W. Ruettinger, M. Yagi, K. Wolf, S. Bernasek, and G. C. Dismukes pp 10353–10357 DOI: 10.1021/ja0005587

Metal-Alkyl Group Effects on the Thermodynamic Stability and Stereochemical Mobility of B(C6F5)3-Derived Zr and Hf Metallocenium Ion-Pairs Colin L. Beswick and Tobin J. Marks pp 10358–10370 DOI: 10.1021/ja000810a

Oligomerization of Au(CN)2- and Ag(CN)2- Ions in Solution via Ground-State Aurophilic and Argentophilic Bonding Manal A. Rawashdeh-Omary, Mohammad A. Omary, and Howard H. Patterson pp 10371–10380 DOI: 10.1021/ja001545w Supporting Info

“Wheeling Templates” in Molecular Oxothiomolybdate Rings: Syntheses, Structures, and Dynamics Bernadette Salignac, Sandra Riedel, Anne Dolbecq, Francis Sécheresse, and Emmanuel Cadot pp 10381–10389 DOI: 10.1021/ja001878t Supporting Info

Static and Dynamic Effects on Vicinal Scalar J Couplings in Proteins and Peptides:  A MD/DFT Analysis David A. Case, Christoph Scheurer, and Rafael Brüschweiler pp 10390–10397 DOI: 10.1021/ja001798p Supporting Info

Coordination of Co2+ Ions in the Interior of Poly(propylene amine) Dendrimers Containing Fluorescent Dansyl Units in the Periphery Fritz Vögtle, Sven Gestermann, Christopher Kauffmann, Paola Ceroni, Veronica Vicinelli, and Vincenzo Balzani pp 10398–10404 DOI: 10.1021/ja993745h

Evidence for Intramolecular N−H···O Resonance-Assisted Hydrogen Bonding in β-Enaminones and Related Heterodienes. A Combined Crystal-Structural, IR and NMR Spectroscopic, and Quantum-Mechanical Investigation Paola Gilli, Valerio Bertolasi, Valeria Ferretti, and Gastone Gilli pp 10405–10417 DOI: 10.1021/ja000921+ Supporting Info

Density Functional Theory Study of Aqueous-Phase Rate Acceleration and Endo/Exo Selectivity of the Butadiene and Acrolein Diels−Alder Reaction Sue Kong and Jeffrey D. Evanseck pp 10418–10427 DOI: 10.1021/ja0010249 Supporting Info

Theoretical Studies of Metal Ion Selectivity. 1. DFT Calculations of Interaction Energies of Amino Acid Side Chains with Selected Transition Metal Ions (Co2+, Ni2+, Cu2+, Zn2+, Cd2+, and Hg2+) Lubomír Rulíšek and Zdeněk Havlas pp 10428–10439 DOI: 10.1021/ja001265g

Binding Energies for Doubly-Charged Ions M2+ = Mg2+, Ca2+ and Zn2+ with the Ligands L = H2O, Acetone and N-methylacetamide in Complexes M for n = 1 to 7 from Gas Phase Equilibria Determinations and Theoretical Calculations Michael Peschke, Arthur T. Blades, and Paul Kebarle pp 10440–10449 DOI: 10.1021/ja002021z

Amplitudes and Frequencies of Protein Dynamics:  Analysis of Discrepancies between Neutron Scattering and Molecular Dynamics Simulations Mounir Tarek, Glenn J. Martyna, and Douglas J. Tobias pp 10450–10451 DOI: 10.1021/ja0016506

Novel α-Amino Acid-Based Hydroxamic Acid Ligands for Vanadium-Catalyzed Asymmetric Epoxidation of Allylic Alcohols Yujiro Hoshino and Hisashi Yamamoto pp 10452–10453 DOI: 10.1021/ja002602o Supporting Info

A Method for Direct Determination of Helical Parameters in Nucleic Acids Using Residual Dipolar Couplings Lukáš Trantírek, Milan Urbek, Richard Štefl, Juli Feigon, and Vladimír Sklenář pp 10454–10455 DOI: 10.1021/ja0015702

Electropolymerization of a Cyclometalated Terthiophene:  A Hybrid Material with a Palladium−Carbon Bond to the Backbone Olivier Clot, Michael O. Wolf, and Brian O. Patrick pp 10456–10457 DOI: 10.1021/ja002258v Supporting Info

(η3-Pyranyl)TpMo(CO)2 Complexes as Chiral Scaffolds for the Enantiocontrolled Construction of 2,3,6-Trisubstituted Dihydropyrans (Tp = Trispyrazolylborate) Jingjun Yin, Isidro Llorente, Lawrence A. Villanueva, and Lanny S. Liebeskind pp 10458–10459 DOI: 10.1021/ja002694h Supporting Info

Highly Selective DNA Modification by Ambient O2-Activated Co(II)·Lys-Gly-His Metallopeptides Davina C. Ananias and Eric C. Long pp 10460–10461 DOI: 10.1021/ja002364x Supporting Info

Miraziridine A, a Novel Cysteine Protease Inhibitor from the Marine Sponge Theonella aff. mirabilis1 Yoichi Nakao, Masaki Fujita, Kaoru Warabi, Shigeki Matsunaga, and Nobuhiro Fusetani pp 10462–10463 DOI: 10.1021/ja001859j Supporting Info

Merry-Go-Round Multiple Alkylation on Aromatic Rings via Rhodium Catalysis Kazuaki Oguma, Masahiro Miura, Tetsuya Satoh, and Masakatsu Nomura pp 10464–10465 DOI: 10.1021/ja002601w Supporting Info

A Highly Sensitive and Selective Catalytic DNA Biosensor for Lead Ions Jing Li and Yi Lu pp 10466–10467 DOI: 10.1021/ja0021316 Supporting Info

Scavenging of NO by Melatonin Adrián G. Turjanski, Fedra Leonik, Darío A. Estrin, Ruth E. Rosenstein, and Fabio Doctorovich pp 10468–10469 DOI: 10.1021/ja002006u Supporting Info

Optically Active Allenes from β-Lactone Templates:  Asymmetric Total Synthesis of (−)-Malyngolide Zhonghui Wan and Scott G. Nelson pp 10470–10471 DOI: 10.1021/ja002783u Supporting Info

Facile Conversion of Colloidal Crystals to Ordered Porous Polymer Nets Yiyan Chen, Warren T. Ford, Nicholas F. Materer, and Dale Teeters pp 10472–10473 DOI: 10.1021/ja002134i

Phase Separation in Mixed K−NO Chemisorbed Layers on Co{100} Jin Gu and David A. King pp 10474–10475 DOI: 10.1021/ja0026713

Porphodimethene−Porphyrin Interconversion:  A Tetrapyrrolic Redox-Switchable Macrocycle Michael Harmjanz, Hubert S. Gill, and Michael J. Scott pp 10476–10477 DOI: 10.1021/ja003004c Supporting Info

Ba2NiSi3:  A One-Dimensional Solid-State Metallocene Analog Joanna Goodey, Jianggao Mao, and Arnold M. Guloy pp 10478–10479 DOI: 10.1021/ja0016102 Supporting Info

N−N Spin−Spin Coupling Constants [2hJ(15N−15N)] Across N−H···N Hydrogen Bonds in Neutral Complexes:  To What Extent Does the Bonding at the Nitrogens Influence 2hJN-N? Janet E. Del Bene and Rodney J. Bartlett pp 10480–10481 DOI: 10.1021/ja002735+

Total Synthesis of FR901464. Convergent Assembly of Chiral Components Prepared by Asymmetric Catalysis Christopher F. Thompson, Timothy F. Jamison, and Eric N. Jacobsen pp 10482–10483 DOI: 10.1021/ja0055357 Supporting Info

Total Synthesis of (±)-Torreyanic Acid Chaomin Li, Emil Lobkovsky, and John A. Porco, Jr. pp 10484–10485 DOI: 10.1021/ja005552w Supporting Info

On the Origin of Opposite Stereoselection in the Asymmetric Hydrogenation of Phenyl- and tert-Butyl-Substituted Enamides Ilya D. Gridnev, Natsuka Higashi, and Tsuneo Imamoto pp 10486–10487 DOI: 10.1021/ja005554g Supporting Info

The First Solution Stucture of a Single α-Helical Turn. A Pentapeptide α-Helix Stabilized by a Metal Clip Michael J. Kelso, Huy N. Hoang, Trevor G. Appleton, and David P. Fairlie pp 10488–10489 DOI: 10.1021/ja002416i Supporting Info

Living Ziegler−Natta Cyclopolymerization of Nonconjugated Dienes:  New Classes of Microphase-Separated Polyolefin Block Copolymers via a Tandem Polymerization/Cyclopolymerization Strategy Kumudini C. Jayaratne, Richard J. Keaton, David A. Henningsen, and Lawrence R. Sita pp 10490–10491 DOI: 10.1021/ja002558c Supporting Info

Porous Crystal Formation from Polyoxometalate Building Blocks:  Single-Crystal Structure of [AlO4Al12(OH)12(H2O)24][Al(OH)6Mo6O18]2((OH)·29.5H2O [J. Am. Chem. Soc. 2000, 122, 7432−7433]. Jung-Ho Son, Hyuk Choi, and Young-Uk Kwon p 10492 DOI: 10.1021/ja004660f

RSC Food Analysis Monographs. Mass Spectrometry of Natural Substances in Food By Fred A. Mellon (Institute of Food Research, Norwich, UK), R. Self (University of East Anglia, Norwich), and James R. Martin (Central Science Laboratory, Sand Hutton, York), with Peter S. Belton (Institute of Food Research, Norwich) Series Editor. Royal Society of Chemistry:  Cambridge. 2000. xii + 299 pp. $129.00. ISBN 0-85404-571-6 Hélène Perreault p 10492 DOI: 10.1021/ja004753x

Organofluorine Compounds:  Chemistry and Applications By Tamejiro Hiyama (Kyoto University), with contributions from Kiyoshi Kanie, Tetsuo Kusumoto, Yoshitomi Morizawa, and Masaki Shimizu. Springer-Verlag:  Berlin, Heidelberg, and New York. 2000. xii + 272 pp. $109. ISBN 3-540-66689-3. William R. Dolbier, Jr. p 10492 DOI: 10.1021/ja004763y

Issue 43

New Insights into the Mechanism of CDP-d-Tyvelose 2-Epimerase:  An Enzyme-Catalyzing Epimerization at an Unactivated Stereocenter Tina M. Hallis, Zongbao Zhao, and Hung-wen Liu pp 10493–10503 DOI: 10.1021/ja0022021

Crystal Structures of Substrate and Inhibitor Complexes with AmpC β-Lactamase:  Possible Implications for Substrate-Assisted Catalysis Alexandra Patera, Larry C. Blaszczak, and Brian K. Shoichet pp 10504–10512 DOI: 10.1021/ja001676x

Flexible Structure of DNA:  Ion Dependence of Minor-Groove Structure and Dynamics Donald Hamelberg, Lori McFail-Isom, Loren Dean Williams, and W. David Wilson pp 10513–10520 DOI: 10.1021/ja000707l Supporting Info

Enantioselective Total Synthesis of Epothilones A and B Using Multifunctional Asymmetric Catalysis Daisuke Sawada, Motomu Kanai, and Masakatsu Shibasaki pp 10521–10532 DOI: 10.1021/ja002024b Supporting Info

C5Me5/ER-Ligated Samarium(II) Complexes with the Neutral “C5Me5M” Ligand (ER = OAr, SAr, NRR‘, or PHAr; M = K or Na):  A Unique Catalytic System for Polymerization and Block-Copolymerization of Styrene and Ethylene Zhaomin Hou, Yugen Zhang, Hiroaki Tezuka, Peng Xie, Oliver Tardif, Take-aki Koizumi, Hiroshi Yamazaki, and Yasuo Wakatsuki pp 10533–10543 DOI: 10.1021/ja002305j Supporting Info

Nickel L-Edge Soft X-ray Spectroscopy of Nickel−Iron Hydrogenases and Model CompoundsEvidence for High-Spin Nickel(II) in the Active Enzyme Hongxin Wang, C. Y. Ralston, D. S. Patil, R. M. Jones, W. Gu, M. Verhagen, M. Adams, P. Ge, C. Riordan, C. A. Marganian, P. Mascharak, J. Kovacs, C. G. Miller, T. J. Collins, S. Brooker, P. D. Croucher, Kun Wang, E. I. Stiefel, and S. P. Cramer pp 10544–10552 DOI: 10.1021/ja000945g

Characterization of Heterogeneous Nickel Sites in CO Dehydrogenases from Clostridium thermoaceticum and Rhodospirillum rubrum by Nickel L-Edge X-ray Spectroscopy C. Y. Ralston, Hongxin Wang, S. W. Ragsdale, M. Kumar, N. J. Spangler, P. W. Ludden, W. Gu, R. M. Jones, D. S. Patil, and S. P. Cramer pp 10553–10560 DOI: 10.1021/ja0009469 Supporting Info

Synthesis and Characterization of Cross-Bridged Cyclams and Pendant-Armed Derivatives and Structural Studies of Their Copper(II) Complexes Edward H. Wong, Gary R. Weisman, Daniel C. Hill, David P. Reed, Mark E. Rogers, Jeffrey S. Condon, Maureen A. Fagan, Joseph C. Calabrese, Kin-Chung Lam, Ilia A. Guzei, and Arnold L. Rheingold pp 10561–10572 DOI: 10.1021/ja001295j Supporting Info

Titanium and Zirconium Et2C2B4H4−Metal−Phosphine Complexes:  Synthesis, Characterization, and Ethylene Polymerization Activity1 Tye Dodge, Michael A. Curtis, J. Monte Russell, Michal Sabat, M. G. Finn, and Russell N. Grimes pp 10573–10580 DOI: 10.1021/ja001366e Supporting Info

Aqua, Alcohol, and Acetonitrile Adducts of Tris(perfluorophenyl)borane:  Evaluation of Brønsted Acidity and Ligand Lability with Experimental and Computational Methods Catherine Bergquist, Brian M. Bridgewater, C. Jeff Harlan, Jack R. Norton, Richard A. Friesner, and Gerard Parkin pp 10581–10590 DOI: 10.1021/ja001915g Supporting Info

TEM and Laser-Polarized 129Xe NMR Characterization of Oxidatively Purified Carbon Nanotubes J. M. Kneller, R. J. Soto, S. E. Surber, J.-F. Colomer, A. Fonseca, J. B. Nagy, G. Van Tendeloo, and T. Pietraβ pp 10591–10597 DOI: 10.1021/ja994441y

Copper(II)-Assisted Enantiomeric Analysis of d,l-Amino Acids Using the Kinetic Method:  Chiral Recognition and Quantification in the Gas Phase W. A. Tao, Duxi Zhang, Eugene N. Nikolaev, and R. Graham Cooks pp 10598–10609 DOI: 10.1021/ja000127o Supporting Info

A Role for Induced Molecular Polarization in Catalytic Promotion:  CO Coadsorbed with K on Co{100} Stephen J. Jenkins and David A. King pp 10610–10614 DOI: 10.1021/ja0004985

Detection of Hydrophobic End Groups on Polymer Surfaces by Sum-Frequency Generation Vibrational Spectroscopy Zhan Chen, Robert Ward, Yuan Tian, Steve Baldelli, Aric Opdahl, Yuen-Ron Shen, and Gabor A. Somorjai pp 10615–10620 DOI: 10.1021/ja000808j

Ab Initio Study of the Electronic Excited States in 4-(N,N-Dimethylamino)benzonitrile with Inclusion of Solvent Effects:  The Internal Charge Transfer Process Benedetta Mennucci, Alessandro Toniolo, and Jacopo Tomasi pp 10621–10630 DOI: 10.1021/ja000814f

Vibronic Structure and Coupling in the Electronic Spectra of the Hexacarbonyl Tantalate(I−) Ion Theodore W. Bitner and Jeffrey I. Zink pp 10631–10639 DOI: 10.1021/ja0010305

The Effect of Finite Sampling on the Determination of Orientational Properties:  A Theoretical Treatment with Application to Interatomic Vectors in Proteins David Fushman, Ranajeet Ghose, and David Cowburn pp 10640–10649 DOI: 10.1021/ja001128j Supporting Info

Cyclic In-Plane Electron Delocalization (σ-Bishomoaromaticity) in 4N/5e Radical Anions and 4N/6e DianionsGeneration, Structures, Properties, Ion-Pairing, and Calculations Kai Exner, Oliver Cullmann, Markus Vögtle, Horst Prinzbach, Birgit Grossmann, Jürgen Heinze, Lorenz Liesum, Rainer Bachmann, Arthur Schweiger, and Georg Gescheidt pp 10650–10660 DOI: 10.1021/ja0014943 Supporting Info

Remarkable Conformational Control of Photoinduced Charge Separation and Recombination in a Giant U-Shaped Tetrad Toby D. M. Bell, Katrina A. Jolliffe, Kenneth P. Ghiggino, Anna M. Oliver, Michael J. Shephard, Steven J. Langford, and Michael N. Paddon-Row pp 10661–10666 DOI: 10.1021/ja001492i

Bond Dissociation Energy in Trifluoride Ion Alexander Artau, Katrina Emilia Nizzi, Brian T. Hill, Lee S. Sunderlin, and Paul G. Wenthold pp 10667–10670 DOI: 10.1021/ja001613e

Simple Model for Nonassociative Organic Liquids and Water Peter Buchwald and Nicholas Bodor pp 10671–10679 DOI: 10.1021/ja001788o Supporting Info

Reactions of Group IV Metal Atoms with Water Molecules. Matrix Isolation FTIR and Theoretical Studies Mingfei Zhou, Luning Zhang, Jian Dong, and Qizong Qin pp 10680–10688 DOI: 10.1021/ja0020658

Formation of Gas-Phase Dianions and Distonic Ions as a General Method for the Synthesis of Protected Reactive Intermediates. Energetics of 2,3- and 2,6-Dehydronaphthalene Dana R. Reed, Michael Hare, and Steven R. Kass pp 10689–10696 DOI: 10.1021/ja002351j

The Electron as a Protecting Group. 2. Generation of Benzocyclobutadiene Radical Anion in the Gas Phase and an Experimental Determination of the Heat of Formation of Benzocyclobutadiene Katherine M. Broadus and Steven R. Kass pp 10697–10703 DOI: 10.1021/ja002352b

Porphyrin−Fullerene Host−Guest Chemistry Dayong Sun, Fook S. Tham, Christopher A. Reed, Leila Chaker, Michael Burgess, and Peter D. W. Boyd pp 10704–10705 DOI: 10.1021/ja002214m Supporting Info

Isospecific Living Polymerization of 1-Hexene by a Readily Available Nonmetallocene C2-Symmetrical Zirconium Catalyst Edit Y. Tshuva, Israel Goldberg, and Moshe Kol pp 10706–10707 DOI: 10.1021/ja001219g Supporting Info

Total Synthesis and Absolute Structure of Manzacidin A and C Kosuke Namba, Tetsuro Shinada, Toshiyuki Teramoto, and Yasufumi Ohfune pp 10708–10709 DOI: 10.1021/ja002556s Supporting Info

Lewis Acid-Catalyzed Enantioselective 1,3-Dipolar Cycloadditions of Diazoalkane:  Chiral Ligand/Achiral Auxiliary Cooperative Chirality Control Shuji Kanemasa and Toshio Kanai pp 10710–10711 DOI: 10.1021/ja002670a Supporting Info

Synthesis of New, Nanoporous Carbon with Hexagonally Ordered Mesostructure Shinae Jun, Sang Hoon Joo, Ryong Ryoo, Michal Kruk, Mietek Jaroniec, Zheng Liu, Tetsu Ohsuna, and Osamu Terasaki pp 10712–10713 DOI: 10.1021/ja002261e

A Novel Copper-Mediated DNA Base Pair Eric Meggers, Patrick L. Holland, William B. Tolman, Floyd E. Romesberg, and Peter G. Schultz pp 10714–10715 DOI: 10.1021/ja0025806 Supporting Info

Rhodium-Catalyzed Asymmetric Conjugate Addition of Organoboronic Acids to Nitroalkenes Tamio Hayashi, Taichi Senda, and Masamichi Ogasawara pp 10716–10717 DOI: 10.1021/ja002805c Supporting Info

Unusual in Situ Ligand Modification to Generate a Catalyst for Room Temperature Aromatic C−O Bond Formation Quinetta Shelby, Noriyasu Kataoka, Grace Mann, and John Hartwig pp 10718–10719 DOI: 10.1021/ja002543e Supporting Info

Synthesis, Structure, and Magnetic Properties of a New Ternary Zintl Phase:  Sr21Mn4Sb18 Hyungrak Kim, Cathie L. Condron, Aaron P. Holm, and Susan M. Kauzlarich pp 10720–10721 DOI: 10.1021/ja002709b Supporting Info

Incorporation of N2 and CO into Organic Molecules:  Amide Formation by Palladium-Catalyzed Carbonylation and Nitrogenation Kazutaka Ueda, Yoshihiro Sato, and Miwako Mori pp 10722–10723 DOI: 10.1021/ja002707r Supporting Info

A Molecular Dynamics Test of the Different Stability of Crystal Polymorphs under Thermal Strain A. Gavezzotti pp 10724–10725 DOI: 10.1021/ja000588+

Methylbenzenes Are the Organic Reaction Centers for Methanol-to-Olefin Catalysis on HSAPO-34 Weiguo Song, James F. Haw, John B. Nicholas, and Catherine S. Heneghan pp 10726–10727 DOI: 10.1021/ja002195g

A Fundamentally New Approach to Enantioselective Fluorination Based on Cinchona Alkaloid Derivatives/Selectfluor Combination Norio Shibata, Emiko Suzuki, and Yoshio Takeuchi pp 10728–10729 DOI: 10.1021/ja002732x Supporting Info

Control of Photonic Band Structure by Molecular Aggregates Zhong-Ze Gu, Sinya Hayami, Qing-Bo Meng, Tomokazu Iyoda, Akira Fujishima, and Osamu Sato pp 10730–10731 DOI: 10.1021/ja001868s

Mechanism of Glutamate Mutase:  Identification and Kinetic Competence of Acrylate and Glycyl Radical as Intermediates in the Rearrangement of Glutamate to Methylaspartate Hung-Wei Chih and E. Neil G. Marsh pp 10732–10733 DOI: 10.1021/ja002488+

S-Nitrosylation of Cross-Linked Hemoglobins at β-Cysteine-93:  Stabilized Hemoglobins as Nitric Oxide Sources John Paul Pezacki, Andrew Pelling, and Ronald Kluger pp 10734–10735 DOI: 10.1021/ja005516x

Migrating Alkynes in Vinylidene Carbenoids:  An Unprecedented Route to Polyynes Sara Eisler and Rik R. Tykwinski pp 10736–10737 DOI: 10.1021/ja005557t Supporting Info

Protein Flexibility Correlates with Degree of Hydrogen Tunneling in Thermophilic and Mesophilic Alcohol Dehydrogenases Amnon Kohen and Judith P. Klinman pp 10738–10739 DOI: 10.1021/ja002229k

Insights into Metal Framework Constructions from the Syntheses of New Scandium- and Yttrium-Rich Telluride Compounds:  Y5Ni2Te2 and Sc6PdTe2 Paul A. Maggard and John D. Corbett pp 10740–10741 DOI: 10.1021/ja002875j Supporting Info

Metal−Organic and Organic Molecular Magnets Edited by P. Day (The Royal Institution of Great Britain) and A. E. Underhill (University College of North Wales). Royal Society of Chemistry:  Cambridge. 1999. viii + 324 pp. £69.50. ISBN 0-85404-764-6 p 10742 DOI: 10.1021/ja004773z

Indirect Food Additives and Polymers:  Migration and Toxicology By Victor O. Sheftel (Ministry of Health, State of Israel, Jerusalem). Lewis Publishers:  Boca Raton, FL. 2000. xvi + 1304 pp. $129.95. ISBN 1-56670-499-5. p 10742 DOI: 10.1021/ja004778w

Methods in Molecular Biology. Volume 146. Mass Spectrometry of Proteins and Peptides Edited by John R. Chapman (Sale, Manchester, UK). Humana Press:  Totowa, NJ. 2000. xiv + 538 pp. $125.00. ISBN 0-896-03609-X p 10742 DOI: 10.1021/ja004779o

Chemistry of Atmospheres. An Introduction to the Chemistry of the Atmospheres of Earth, the Planets, and Their Satellites. Third Edition By Richard P. Wayne (University of Oxford). Oxford University Press:  Oxford. 2000. xxx + 776 pp. $57.95. ISBN 0-19-850375-X p 10742 DOI: 10.1021/ja004780n

Quantum Chemistry. Classic Scientific Papers. World Scientific Series in 20th Century Chemistry. Volume 8 Translated and edited by Hinne Hettema (University of Auckland). World Scientific:  Singapore; River Edge, NJ; London; Hong Kong. 2000. xxxx + 478 pp. $90.00. ISBN 981-02-2771-X p 10742 DOI: 10.1021/ja004781f

Contemporary Boron Chemistry Edited by M. G. Davidson (University of Bath), Andrew K. Hughes, Todd B. Marder, and Ken Wade (University of Durham). Royal Society of Chemistry:  Cambridge. 2000. xvi + 538 pp. $199.00. ISBN 0-85404-835-9. p 10742 DOI: 10.1021/ja0047875

Phosphorus 2000. Chemistry, Biochemistry and Technology By D. E. C. Corbridge (Harrogate, UK). Elsevier:  Amsterdam. 2000. x + 1258 pp. $573.50. ISBN 0-444-82550-9. p 10742 DOI: 10.1021/ja004788x

Issue 44

Chemically Reactive Immunogens Lead to Functional Convergence of the Immune Response Hagit Shulman, Carina Makarov, Anthony K. Ogawa, Floyd Romesberg, and Ehud Keinan pp 10743–10753 DOI: 10.1021/ja000616o

Aggregation and Alkylation of Enolates of 2-Phenyl-α-tetralone and 2,6-Diphenyl-α-tetralone1 Daniel Zerong Wang, Yeong-Joon Kim, and Andrew Streitwieser pp 10754–10760 DOI: 10.1021/ja0010002 Supporting Info

Degradable Poly(β-amino esters):  Synthesis, Characterization, and Self-Assembly with Plasmid DNA David M. Lynn and Robert Langer pp 10761–10768 DOI: 10.1021/ja0015388

Synthesis and Conformational Analysis of a Sulfonium-Ion Analogue of the Glycosidase Inhibitor Castanospermine Lars Svansson, Blair D. Johnston, Jian-Hua Gu, Brian Patrick, and B. Mario Pinto pp 10769–10775 DOI: 10.1021/ja002038h Supporting Info

Nickel(0)-Catalyzed [2 + 2] Annulation of Electron-Deficient Allenes. Highly Regioselective Synthesis of Cyclobutanes Shinichi Saito, Kyoko Hirayama, Chizuko Kabuto, and Yoshinori Yamamoto pp 10776–10780 DOI: 10.1021/ja002241c Supporting Info

Application of Ring-Closing Metathesis to the Formal Total Synthesis of (+)−FR900482 Ingrid M. Fellows, David E. Kaelin, Jr., and Stephen F. Martin pp 10781–10787 DOI: 10.1021/ja0013879 Supporting Info

High-Rate Accelerations in Oxy-Cope Rearrangements Induced by Sulfur Substitution:  Kinetic Study Involving Electronically and Geometrically Differentiated 1-Alkenyl-2-(Z-1-propenyl)-7,7-dimethyl-exo-norbornan-2-ols Leo A. Paquette, Y. Ravindra Reddy, Grigoriy Vayner, and K. N. Houk pp 10788–10794 DOI: 10.1021/ja0025402

Highly Variable π-Bonding in the Interaction of Iron(II) Porphyrinates with Nitrite Habib Nasri, Mary K. Ellison, Carsten Krebs, Boi Hanh Huynh, and W. Robert Scheidt pp 10795–10804 DOI: 10.1021/ja000149a Supporting Info

Participation of Two Distinct Hydroxylating Intermediates in Iron(III) Porphyrin Complex-Catalyzed Hydroxylation of Alkanes Wonwoo Nam, Mi Hee Lim, Sun Kyung Moon, and Cheal Kim pp 10805–10809 DOI: 10.1021/ja0010554

Lanthanide Podates with Programmed Intermolecular Interactions:  Luminescence Enhancement through Association with Cyclodextrins and Unusually Large Relaxivity of the Gadolinium Self-Aggregates Nicolas Fatin-Rouge, Éva Tóth, Didier Perret, Robin H. Backer, André E. Merbach, and Jean-Claude G. Bünzli pp 10810–10820 DOI: 10.1021/ja001089b Supporting Info

Macrocyclic [N42-] Coordinated Nickel Complexes as Catalysts for the Formation of Oxalate by Electrochemical Reduction of Carbon Dioxide Manfred Rudolph, Sylvana Dautz, and Ernst-Gottfried Jäger pp 10821–10830 DOI: 10.1021/ja001254n

A Combined Experimental and Density Functional Theory Investigation of Hydrocarbon Activation at a Cationic Platinum(II) Diimine Aqua Complex under Mild Conditions in a Hydroxylic Solvent Hanne Heiberg, Lars Johansson, Odd Gropen, Olav B. Ryan, Ole Swang, and Mats Tilset pp 10831–10845 DOI: 10.1021/ja0019171

Mechanistic Investigation of Benzene C−H Activation at a Cationic Platinum(II) Center:  Direct Observation of a Platinum(II) Benzene Adduct Lars Johansson, Mats Tilset, Jay A. Labinger, and John E. Bercaw pp 10846–10855 DOI: 10.1021/ja0017460

Conformational Isomerism in (p-RC6H4NC)2W(dppe)2:  Substantial Structural Changes Resulting from Subtle Differences in the π-Acidity of p-RC6H4NC Nicole L. Wagner, Frank E. Laib, and Dennis W. Bennett pp 10856–10867 DOI: 10.1021/ja0018466 Supporting Info

Transition-Metal-Promoted Reactions of Boron Hydrides. 16. Platinum- and Palladium-Catalyzed Olefin Addition and Olefin Dehydrogenative Borylation Reactions of arachno-6,8-C2B7H13:  Syntheses and Structural Characterizations of 7-R-arachno-6,8-C2B7H12 and 7-(trans-R-CHCH)-arachno-6,8-C2B7H12 Daniel E. Kadlecek, Patrick J. Carroll, and Larry G. Sneddon pp 10868–10877 DOI: 10.1021/ja002178r Supporting Info

Energetics and Mechanism of Alkyl Cleavage Transition States:  Relative Gas-Phase Acidities of Alkanes Jason Wong, Kristin A. Sannes, Cris E. Johnson, and John I. Brauman pp 10878–10885 DOI: 10.1021/ja9933691

Photodissociation of Acrylic Acid in the Gas Phase:  An ab Initio Study Wei-Hai Fang and Ruo-Zhuang Liu pp 10886–10894 DOI: 10.1021/ja0004579 Supporting Info

Influence of Compression upon Kinetic Isotope Effects for SN2 Methyl Transfer:  A Computational Reappraisal Vicent Moliner and Ian H. Williams pp 10895–10902 DOI: 10.1021/ja001170e Supporting Info

Mechanism of Charge Migration through DNA:  Molecular Wire Behavior, Single-Step Tunneling or Hopping? Ferdinand C. Grozema, Yuri A. Berlin, and Laurens D. A. Siebbeles pp 10903–10909 DOI: 10.1021/ja001497f

Acceleration of the Polymerization of Rodlike Molecules by Flow Ameya Agge, Sumeet Jain, and D. V. Khakhar pp 10910–10913 DOI: 10.1021/ja001541r

Theoretical Investigations on the Stereoselective Selenenylation Reaction of Alkenes Martin Spichty, Gianfranco Fragale, and Thomas Wirth pp 10914–10916 DOI: 10.1021/ja001602l Supporting Info

Electrocyclic Ring Openings of 2-Furylcarbene and Related Carbenes:  A Comparison between Pseudopericyclic and Coarctate Reactions David M. Birney pp 10917–10925 DOI: 10.1021/ja0020005 Supporting Info

55Mn ENDOR of the S2-State Multiline EPR Signal of Photosystem II:  Implications on the Structure of the Tetranuclear Mn Cluster Jeffrey M. Peloquin, Kristy A. Campbell, David W. Randall, Marc A. Evanchik, Vincent L. Pecoraro, William H. Armstrong, and R. David Britt pp 10926–10942 DOI: 10.1021/ja002104f

Photoinduced Electron Transfer at Liquid|Liquid Interfaces. Part IV. Orientation and Reactivity of Zinc Tetra(4-carboxyphenyl) Porphyrin Self-Assembled at the Water|1,2-Dichloroethane Junction Henrik Jensen, Joseph J. Kakkassery, Hirohisa Nagatani, David J. Fermín, and Hubert H. Girault pp 10943–10948 DOI: 10.1021/ja0021013

1:1 and 1:2 Complexation Thermodynamics of γ-Cyclodextrin with N-Carbobenzyloxy Aromatic Amino Acids and ω-Phenylalkanoic Acids Mikhail Rekharsky and Yoshihisa Inoue pp 10949–10955 DOI: 10.1021/ja002325l

Thermally Activated, Inverted Interfacial Electron Transfer Kinetics:  High Driving Force Reactions between Tin Oxide Nanoparticles and Electrostatically-Bound Molecular Reactants Dennis A. Gaal and Joseph T. Hupp pp 10956–10963 DOI: 10.1021/ja0024744 Supporting Info

Dodecahedryl Anion Formation and an Experimental Determination of the Acidity and C−H Bond Dissociation Energy of Dodecahedrane Katherine M. Broadus, Steven R. Kass, Thomas Osswald, and Horst Prinzbach pp 10964–10968 DOI: 10.1021/ja002588f

Periodic Trends in the Binding of Metal Ions to Pyridine Studied by Threshold Collision-Induced Dissociation and Density Functional Theory M. T. Rodgers, J. R. Stanley, and R. Amunugama pp 10969–10978 DOI: 10.1021/ja0027923 Supporting Info

2D and 3D 15N−13C−13C NMR Chemical Shift Correlation Spectroscopy of Solids:  Assignment of MAS Spectra of Peptides Chad M. Rienstra, Morten Hohwy, Mei Hong, and Robert G. Griffin pp 10979–10990 DOI: 10.1021/ja001092v

Emergent Conformational Preferences of a Self-Assembling Small Molecule:  Structure and Dynamics in a Tetrameric Capsule Fraser Hof, Colin Nuckolls, Stephen L. Craig, Tomás Martín, and Julius Rebek, Jr. pp 10991–10996 DOI: 10.1021/ja002340q

Self-Assembly of Amphoteric Azopyridine Carboxylic Acids:  Organized Structures and Macroscopic Organized Morphology Influenced by Heat, pH Change, and Light Ken'ichi Aoki, Masaru Nakagawa, and Kunihiro Ichimura pp 10997–11004 DOI: 10.1021/ja001790f Supporting Info

Large Optical Limiting from Novel Metal−Dendrimer Nanocomposite Materials Radu G. Ispasoiu, Lajos Balogh, Oleg P. Varnavski, Donald A. Tomalia, and Theodore Goodson, III pp 11005–11006 DOI: 10.1021/ja0015646

A New Method to Synthesize Unsymmetrical Dithiolene Metal Complexes of 1,3-Dithiole-2-thione-4,5-dithiolate for Third-Order Nonlinear Optical Applications Jie Dai, Guo-Qing Bian, Xin Wang, Qing-Feng Xu, Min-Yan Zhou, Megumu Munakata, Masahiko Maekawa, Ming-Hong Tong, Zhen-Rong Sun, and He-Ping Zeng pp 11007–11008 DOI: 10.1021/ja001976e Supporting Info

Stereoselective Construction of trans-Disubstituted Azabicycles Using Oxauracil as a Novel Free Radical Acceptor P. Andrew Evans, Thara Manangan, and Arnold L. Rheingold pp 11009–11010 DOI: 10.1021/ja0020308 Supporting Info

Observed and Calculated Infrared Spectrum of Pd(H2) in Solid Argon:  A Ligand-Free Side-Bonded Molecular Hydrogen Complex Lester Andrews, Laurent Manceron, Mohammad Esmaïl Alikhani, and Xuefeng Wang pp 11011–11012 DOI: 10.1021/ja002737u

A Stable Terminal Imide on Iron Atul K. Verma, Tamim N. Nazif, Catalina Achim, and Sonny C. Lee pp 11013–11014 DOI: 10.1021/ja001147t Supporting Info

Palladium- and Platinum-Catalyzed Silaboration of Methylenecyclopropanes through Selective Proximal or Distal C−C Bond Cleavage Michinori Suginome, Takanori Matsuda, and Yoshihiko Ito pp 11015–11016 DOI: 10.1021/ja002885k Supporting Info

Addition of C−H Bonds to the Catalytically Active Complex (PCP)Ir (PCP = η3-2,6-(tBu2PCH2)2C6H3) Mira Kanzelberger, Bharat Singh, Margaret Czerw, Karsten Krogh-Jespersen, and Alan S. Goldman pp 11017–11018 DOI: 10.1021/ja001626s Supporting Info

Novel Propargylic Substitution Reactions Catalyzed by Thiolate-Bridged Diruthenium Complexes via Allenylidene Intermediates Yoshiaki Nishibayashi, Issei Wakiji, and Masanobu Hidai pp 11019–11020 DOI: 10.1021/ja0021161 Supporting Info

A Novel Class of Emitting Amorphous Molecular Materials as Bipolar Radical Formants:  2-{4-[Bis(4-methylphenyl)amino]phenyl}- 5-(dimesitylboryl)thiophene and 2-{4-[Bis(9,9-dimethylfluorenyl)amino]phenyl}- 5-(dimesitylboryl)thiophene Yasuhiko Shirota, Motoi Kinoshita, Tetsuya Noda, Kenji Okumoto, and Takahiro Ohara pp 11021–11022 DOI: 10.1021/ja0023332

A New Porous Lithosilicate with a High Ionic Conductivity and Ion-Exchange Capacity So-Hyun Park, John B. Parise, Hermann Gies, Haiming Liu, Clare P. Grey, and Brian H. Toby pp 11023–11024 DOI: 10.1021/ja005527q Supporting Info

Heavy-Cation-Induced Phosphorescence of Alkanones and Azoalkanes in Zeolites As Hosts:  Induced S1 (nπ*) to T1 (nπ*) Intersystem Crossing and S0 to T1 (nπ*) Absorption Sundararajan Uppili, Vincenti Marti, Achim Nikolaus, Steffen Jockusch, Waldemar Adam, Paul S. Engel, Nicholas J. Turro, and V. Ramamurthy pp 11025–11026 DOI: 10.1021/ja001845d Supporting Info

Total Synthesis of (−)-Laulimalide Arun K. Ghosh and Yong Wang pp 11027–11028 DOI: 10.1021/ja0027416 Supporting Info

Ion Conductors that Favor Passive Transport in Ergosterol-Rich over Cholesterol-Rich Phospholipid Membranes Audrey F. DiGiorgio, Sijbren Otto, Prasun Bandyopadhyay, and Steven L. Regen pp 11029–11030 DOI: 10.1021/ja002039+

Organoselenium-Based Entry into Versatile, α-(2-Tributylstannyl)vinyl Amino Acids in Scalemic Form:  A New Route to Vinyl Stannanes David B. Berkowitz, Jill M. McFadden, Esmort Chisowa, and Craig L. Semerad pp 11031–11032 DOI: 10.1021/ja0055110 Supporting Info

Reversible η6−η4 Coordination in the Association−Dissociation Reactions of Metallatricarbadecaboranyl Complexes:  An Analogue of the η5−η3 Cyclopentadienyl Ring-Slippage Process Bhaskar M. Ramachandran, Patrick J. Carroll, and Larry G. Sneddon pp 11033–11034 DOI: 10.1021/ja0022876 Supporting Info

Resolution of Conflicting Mechanistic Observations in Ester Aminolysis. A Warning on the Qualitative Prediction of Isotope Effects for Reactive Intermediates Daniel A. Singleton and Steven R. Merrigan pp 11035–11036 DOI: 10.1021/ja005519+ Supporting Info

Design, Synthesis, and Solution Structure of a Pyrrolinone-Based β-Turn Peptidomimetic Amos B. Smith, III, Wenyong Wang, Paul A. Sprengeler, and Ralph Hirschmann pp 11037–11038 DOI: 10.1021/ja002964w Supporting Info

Backbone-Engineered High-Potential Iron Proteins:  Effects of Active-Site Hydrogen Bonding on Reduction Potential Donald W. Low and Michael G. Hill pp 11039–11040 DOI: 10.1021/ja001218o Supporting Info

Issue 45

Powerful Solvent Effect of Water in Radical Reaction:  Triethylborane-Induced Atom-Transfer Radical Cyclization in Water Hideki Yorimitsu, Tomoaki Nakamura, Hiroshi Shinokubo, Koichiro Oshima, Kiyoyuki Omoto, and Hiroshi Fujimoto pp 11041–11047 DOI: 10.1021/ja0014281 Supporting Info

Cations Mediate B-DNA Conformational Heterogeneity Chad C. Sines, Lori McFail-Isom, Shelley B. Howerton, Don VanDerveer, and Loren Dean Williams pp 11048–11056 DOI: 10.1021/ja002244p Supporting Info

Liquid Crystalline Perylene Diimides:  Architecture and Charge Carrier Mobilities Corien W. Struijk, Alexander B. Sieval, Jarno E. J. Dakhorst, Marinus van Dijk, Peter Kimkes, Rob B. M. Koehorst, Harry Donker, Tjeerd J. Schaafsma, Stephen J. Picken, Anick M. van de Craats, John M. Warman, Han Zuilhof, and Ernst J. R. Sudhölter pp 11057–11066 DOI: 10.1021/ja000991g

Synthesis of the Leishmania LPG Core Heptasaccharyl myo-Inositol Katinka Ruda, Jan Lindberg, Per J. Garegg, Stefan Oscarson, and Peter Konradsson pp 11067–11072 DOI: 10.1021/ja001515t

Structure−Reactivity Relationships for Addition of Sulfur Nucleophiles to Electrophilic Carbon:  Resonance, Polarization, and Steric/Electrostatic Effects Maria M. Toteva and John P. Richard pp 11073–11083 DOI: 10.1021/ja0021868 Supporting Info

BF3-Mediated Addition of Lithium Phenylacetylide to an Imine: Correlations of Structures and Reactivities. BF3·R3N Derivatives as Substitutes for BF3·Et2O Katherine B. Aubrecht, Mark D. Winemiller, and David B. Collum pp 11084–11089 DOI: 10.1021/ja002200g

Total Synthesis of the Actin-Depolymerizing Agent (−)-Mycalolide A:  Application of Chiral Silane-Based Bond Construction Methodology James S. Panek and Ping Liu pp 11090–11097 DOI: 10.1021/ja002377a Supporting Info

Multiple Active Oxidants in Cytochrome P-450 Model Oxidations James P. Collman, Allis S. Chien, Todd A. Eberspacher, and John I. Brauman pp 11098–11100 DOI: 10.1021/ja000961d

Probing Individual Steps of Dynamic Exchange with 31P EXSY NMR Spectroscopy:  Synthesis and Characterization of the [E7PtH(PPh3)]2- Zintl Ion Complexes [E = P, As] Banu Kesanli, Scott Charles, Yiu-Fai Lam, Simon G. Bott, James Fettinger, and Bryan Eichhorn pp 11101–11107 DOI: 10.1021/ja000988x Supporting Info

Growth Mechanism of MoS2 Fullerene-like Nanoparticles by Gas-Phase Synthesis A. Zak, Y. Feldman, V. Alperovich, R. Rosentsveig, and R. Tenne pp 11108–11116 DOI: 10.1021/ja002181a

A Remarkable Isostructural Homologous Series of Mixed Lithium−Heavier Alkali Metal tert-Butoxides [(t-BuO)8Li4M4] (M = Na, K, Rb or Cs) David R. Armstrong, William Clegg, Allison M. Drummond, Stephen T. Liddle, and Robert E. Mulvey pp 11117–11124 DOI: 10.1021/ja002217z Supporting Info

Deuterium NMR Reveals Helix Packing Interactions in Phospholamban Weiwen Ying, Scott E. Irvine, Richard A. Beekman, David J. Siminovitch, and Steven O. Smith pp 11125–11128 DOI: 10.1021/ja994111d Supporting Info

Electronic Structures and Optical Properties of Open and Capped Carbon Nanotubes WanZhen Liang, Xiu Jun Wang, Satoshi Yokojima, and GuanHua Chen pp 11129–11137 DOI: 10.1021/ja000469u

A Gas-Phase Study of the Coordination of Mg2+ with Oxygen- and Nitrogen-Containing Ligands N. Walker, M. P. Dobson, R. R. Wright, P. E. Barran, J. N. Murrell, and A. J. Stace pp 11138–11145 DOI: 10.1021/ja0007509

Tetrahedral vs Octahedral Zinc Complexes with Ligands of Biological Interest:  A DFT/CDM Study Todor Dudev and Carmay Lim pp 11146–11153 DOI: 10.1021/ja0010296

Behavior of Ylides Containing N, O, and C Atoms as Hydrogen Bond Acceptors Isabel Rozas, Ibon Alkorta, and José Elguero pp 11154–11161 DOI: 10.1021/ja0017864 Supporting Info

Acyl-Transfer Mechanisms Involving Various Acyl Functional Groups: >XY with X = C, S, P and Y = O, S Ikchoon Lee, Chang Kon Kim, Hong Guang Li, Chang Kook Sohn, Chan Kyung Kim, Hai Whang Lee, and Bon-Su Lee pp 11162–11172 DOI: 10.1021/ja001814i Supporting Info

Structures, Energetics, Relative Stabilities, and Out-of-Plane Distortivities of Skeletally Disubstituted Benzenes, (CH)4X2 (X = N, P, C-, Si-, O+, and S+):  An ab Initio and DFT Study U. Deva Priyakumar and G. Narahari Sastry pp 11173–11181 DOI: 10.1021/ja001849i Supporting Info

Structure of Aqueous Solutions of Ions and Neutral Solutes at Infinite Dilution at a Supercritical Temperature of 683 K Jayendran C. Rasaiah, Jerzy P. Noworyta, and S. Koneshan pp 11182–11193 DOI: 10.1021/ja001978z

Dynamics of Aqueous Solutions of Ions and Neutral Solutes at Infinite Dilution at a Supercritical Temperature of 683 K Jerzy P. Noworyta, S. Koneshan, and Jayendran C. Rasaiah pp 11194–11202 DOI: 10.1021/ja001979r

Synthesis, Characterization, and Reactivity of the m-Xylylene Anion in the Gas Phase. The Enthalpy of Formation of m-Xylylene Loubna A. Hammad and Paul G. Wenthold pp 11203–11211 DOI: 10.1021/ja002138n

Highly Enantioselective 1,2-Addition of Lithium Acetylide-Ephedrate Complexes:  Spectroscopic Evidence for Reaction Proceeding via a 2:2 Tetramer, and X-ray Characterization of Related Complexes Feng Xu, Robert A. Reamer, Richard Tillyer, Jordan M. Cummins, Edward J. J. Grabowski, Paul J. Reider, David B. Collum, and John C. Huffman pp 11212–11218 DOI: 10.1021/ja0022728 Supporting Info

Model Studies of the (6−4) Photoproduct Photolyase Enzyme:  Laser Flash Photolysis Experiments Confirm Radical Ion Intermediates in the Sensitized Repair of Thymine Oxetane Adducts Arul Joseph, Gautam Prakash, and Daniel E. Falvey pp 11219–11225 DOI: 10.1021/ja002541u

NMR Detection of Intermolecular N−H···N Hydrogen Bonds in the Human T Cell Leukemia Virus-1 Rex Peptide−RNA Aptamer Complex Aizhuo Liu, Ananya Majumdar, Feng Jiang, Natalya Chernichenko, Eugene Skripkin, and Dinshaw J. Patel pp 11226–11227 DOI: 10.1021/ja003080f Supporting Info

A Tris-hydroxymethyl-Substituted Derivative of Gd-TREN-Me-3,2-HOPO:  An MRI Relaxation Agent with Improved Efficiency Sharad Hajela, Mauro Botta, Sabrina Giraudo, Jide Xu, Kenneth N. Raymond, and Silvio Aime pp 11228–11229 DOI: 10.1021/ja994315u Supporting Info

Structural Characterization of Cationic 16-Electron Half-Sandwich Ruthenium Phosphine Complexes with and without Agostic Interaction Manuel Jiménez Tenorio, Kurt Mereiter, M. Carmen Puerta, and Pedro Valerga pp 11230–11231 DOI: 10.1021/ja001928u Supporting Info

FTIR Characterization of the Active Site of the Fe-hydrogenase from Desulfovibrio desulfuricans Antonio L. De Lacey, Christian Stadler, Christine Cavazza, E. Claude Hatchikian, and Victor M. Fernandez pp 11232–11233 DOI: 10.1021/ja002441o Supporting Info

Observation of Borirene from Crossed Beam Reaction of Boron Atoms with Ethylene Nadia Balucani, Oskar Asvany, Yuan T. Lee, and Ralf I. KaiserNicolas Galland and Yacine Hannachi pp 11234–11235 DOI: 10.1021/ja001447a

Symmetry Properties of Indirect Nuclear Spin−Spin Coupling Tensors:  First Principles Results for ClF3 and OF2 David L. Bryce and Roderick E. Wasylishen pp 11236–11237 DOI: 10.1021/ja002043l

The Catalytic Reduction of Nitrite. Metal Coordination and Reaction of Nitrosyl with Hydrazine:  Two-Electron Oxidants Can Also Lead to Ammonia Alberto A. Chevalier, Luis A. Gentil, Valentín T. Amorebieta, María M. Gutiérrez, and José A. Olabe pp 11238–11239 DOI: 10.1021/ja0020052

Re and Tc Complexes Containing B−H···M Agostic Interactions as Building Blocks for the Design of Radiopharmaceuticals Raquel Garcia, António Paulo, Ângela Domingos, Isabel Santos, Kirstin Ortner, and Roger Alberto pp 11240–11241 DOI: 10.1021/ja002652t Supporting Info

Substrate Specificity of Chalcone Synthase:  Enzymatic Formation of Unnatural Polyketides from Synthetic Cinnamoyl-CoA Analogues Ikuro Abe, Hiroyuki Morita, Ayumi Nomura, and Hiroshi Noguchi pp 11242–11243 DOI: 10.1021/ja0027113 Supporting Info

Highly Stereocontrolled Synthesis of Carbacyclin from Acyclic Starting Materials via Ti(II)-Mediated Tandem Cyclization Sentaro Okamoto, Kandasamy Subburaj, and Fumie Sato pp 11244–11245 DOI: 10.1021/ja002974x Supporting Info

Anionic Gallium Phosphate Double Four-Ring Units Containing Occluded Oxygen David S. Wragg and Russell E. Morris pp 11246–11247 DOI: 10.1021/ja0055209 Supporting Info

Total Synthesis and Reassignment of Configuration of Aeruginosin 298-A Nativitat Valls, Meritxell López-Canet, Mercè Vallribera, and Josep Bonjoch pp 11248–11249 DOI: 10.1021/ja002341i Supporting Info

The Homocyclotrisilenylium Ion:  A Free Silyl Cation in the Condensed Phase Akira Sekiguchi, Tadahiro Matsuno, and Masaaki Ichinohe pp 11250–11251 DOI: 10.1021/ja002344v Supporting Info

Evidence for Urate Hydroperoxide as an Intermediate in the Urate Oxidase Reaction Annamraju D. Sarma and Peter A. Tipton pp 11252–11253 DOI: 10.1021/ja002829j Supporting Info

Total Synthesis of (−)-Penitrem D Amos B. Smith, III, Naoki Kanoh, Haruaki Ishiyama, and Richard A. Hartz pp 11254–11255 DOI: 10.1021/ja0030820 Supporting Info

New Kinetics Methodologies Applied to Carbene Fragmentation Reactions Robert A. Moss, Lauren A. Johnson, Shunqi Yan, John P. Toscano, and Brett M. Showalter pp 11256–11257 DOI: 10.1021/ja002611x

Strong Hydrogen Bonds in Aqueous and Aqueous−Acetone Solutions of Dicarboxylic Acids:  Activation Energies for Exchange and Deuterium Fractionation Factors Jing Lin and Perry A. Frey pp 11258–11259 DOI: 10.1021/ja003060d

Thiol Ester−Boronic Acid Coupling. A Mechanistically Unprecedented and General Ketone Synthesis Lanny S. Liebeskind and Jiri Srogl pp 11260–11261 DOI: 10.1021/ja005613q Supporting Info

Enantioselective Total Synthesis of (−)-Galanthamine Barry M. Trost and F. Dean Toste pp 11262–11263 DOI: 10.1021/ja002231b Supporting Info

Supramolecular Chain Assemblies Formed by Interaction of a π Molecular Acid Complex of Mercury with π-Base Trinuclear Gold Complexes Alfredo Burini, John P. Fackler, Jr., Rossana Galassi, Tiffany A. Grant, Mohammad A. Omary, Manal A. Rawashdeh-Omary, Bianca R. Pietroni, and Richard J. Staples pp 11264–11265 DOI: 10.1021/ja0024690 Supporting Info

Patterned Luminescence of Organic Light-Emitting Diodes by Hot Microcontact Printing (HμCP) of Self-Assembled Monolayers Yoshihiro Koide, Qingwu Wang, Ji Cui, Douglas D. Benson, and Tobin J. Marks pp 11266–11267 DOI: 10.1021/ja002835f

Structural Basis for BABIM Inhibition of Botulinum Neurotoxin Type B Protease Michael A. Hanson, Thorsten K. Oost, Chanokporn Sukonpan, Daniel H. Rich, and Raymond C. Stevens pp 11268–11269 DOI: 10.1021/ja005533m Supporting Info

A Polymeric and Fluorescent Gel for Combinatorial Screening of Catalysts Robert F. Harris, Andrew J. Nation, Gregory T. Copeland, and Scott J. Miller pp 11270–11271 DOI: 10.1021/ja0055763 Supporting Info

The Peroxy Acid Dioxirane Equilibrium:  Base-Promoted Exchange of Peroxy Acid Oxygens Ned A. Porter, Huiyong Yin, and Derek A. Pratt pp 11272–11273 DOI: 10.1021/ja005648q Supporting Info

Synthesis of 12-Substituted 1-Carba-closo-dodecaborate Anions and First Hyperpolarizability of the 12-C7H6+-CB11H11 Ylide [J. Am. Chem. Soc. 1999, 121, 3122−3126]. Bohumír Grüner, Zbyněk Janoušek, Benjamin T. King, Jeffrey N. Woodford, C. H. Wang, Václav Všeteka, and Josef Michl p 11274 DOI: 10.1021/ja0046618

Highly Efficient Complexations of a Porphyrin Dimer with Remarkably Small Differences between Nucleosides and Nucleotides/The Predominance of Stacking Interactions for Nucleic Acid Components [J. Am. Chem. Soc. 2000, 122, 5881−5882]. Mallena Sirish and Hans-Jörg Schneider p 11274 DOI: 10.1021/ja0046620

Issue 46

Kinetics of Propylene Polymerization Using Bis(2-phenylindenyl)zirconium Dichloride/Methylaluminoxane Shirley Lin, Christopher D. Tagge, Robert M. Waymouth, Márcio Nele, Scott Collins, and J. C. Pinto pp 11275–11285 DOI: 10.1021/ja002003h Supporting Info

Kinetic Property of Bulged Helix Formation:  Analysis of Kinetic Behavior Using Nearest-Neighbor Parameters Tatsuo Ohmichi, Hiroyuki Nakamuta, Kyohko Yasuda, and Naoki Sugimoto pp 11286–11294 DOI: 10.1021/ja001779f

β-Fused Oligoporphyrins:  A Novel Approach to a New Type of Extended Aromatic System Roberto Paolesse, Laurent Jaquinod, Fabio Della Sala, Daniel J. Nurco, Luca Prodi, Marco Montalti, Corrado Di Natale, Arnaldo D'Amico, Aldo Di Carlo, Paolo Lugli, and Kevin M. Smith pp 11295–11302 DOI: 10.1021/ja001316+ Supporting Info

Well-Conserved Tandem G·A Pairs and the Flanking C·G Pair in Hammerhead Ribozymes Are Sufficient for Capture of Structurally and Catalytically Important Metal Ions Yoshiyuki Tanaka, Eugene H. Morita, Hidenori Hayashi, Yasuhiro Kasai, Toshiyuki Tanaka, and Kazunari Taira pp 11303–11310 DOI: 10.1021/ja001001u Supporting Info

Mapping the Interfaces of Protein−Nucleic Acid Complexes Using Cross-Saturation Andres Ramos, Geoff Kelly, David Hollingworth, Annalisa Pastore, and Thomas Frenkiel pp 11311–11314 DOI: 10.1021/ja002233w

Solvophobically Driven π-Stacking of Phenylene Ethynylene Macrocycles and Oligomers Shreyasi Lahiri, Julie L. Thompson, and Jeffrey S. Moore pp 11315–11319 DOI: 10.1021/ja002129e Supporting Info

Efficient β-Sheet Identification in Proteins by Solid-State NMR Spectroscopy Daniel Huster, Satoru Yamaguchi, and Mei Hong pp 11320–11327 DOI: 10.1021/ja001674c

Steric Size in Conformational Analysis. Steric Compression Analyzed by Circular Dichroism Spectroscopy Stefan E. Boiadjiev and David A. Lightner pp 11328–11339 DOI: 10.1021/ja002069c Supporting Info

Highly Enantioselective Reactions of Configurationally Labile α-Thioorganolithiums Using Chiral Bis(oxazoline)s via Two Different Enantiodetermining Steps Shuichi Nakamura, Ryo Nakagawa, Yoshihiko Watanabe, and Takeshi Toru pp 11340–11347 DOI: 10.1021/ja0025191 Supporting Info

Acid-Catalyzed Cyclization of Vinylsilanes Bearing a Hydroxy Group:  A New Method for Stereoselective Synthesis of Disubstituted Tetrahydrofurans1 Katsukiyo Miura, Shigeo Okajima, Takeshi Hondo, Takahiro Nakagawa, Tatsuyuki Takahashi, and Akira Hosomi pp 11348–11357 DOI: 10.1021/ja002496q Supporting Info

Functionalization of Alkanes by Isolated Transition Metal Boryl Complexes Karen M. Waltz and John F. Hartwig pp 11358–11369 DOI: 10.1021/ja002840j

Multi-Temperature Crystallographic Studies of Mixed-Valence Polynuclear Complexes; Valence Trapping Process in the Trinuclear Oxo-Bridged Iron Compound, [Fe3O(O2CC(CH3)3)6(C5H5N)3] Claire Wilson, Bo B. Iversen, Jacob Overgaard, Finn K. Larsen, Guang Wu, Sergiu P. Palii, Grigore A. Timco, and Nicolae V. Gerbeleu pp 11370–11379 DOI: 10.1021/ja994162a Supporting Info

Alkyne Oxidations by cis-Dioxoruthenium(VI) Complexes. A Formal [3 + 2] Cycloaddition Reaction of Alkynes with cis-[(Cn*)(CF3CO2)RuVIO2]ClO4 (Cn* = 1,4,7-Trimethyl-1,4,7-triazacyclononane) Chi-Ming Che, Wing-Yiu Yu, Pui-Ming Chan, Wing-Chi Cheng, Shie-Ming Peng, Kai-Chung Lau, and Wai-Kee Li pp 11380–11392 DOI: 10.1021/ja001707o Supporting Info

Spin Density Distribution of α-Nitronyl Aminoxyl Radicals from Experimental and ab Initio Calculated ESR Isotropic Hyperfine Coupling Constants Joan Cirujeda, José Vidal-Gancedo, Oriol Jürgens, Fernando Mota, Juan J. Novoa, Concepció Rovira, and Jaume Veciana pp 11393–11405 DOI: 10.1021/ja0004884 Supporting Info

Theoretical Study of the Reversible Storage of H2 by BeS Der-Yan Hwang and Alexander M. Mebel pp 11406–11410 DOI: 10.1021/ja000748h Supporting Info

Protonation States of the Chromophore of Denatured Green Fluorescent Proteins Predicted by ab Initio Calculations Jamal El Yazal, Franklyn G. Prendergast, David Elliot Shaw, and Yuan-Ping Pang pp 11411–11415 DOI: 10.1021/ja0008721

Ab Initio Calculations on the 5-exo versus 6-endo Cyclization of 1,3-Hexadiene-5-yn-1-yl Radical:  Formation of the First Aromatic Ring in Hydrocarbon Combustion Santiago Olivella and Albert Solé pp 11416–11422 DOI: 10.1021/ja001011v Supporting Info

Localization of 23Na+ in a DNA Quadruplex by High-Field Solid-State NMR David Rovnyak, Marc Baldus, Gang Wu, Nicholas V. Hud, Juli Feigon, and Robert G. Griffin pp 11423–11429 DOI: 10.1021/ja001022o

Supported Gold Nanoparticles from Quantum Dot to Mesoscopic Size Scale:  Effect of Electronic and Structural Properties on Catalytic Hydrogenation of Conjugated Functional Groups Peter Claus, Angelika Brückner, Christian Mohr, and Herbert Hofmeister pp 11430–11439 DOI: 10.1021/ja0012974

Reactions of Laser-Ablated U and Th with CO2:  Neon Matrix Infrared Spectra and Density Functional Calculations of OUCO, OThCO, and Other Products Lester Andrews, Mingfei Zhou, Binyong Liang, Jun Li, and Bruce E. Bursten pp 11440–11449 DOI: 10.1021/ja0016699

Origin of the Attraction and Directionality of the NH/π Interaction:  Comparison with OH/π and CH/π Interactions Seiji Tsuzuki, Kazumasa Honda, Tadafumi Uchimaru, Masuhiro Mikami, and Kazutoshi Tanabe pp 11450–11458 DOI: 10.1021/ja001901a Supporting Info

Molecular Dynamics Simulation of Water Mobility in Magnesium-Smectite Hydrates Jeffery A. Greathouse, Keith Refson, and Garrison Sposito pp 11459–11464 DOI: 10.1021/ja0018769

Electronic Conductivity of Solid-State, Mixed-Valent, Monolayer-Protected Au Clusters W. Peter Wuelfing, Stephen J. Green, Jeremy J. Pietron, David E. Cliffel, and Royce W. Murray pp 11465–11472 DOI: 10.1021/ja002367+ Supporting Info

C60O3, a Fullerene Ozonide:  Synthesis and Dissociation to C60O and O2 Dieter Heymann, Sergei M. Bachilo, R. Bruce Weisman, Franco Cataldo, Roelof H. Fokkens, Nico M. M. Nibbering, Ronald D. Vis, and L. P. Felipe Chibante pp 11473–11479 DOI: 10.1021/ja0025651

Photoelectrochemistry with Integrated Photosensitizer−Electron Acceptor and Au-Nanoparticle Arrays Michal Lahav, Vered Heleg-Shabtai, Julian Wasserman, Eugenii Katz, Itamar Willner, Heinz Dürr, Yi-Zhen Hu, and Stefan H. Bossmann pp 11480–11487 DOI: 10.1021/ja002568d

Geometry and Framework Interactions of Zeolite-Encapsulated Copper(II)−Histidine Complexes Roeland Grommen, Palanichamy Manikandan, Yong Gao, Tania Shane, Johan J. Shane, Robert A. Schoonheydt, Bert M. Weckhuysen, and Daniella Goldfarb pp 11488–11496 DOI: 10.1021/ja002572p

Charge Variations in Substituted Alkanes:  Evidence for a Through-Space Effect Elizabeth M. Nolan and R. G. Linck pp 11497–11506 DOI: 10.1021/ja0026511 Supporting Info

The Rate of Spontaneous Decarboxylation of Amino Acids Mark J. Snider and Richard Wolfenden pp 11507–11508 DOI: 10.1021/ja002851c

A Theoretical−Experimental Approach to the Mechanism of the Photocarbonylation of Chromium(0) (Fischer)−Carbene Complexes and Their Reaction with Imines Ana Arrieta, Fernando P. Cossío, Israel Fernández, Mar Gómez-Gallego, Begoña Lecea, Maria J. Mancheño, and Miguel A. Sierra pp 11509–11510 DOI: 10.1021/ja000706t Supporting Info

Synthesis, Structure, and Silylene Exchange Reaction of Base-Stabilized Hydrido(silylene)tungsten Complexes and Rearrangement of Hydrosilyl(pyridine)tungsten Complexes to the Base-Stabilized Hydrido(silylene) Complexes via 1,2-Hydrogen Migration Hiroyuki Sakaba, Masanori Tsukamoto, Takeshi Hirata, Chizuko Kabuto, and Hiroshi Horino pp 11511–11512 DOI: 10.1021/ja993279w Supporting Info

Highly Effective Chiral Dipyridylphosphine Ligands:  Synthesis, Structural Determination, and Applications in the Ru-Catalyzed Asymmetric Hydrogenation Reactions Cheng-Chao Pai, Ching-Wen Lin, Chi-Ching Lin, Chih-Chiang Chen, and Albert S. C. ChanWing Tak Wong pp 11513–11514 DOI: 10.1021/ja000163n Supporting Info

Ersatz Ethylene−Propylene Copolymers:  The Synthesis of Linear Carbon Backbone Copolymers One Carbon Atom at a Time Xian-Zhi Zhou and Kenneth J. Shea pp 11515–11516 DOI: 10.1021/ja0027158

Efficient DNA Cleavage with an Iron Complex without Added Reductant Gerard Roelfes, Mark E. Branum, Li Wang, Lawrence Que, Jr., and Ben L. Feringa pp 11517–11518 DOI: 10.1021/ja001965l Supporting Info

Lovastatin Nonaketide Synthase Catalyzes an Intramolecular Diels−Alder Reaction of a Substrate Analogue Karine Auclair, Andrew Sutherland, Jonathan Kennedy, David J. Witter, Johan P. Van den Heever, C. Richard Hutchinson, and John C. Vederas pp 11519–11520 DOI: 10.1021/ja003216+ Supporting Info

Observation of β-C−H Bond Activation of Allyl Groups Adsorbed on Ag(111) and an Unusual Deuterium Isotope Effect Jung-Hui Wang and Chao-Ming Chiang pp 11521–11522 DOI: 10.1021/ja002083p

Resolving Contradictions between Overdetermined NMR Cross-Correlation Rates Joel R. Tolman, Elisabetta Chiarparin, and Geoffrey Bodenhausen pp 11523–11524 DOI: 10.1021/ja0023130

Enantioselective Intermolecular [2 + 2]-Photocycloaddition Reactions of Alkenes and a 2-Quinolone in Solution Thorsten Bach and Hermann Bergmann pp 11525–11526 DOI: 10.1021/ja0026760 Supporting Info

Topospecific Self-Assembly of Mixed-Metal Molecular Hexagons with Diameters of 5.5 nm Using Chiral Control Md. Meser Ali and Frederick M. MacDonnell pp 11527–11528 DOI: 10.1021/ja001802x Supporting Info

Palladium-Catalyzed Carbocyclization/Silastannylation and Distannylation of Bis(allenes) Suk-Ku Kang, Tae-Gon Baik, Alexander N. Kulak, Young-Hwan Ha, Yoongho Lim, and Joongmin Park pp 11529–11530 DOI: 10.1021/ja001597l Supporting Info

A Novel Chiral Lead(II) Catalyst for Enantioselective Aldol Reactions in Aqueous Media Satoshi Nagayama and Shū Kobayashi pp 11531–11532 DOI: 10.1021/ja001234l Supporting Info

Dissection of Binding Energy with Native and Ligand-Bound Protein Stabilities:  Determining the Affinity of Ultratight-Binding Inhibitors of HIV-1 Protease and Its Drug-Resistance Mutants Dong Xie, Sergei Gulnik, and John W. Erickson pp 11533–11534 DOI: 10.1021/ja003230m

Conversion of an Electron-Transfer Protein into an Oxygen Binding Protein:  The Axial Cytochrome b5 Mutant with an Unusually High O2 Affinity Masaki Ihara, Masato Shintaku, Satoshi Takahashi, Koichiro Ishimori, and Isao Morishima pp 11535–11536 DOI: 10.1021/ja002914r Supporting Info

Demethylation of 6-O-Methylinosine by an RNA-Editing Adenosine Deaminase LaHoma M. Easterwood, Eduardo A. Véliz, and Peter A. Beal pp 11537–11538 DOI: 10.1021/ja003171c Supporting Info

Highly Enantioselective Rhodium-Catalyzed Hydrogenation with Monodentate Ligands Michel van den Berg, Adriaan J. Minnaard, Ebe P. Schudde, Jan van Esch, André H. M. de Vries, Johannes G. de Vries, and Ben L. Feringa pp 11539–11540 DOI: 10.1021/ja002507f Supporting Info

Measurement of Electromagnetic Radiation Emitted during Rapid Intramolecular Electron Transfer Matthew C. Beard, Gordon M. Turner, and Charles A. Schmuttenmaer pp 11541–11542 DOI: 10.1021/ja001581v

A New Catalytic Enantioselective Approach to Optically Active Lactones by Addition Reactions to α-Dicarbonyl Compounds Hélène Audrain and Karl Anker Jørgensen pp 11543–11544 DOI: 10.1021/ja003097y Supporting Info

Long-Distance Charge Transport in DNA:  Sequence-Dependent Radical Cation Injection Efficiency Laurie Sanii and Gary B. Schuster pp 11545–11546 DOI: 10.1021/ja002332+ Supporting Info

Fluorescent Sensors Based on Aptamer Self-Assembly Milan N. Stojanovic, Paloma de Prada, and Donald W. Landry pp 11547–11548 DOI: 10.1021/ja0022223 Supporting Info

Platinum-Catalyzed Alkoxy- and Hydroxycyclization of Enynes María Méndez, M. Paz Muñoz, and Antonio M. Echavarren pp 11549–11550 DOI: 10.1021/ja002577m Supporting Info

Highly Enantioselective Epoxidation of cis-Olefins by Chiral Dioxirane Hongqi Tian, Xuegong She, Lianhe Shu, Hongwu Yu, and Yian Shi pp 11551–11552 DOI: 10.1021/ja003049d Supporting Info

Highly Selective Gold-Catalyzed Arene Synthesis A. Stephen K. Hashmi, Tanja M. Frost, and J. W. Bats pp 11553–11554 DOI: 10.1021/ja005570d Supporting Info

Superoxide Reactivity of Rubredoxin Oxidoreductase (Desulfoferrodoxin) from Desulfovibrio vulgaris:  A Pulse Radiolysis Study Eric D. Coulter, Joseph P. Emerson, Donald M. KurtzJr., and Diane E. Cabelli pp 11555–11556 DOI: 10.1021/ja005583r Supporting Info

A New Design Strategy for Molecular Recognition in Heterogeneous Systems:  A Universal Crystal-Face Growth Inhibitor for Barium Sulfate Peter V. Coveney, Roger Davey, Jonathan L. W. Griffin, Yan He, John D. Hamlin, Stephen Stackhouse, and Andrew Whiting pp 11557–11558 DOI: 10.1021/ja990885i Supporting Info

Cu2(ATC)·6H2O:  Design of Open Metal Sites in Porous Metal−Organic Crystals (ATC:  1,3,5,7-Adamantane Tetracarboxylate) Banglin Chen, M. Eddaoudi, T. M. Reineke, J. W. Kampf, M. O'Keeffe, and O. M. Yaghi pp 11559–11560 DOI: 10.1021/ja003159k Supporting Info

Global Structure of RNA Determined with Residual Dipolar Couplings Emilia T. Mollova, Mark R. Hansen, and Arthur Pardi pp 11561–11562 DOI: 10.1021/ja0027822 Supporting Info

An Open-Framework Material with Dangling Organic Functional Groups in 24-Ring Channels Jin Zhu, Xianhui Bu, Pingyun Feng, and Galen D. Stucky pp 11563–11564 DOI: 10.1021/ja002118l Supporting Info

Shape-Selective Discrimination of Small Organic Molecules Avijit Sen and Kenneth S. Suslick pp 11565–11566 DOI: 10.1021/ja000002j Supporting Info

A Method for Photoinitating Protein Folding in a Nondenaturing Environment Kirk C. Hansen, Ronald S. Rock, Randy W. Larsen, and Sunney I. Chan pp 11567–11568 DOI: 10.1021/ja002949r Supporting Info

First Observation of Light-Induced Excited Spin State Trapping for Iron(III) Complex J. Am. Chem. Soc. 2000, 122, 7126]. Shinya Hayami, Zhong-ze Gu, Motoo Shiro, Yasuaki Einaga, Akira Fujishima, and Osamu Sato p 11569 DOI: 10.1021/ja004663s

High-Temperature Superconductors:  Materials, Properties, and Applications By Rainer Wesche (Ecole Polytechnique Federale de Lausanne, Switzerland). Kluwer Academic Publishers:  Boston, Dordrecht, and London. 1998. xii + 435 pp. $102.00. ISBN 0-7923-8386-9 John T. McDevitt p 11569 DOI: 10.1021/ja9957682

Computational Methods in Surface and Colloid Science. Volume 89. Surfactant Science Series Edited by Małgorzata Borówko (Maria Curie-Skłodowska University). Dekker:  New York. 2000. ix + 941 pp. $225.00. ISBN 0-8247-0323-5. Jorge M. Seminario pp 11569–11570 DOI: 10.1021/ja004733v

Nucleic Acids:  Structures, Properties, and Functions By Victor A. Bloomfield (University of Minnesota), Donald M. Crothers (Yale University), and Ignacio Tinoco, Jr. (University of California, Berkeley). University Science Books:  Sausalito, CA. 2000. xii+ 794 pp. $85.00. ISBN 0-935702-49-0. Brian Hingerty p 11570 DOI: 10.1021/ja004734n

Advances in Strained and Interesting Organic Molecules. Volume 8 Edited by Brian Halton (Victoria University of Wellington). JAI Press:  Stamford, CT. 2000. xii + 264 pp. $115.00. ISBN 0-7623-0631-9. James W. Herndon p 11570 DOI: 10.1021/ja004743w

Issue 47

Application of Atomic Pair Distribution Function Analysis to Materials with Intrinsic Disorder. Three-Dimensional Structure of Exfoliated-Restacked WS2:  Not Just a Random Turbostratic Assembly of Layers Valeri Petkov, Simon J. L. Billinge, Joy Heising, and Mercouri G. Kanatzidis pp 11571–11576 DOI: 10.1021/ja002048i

Self-Assembly of Organometallic Block Copolymers:  The Role of Crystallinity of the Core-Forming Polyferrocene Block in the Micellar Morphologies Formed by Poly(ferrocenylsilane-b-dimethylsiloxane) in n-Alkane Solvents Jason A. Massey, Karen Temple, Lan Cao, Yahya Rharbi, Jose Raez, Mitchell A. Winnik, and Ian Manners pp 11577–11584 DOI: 10.1021/ja002205d

Ab Initio Study on the Mechanism of Tropospheric Reactions of the Nitrate Radical with Haloalkenes:  Chloroethene M. Pilar Pérez-Casany, José Sánchez-Marín, and Ignacio Nebot-Gil pp 11585–11595 DOI: 10.1021/ja990506l Supporting Info

Fullerene Evolution in Flame-Generated Soot P. T. A. Reilly, R. A. Gieray, W. B. Whitten, and J. M. Ramsey pp 11596–11601 DOI: 10.1021/ja003521v

Solid-State 17O NMR Investigation of the Carbonyl Oxygen Electric-Field-Gradient Tensor and Chemical Shielding Tensor in Amides Kazuhiko Yamada, Shuan Dong, and Gang Wu pp 11602–11609 DOI: 10.1021/ja0008315

Molecular Motions and Protein Folding:  Characterization of the Backbone Dynamics and Folding Equilibrium of α2D Using 13C NMR Spin Relaxation R. Blake Hill, Clay Bracken, William F. DeGrado, and Arthur G. Palmer III pp 11610–11619 DOI: 10.1021/ja001129b Supporting Info

Spectroscopic and Electronic Structural Studies of Blue Copper Model Complexes. 1. Perturbation of the Thiolate−Cu Bond David W. Randall, Serena DeBeer George, Britt Hedman, Keith O. Hodgson, Kiyoshi Fujisawa, and Edward I. Solomon pp 11620–11631 DOI: 10.1021/ja001591w Supporting Info

Spectroscopic and Electronic Structural Studies of Blue Copper Model Complexes. 2. Comparison of Three- and Four-Coordinate Cu(II)−Thiolate Complexes and Fungal Laccase David W. Randall, Serena DeBeer George, Patrick L. Holland, Britt Hedman, Keith O. Hodgson, William B. Tolman, and Edward I. Solomon pp 11632–11648 DOI: 10.1021/ja001592o Supporting Info

Photochemical and Magnetic Resonance Investigations of the Supramolecular Structure and Dynamics of Molecules and Reactive Radicals on the External and Internal Surface of MFI Zeolites Nicholas J. Turro, Xue-Gong Lei, Wei Li, Zhiqiang Liu, Ann McDermott, M. Francesca Ottaviani, and Lloyd Abrams pp 11649–11659 DOI: 10.1021/ja001712s

H-Bonding in Alcohols Is Reflected in the Cα−H Bond Strength:  Variation of C−D Vibrational Frequency and Fractionation Factor Ewa Gawlita, Marily Lantz, Piotr Paneth, Alasdair F. Bell, Peter J. Tonge, and Vernon E. Anderson pp 11660–11669 DOI: 10.1021/ja001891d

Ultrathin, Hyperbranched Poly(acrylic acid) Membranes on Porous Alumina Supports Milind Nagale, Bo Young Kim, and Merlin L. Bruening pp 11670–11678 DOI: 10.1021/ja002203t Supporting Info

Anatomy of a Gel. Amino Acid Derivatives That Rigidify Water at Submillimolar Concentrations Fredric M. Menger and Kevin L. Caran pp 11679–11691 DOI: 10.1021/ja0016811 Supporting Info

Design of Layered Crystalline Materials Using Coordination Chemistry and Hydrogen Bonds John C. MacDonald, Pieter C. Dorrestein, Malissa M. Pilley, Mary M. Foote, Jaina L. Lundburg, Robert W. Henning, Arthur J. Schultz, and Jamie L. Manson pp 11692–11702 DOI: 10.1021/ja002102v Supporting Info

Electronic Structure of Activated Bleomycin:  Oxygen Intermediates in Heme versus Non-Heme Iron Frank Neese, Jeffrey M. Zaleski, Kelly Loeb Zaleski, and Edward I. Solomon pp 11703–11724 DOI: 10.1021/ja001812y Supporting Info

Synthesis and Characterization of the First Example of a Gallocenium Cation Charles L. B. Macdonald, John D. Gorden, Andreas Voigt, and Alan H. Cowley pp 11725–11726 DOI: 10.1021/ja002888x Supporting Info

Atom Economical Syntheses of Oxygen Heterocycles via Tandem Palladium-Catalyzed Reactions Barry M. Trost and Alison J. Frontier pp 11727–11728 DOI: 10.1021/ja0022268 Supporting Info

A Highly Selective, One-Pot Multiple-Addition Convergent Synthesis of Polycarbonate Dendrimers Steve P. Rannard and Nicola J. Davis pp 11729–11730 DOI: 10.1021/ja002613h

Induction of One-Handed Helical Screw Sense in Achiral Peptide through the Domino Effect Based on Interacting Its N-Terminal Amino Group with Chiral Carboxylic Acid Yoshihito Inai, Kenichi Tagawa, Akinori Takasu, Tadamichi Hirabayashi, Tatsuo Oshikawa, and Mitsuji Yamashita pp 11731–11732 DOI: 10.1021/ja0026096 Supporting Info

Lanthanide Ion Binding to Adventitious Sites Aligns Membrane Proteins in Micelles for Solution NMR Spectroscopy Gianluigi Veglia and Stanley J. Opella pp 11733–11734 DOI: 10.1021/ja002119d

Concomitant Occurrence of Peptide 310- and α-Helices Probed by NMR Stefano Mammi, Mario Rainaldi, Massimo Bellanda, Elisabetta Schievano, Evaristo Peggion, Quirinus B. Broxterman, Fernando Formaggio, Marco Crisma, and Claudio Toniolo pp 11735–11736 DOI: 10.1021/ja002710a Supporting Info

Dynamic Resolution of a Metallocene:  Diastereoselective Assembly of an Early-Late Heterobimetallic Metal-Bridged ansa-Metallocene Opening a Route to Parallel Catalyst Synthesis T. Keith Hollis, Li-Sheng Wang, and Fook Tham pp 11737–11738 DOI: 10.1021/ja002411l Supporting Info

Highly Enantioselective Synthesis Induced by Chiral Primary Alcohols Due to Deuterium Substitution Itaru Sato, Daisuke Omiya, Takahiro Saito, and Kenso Soai pp 11739–11740 DOI: 10.1021/ja002992e Supporting Info

Novel [3 + 2] Cycloaddition Reaction of Alkenyl Fischer Carbene Complexes with Imines Leading to 3-Pyrroline Derivatives Hirotaka Kagoshima and Takahiko Akiyama pp 11741–11742 DOI: 10.1021/ja002225f Supporting Info

Solid-State 25Mg NMR of a Magnesium(II) Adensosine 5‘-Triphosphate Complex Christopher V. Grant, Veronica Frydman, and Lucio Frydman pp 11743–11744 DOI: 10.1021/ja003188v

Direct Observation of the Bridged Water Stretching Vibrations Inside a Protein Hideki Kandori and Yoshinori Shichida pp 11745–11746 DOI: 10.1021/ja0032069

The Non-Heme Diiron Alkane Monooxygenase of Pseudomonas oleovorans (AlkB) Hydroxylates via a Substrate Radical Intermediate Rachel N. Austin, Hung-Kuang Chang, Gerben J. Zylstra, and John T. Groves pp 11747–11748 DOI: 10.1021/ja001500v Supporting Info

The Availability of Dysprosium Diiodide as a Powerful Reducing Agent in Organic Synthesis:  Reactivity Studies and Structural Analysis of DyI2((DME)3 and Its Naphthalene Reduction Product1 William J. Evans, Nathan T. Allen, and Joseph W. Ziller pp 11749–11750 DOI: 10.1021/ja0034949 Supporting Info

The Kinetic Basis for Sequence Discrimination by Distamycin A Ramesh Baliga and Donald M. Crothers pp 11751–11752 DOI: 10.1021/ja002386j Supporting Info

Conformational Enantiomerism in Chiral Organic Salts Containing Crystallographically Independent Anion−Cation Pairs Eugene Cheung, Ting Kang, Matthew R. Netherton, John R. Scheffer, and James Trotter pp 11753–11754 DOI: 10.1021/ja002256a

KaleidaGraph:  Graphing and Data Analysis. Version 3.5 for Windows Synergy Software, 2457 Perkiomen Ave., Reading, PA 19606-2049. www.Synergy.com. $155.00 Paul D. Kirsch and John G. Ekerdt p 11755 DOI: 10.1021/ja004775j

Topological Indices and Related Descriptors in QSAR and QSPR Edited by James Devillers (Centre de Traitement de l'Information Scientifique, Rilleux La Pape, France) and Alexandru T. Balaban (Polytechnic University Bucharest, Romania). Gordon and Breach Science Publishers:  Amsterdam. x + 811 pp. $198.00. ISBN 90-5699-239-2 John H. Block pp 11755–11756 DOI: 10.1021/ja004758u

Biosynthesis:  Aromatic Polyketides, Isoprenoids, Alkaloids. Topics in Current Chemistry. Vol. 209 Edited by Finian J. Leeper (University of Cambridge) and John C. Vederas (University of Alberta). Springer-Verlag:  Berlin, Heidelberg, New York. 2000. viii + 247 pp. $159.00. ISBN 3-540-66573-0. A. Ian Scott p 11756 DOI: 10.1021/ja0047626

Chemistry in the Marine Environment. Issues in Environmental Science and Technology Edited by R. E. Hester (University of York) and Roy M. Harrison (Univeristy of Birmingham). Royal Society of Chemistry:  Cambridge. 2000. xiv + 98 pp. $49.00. ISBN 0-85404-260-1 p 11756 DOI: 10.1021/ja0047828

Houben-Weyl. Organo-Fluorine Compounds. Workbook Edition E10a Edited by Bernd Baasner (Leverkusen), Hermann Hagemann (Leverkusen), and John C. Tatlow (Birmingham). Georg Thieme Verlag:  Stuttgart. 2000. xviii + 746 pp. $199.00. ISBN 3-13-116664-9 p 11756 DOI: 10.1021/ja004789p

Spectral Data for Highly Ionized Atoms:  Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Kr, and Mo. Journal of Physical and Chemical Reference Data. Monograph No. 8 By T. Shirai, J. Sugar, A. Musgrove, W. L. Wiese (National Institute of Standards and Technology). American Institute of Physics:  Melville, NY. 2000. iv + 632 pp. $145.00. ISBN 1-56396-934-3. p 11756 DOI: 10.1021/ja004794t

Seminars in Organic Synthesis. XXV Summer School “A. Corbella”, June 12−16, 2000, Palazzo Feltrinelli, Università degli Studi di Milano, Gargnano (BS) Società Chimica Italiana, Divisione di Chimica Organica:  Rome. 2000. 584 pp. ISBN 88-86208-15-4 p 11756 DOI: 10.1021/ja004795l

Issue 48

Cyclic Peptides as Molecular Adapters for a Pore-Forming Protein Jorge Sanchez-Quesada, M. Reza Ghadiri, Hagan Bayley, and Orit Braha pp 11757–11766 DOI: 10.1021/ja002436k

Candida antarctica Lipase B-Catalyzed Transesterification:  New Synthetic Routes to Copolyesters Ajay Kumar and Richard A. Gross pp 11767–11770 DOI: 10.1021/ja002915j Supporting Info

Mechanism of the Stille Reaction. 2. Couplings of Aryl Triflates with Vinyltributyltin. Observation of Intermediates. A More Comprehensive Scheme Arturo L. Casado, Pablo Espinet, and Ana M. Gallego pp 11771–11782 DOI: 10.1021/ja001511o

Ion Pair Basicity of Some Amines in THF:  Implications for Ion Pair Acidity Scales1 Andrew Streitwieser and Yeong-Joon Kim pp 11783–11786 DOI: 10.1021/ja001701z Supporting Info

New Approach to Rapid Generation and Screening of Diverse Catalytic Materials on Electrode Surfaces Tung Siu, Shahla Yekta, and Andrei K. Yudin pp 11787–11790 DOI: 10.1021/ja002334u

Mechanism of Addition of Allylmetal to Vinylmetal. Dichotomy between Metallo−Ene Reaction and Metalla−Claisen Rearrangement Atsushi Hirai, Masaharu Nakamura, and Eiichi Nakamura pp 11791–11798 DOI: 10.1021/ja002563g

Novel and Flexible Entries into Prostaglandins and Analogues Based on Ring Closing Alkyne Metathesis or Alkyne Cross Metathesis Alois Fürstner, Karol Grela, Christian Mathes, and Christian W. Lehmann pp 11799–11805 DOI: 10.1021/ja003119g Supporting Info

Conjugated Polymers Containing Mixed-Ligand Ruthenium(II) Complexes. Synthesis, Characterization, and Investigation of Photoconductive Properties Qing Wang and Luping Yu pp 11806–11811 DOI: 10.1021/ja003140h

Synthesis and Reactivity of Porphyrinatorhodium(II)−Triethylphosphine Adducts:  The Role of PEt3 in Stabilizing a Formal Rh(II) State James P. Collman and Roman Boulatov pp 11812–11821 DOI: 10.1021/ja001364u Supporting Info

Transcyclometalation Processes with Late Transition Metals:  Caryl−H Bond Activation via Noncovalent C−H···Interactions Martin Albrecht, Paulo Dani, Martin Lutz, Anthony L. Spek, and Gerard van Koten pp 11822–11833 DOI: 10.1021/ja001808m Supporting Info

Multiporphyrinic Rotaxanes: Control of Intramolecular Electron Transfer Rate by Steering the Mutual Arrangement of the Chromophores Myriam Linke, Jean-Claude Chambron, Valérie Heitz, Jean-Pierre Sauvage, Susana Encinas, Francesco Barigelletti, and Lucia Flamigni pp 11834–11844 DOI: 10.1021/ja002018f Supporting Info

Molecular Design of Single-Site Metal Alkoxide Catalyst Precursors for Ring-Opening Polymerization Reactions Leading to Polyoxygenates. 1. Polylactide Formation by Achiral and Chiral Magnesium and Zinc Alkoxides, (η3-L)MOR, Where L = Trispyrazolyl- and Trisindazolylborate Ligands Malcolm H. Chisholm, Nancy W. Eilerts, John C. Huffman, Suri S. Iyer, Martha Pacold, and Khamphee Phomphrai pp 11845–11854 DOI: 10.1021/ja002160g Supporting Info

Evidence for Antisymmetric Exchange in Cuboidal [3Fe−4S]+ Clusters Yiannis Sanakis, Anjos L. Macedo, Isabel Moura, Jose J. G. Moura, Vasilios Papaefthymiou, and Eckard Münck pp 11855–11863 DOI: 10.1021/ja002658i

Isotope Studies of Photocatalysis:  Dual Mechanisms in the Conversion of Anisole to Phenol Xiaojing Li and William S. Jenks pp 11864–11870 DOI: 10.1021/ja994030h Supporting Info

The Role of Orbital Interactions in Determining the Interlayer Spacing in Graphite Slabs Kazunari Yoshizawa, Takashi Yumura, Tokio Yamabe, and Shunji Bandow pp 11871–11875 DOI: 10.1021/ja994457o

Multichromophoric Cyclodextrins. 8. Dynamics of Homo- and Heterotransfer of Excitation Energy in Inclusion Complexes with Fluorescent Dyes Mario N. Berberan-Santos, Patricia Choppinet, Aleksandre Fedorov, Ludovic Jullien, and Bernard Valeur pp 11876–11886 DOI: 10.1021/ja000995l

Chemical Reactivity within NO/Ethanol Cluster Ions Dong Nam Shin, Robert L. DeLeon, and James F. Garvey pp 11887–11892 DOI: 10.1021/ja001167v

Repulsive Coulomb Barriers in Compact Stable and Metastable Multiply Charged Anions Jack Simons, Piotr Skurski, and Robyn Barrios pp 11893–11899 DOI: 10.1021/ja001936a

Mechanisms of EPR Hyperfine Coupling in Transition Metal Complexes Markéta L. Munzarová, Pavel Kubáek, and Martin Kaupp pp 11900–11913 DOI: 10.1021/ja002062v

Topological Effects in Bridge-Mediated Electron Transfer Between Redox Molecules and Metal Electrodes James J. Sumner and Stephen E. Creager pp 11914–11920 DOI: 10.1021/ja0021924 Supporting Info

195Pt NMR of Platinum Electrocatalysts:  Friedel−Heine Invariance and Correlations between Platinum Knight Shifts, Healing Length, and Adsorbate Electronegativity YuYe Tong, Cynthia Rice, Andrzej Wieckowski, and Eric Oldfield pp 11921–11924 DOI: 10.1021/ja002254q

Existence of a Microporous Corona around the Mesopores of Silica-Based SBA-15 Materials Templated by Triblock Copolymers M. Impéror-Clerc, P. Davidson, and A. Davidson pp 11925–11933 DOI: 10.1021/ja002245h

Two-Electron Sensitization:  A New Concept for Silver Halide Photography Ian R. Gould, Jerome R. Lenhard, Annabel A. Muenter, Stephen A. Godleski, and Samir Farid pp 11934–11943 DOI: 10.1021/ja002274s

Selective Dampening of the Gas Permeability of a Langmuir−Blodgett Film Using Moist Permeants Xun Yan, James T. Hsu, and Steven L. Regen pp 11944–11947 DOI: 10.1021/ja002431n Supporting Info

Effect of Electrode Density of States on the Heterogeneous Electron-Transfer Dynamics of Osmium-Containing Monolayers Robert J. Forster, Paul Loughman, and Tia E. Keyes pp 11948–11955 DOI: 10.1021/ja002616u

Through-Space Charge Transfer and Nonlinear Optical Properties of Substituted Paracyclophane Joseph Zyss, Isabelle Ledoux, Sergei Volkov, Vladimir Chernyak, Shaul Mukamel, Glenn P. Bartholomew, and Guillermo C. Bazan pp 11956–11962 DOI: 10.1021/ja0022526

Glutathione Transferase:  A First-Principles Study of the Active Site Gian-Marco Rignanese, Filippo De Angelis, Simone Melchionna, and Alessandro De Vita pp 11963–11970 DOI: 10.1021/ja001178o

Tuning Solid-State Photoluminescence Frequencies and Efficiencies of Oligomers Containing One Central Thiophene-S,S-dioxide Unit Giovanna Barbarella, Laura Favaretto, Giovanna Sotgiu, Massimo Zambianchi, Alessandro Bongini, Catia Arbizzani, Marina Mastragostino, Marco Anni, Giuseppe Gigli, and Roberto Cingolani pp 11971–11978 DOI: 10.1021/ja002037p Supporting Info

Mechanistic Studies of Affinity Modulation Michael K. Rosen, Christopher D. Amos, and Thomas J. Wandless pp 11979–11982 DOI: 10.1021/ja002991m

C2-Symmetric Ansa-Lanthanidocene Complexes. Theoretical Evidence for a Symmetric Ln···(SiH) β-Diagostic Interaction Wolfgang Hieringer, Jörg Eppinger, Reiner Anwander, and Wolfgang A. Herrmann pp 11983–11994 DOI: 10.1021/ja993421t Supporting Info

A Novel and Expeditious Reduction of Tertiary Amides to Aldehydes Using Cp2Zr(H)Cl Jonathan M. White, Ashok Rao Tunoori, and Gunda I. Georg pp 11995–11996 DOI: 10.1021/ja002149g

Mesoscale Folding:  A Physical Realization of an Abstract, 2D Lattice Model for Molecular Folding Insung S. Choi, Marcus Weck, Noo Li Jeon, and George M. Whitesides pp 11997–11998 DOI: 10.1021/ja001874o Supporting Info

One-Pot Reactions with Opposing Reagents:  Sol−Gel Entrapped Catalyst and Base Faina Gelman, Jochanan Blum, and David Avnir pp 11999–12000 DOI: 10.1021/ja003029b

Single-Bubble Sonophotoluminescence Muthupandian Ashokkumar and Franz Grieser pp 12001–12002 DOI: 10.1021/ja0026051

A Direct Catalytic Enantioselective Aldol Reaction via a Novel Catalyst Design Barry M. Trost and Hisanaka Ito pp 12003–12004 DOI: 10.1021/ja003033n Supporting Info

Light-Driven Molecular Rotor:  Unidirectional Rotation Controlled by a Single Stereogenic Center Nagatoshi Koumura, Edzard M. Geertsema, Auke Meetsma, and Ben L. Feringa pp 12005–12006 DOI: 10.1021/ja002755b Supporting Info

A Ruthenium-Catalyzed Pyrrolidine and Piperidine Synthesis Barry M. Trost, Anthony B. Pinkerton, and Doris Kremzow pp 12007–12008 DOI: 10.1021/ja003168t Supporting Info

Are β-Amino Acids γ-Turn Mimetics? Exploring A New Design Principle for Bioactive Cyclopeptides Frank Schumann, Annett Müller, Mario Koksch, Gerhard Müller, and Norbert Sewald pp 12009–12010 DOI: 10.1021/ja0016001 Supporting Info

Highly Selective and Practical Hydrolytic Oxidation of Organosilanes to Silanols Catalyzed by a Ruthenium Complex Myunghee Lee, Sangwon Ko, and Sukbok Chang pp 12011–12012 DOI: 10.1021/ja003079g Supporting Info

Highly Efficient Carbopalladation Across Vinylsilane:  Dual Role of the 2-PyMe2Si Group as a Directing Group and as a Phase Tag Kenichiro Itami, Koichi Mitsudo, Toshiyuki Kamei, Tooru Koike, Toshiki Nokami, and Jun-ichi Yoshida pp 12013–12014 DOI: 10.1021/ja002582q Supporting Info

Spectral Editing of Solid-State MAS NMR Spectra of Half-Integer Quadrupolar Nuclei Stefano Caldarelli and Fabio Ziarelli pp 12015–12016 DOI: 10.1021/ja0029127

NMR Spectroscopic Investigation of ψ Torsion Angle Distribution in Unfolded Ubiquitin from Analysis of 3J(Cα,Cα) Coupling Constants and Cross-Correlated Relaxation Rates Wolfgang Peti, Mirko Hennig, Lorna J. Smith, and Harald Schwalbe pp 12017–12018 DOI: 10.1021/ja001390s Supporting Info

How Much Steric Crowding Is Possible in Tris(η5-pentamethylcyclopentadienyl) Complexes? Synthesis and Structure of (C5Me5)3UCl and (C5Me5)3UF1 William J. Evans, Gregory W. Nyce, Matthew A. Johnston, and Joseph W. Ziller pp 12019–12020 DOI: 10.1021/ja002486p Supporting Info

On the Mechanism of Catalytic, Enantioselective Allylation of Aldehydes with Chlorosilanes and Chiral Lewis Bases Scott E. Denmark and Jiping Fu pp 12021–12022 DOI: 10.1021/ja002060a Supporting Info

Magnesium Ion Catalyzed ATP Hydrolysis Nicholas H. Williams pp 12023–12024 DOI: 10.1021/ja0013374 Supporting Info

Fluorophobic Acceleration of Diels−Alder Reactions Kathleen E. Myers and Krishna Kumar pp 12025–12026 DOI: 10.1021/ja0019777 Supporting Info

The Mechanism of Hydrated Proton Transport in Water Tyler J. F. Day, Udo W. Schmitt, and Gregory A. Voth pp 12027–12028 DOI: 10.1021/ja002506n

Nonlinear Optical Properties of Molecularly Bridged Gold Nanoparticle Arrays James P. Novak, Louis C. Brousseau, III, Fredrick W. Vance, Robert C. Johnson, Buford I. Lemon, Joseph T. Hupp, and Daniel L. Feldheim pp 12029–12030 DOI: 10.1021/ja003129h

Sum Frequency Generation on Surfactant-Coated Gold Nanoparticles Takeshi Kawai, David J. Neivandt, and Paul B. Davies pp 12031–12032 DOI: 10.1021/ja002785e Supporting Info

Peptide Plane Torsion Angles in Proteins through Intraresidue 1H−15N−13C‘ Dipole−CSA Relaxation Interference:  Facile Discrimination between Type-I and Type-II β-Turns Karin Kloiber and Robert Konrat pp 12033–12034 DOI: 10.1021/ja002314s Supporting Info

Guanidinoglycosides:  A Novel Family of RNA Ligands Nathan W. Luedtke, Tracy J. Baker, Murray Goodman, and Yitzhak Tor pp 12035–12036 DOI: 10.1021/ja002421m Supporting Info

Dynamics and Equilibria for Oxidation of G, GG, and GGG Sequences in DNA Hairpins Frederick D. Lewis, Xiaoyang Liu, Jianqin Liu, Ryan T. Hayes, and Michael R. Wasielewski pp 12037–12038 DOI: 10.1021/ja002440w

Solvent Mediated Coupling Across 1 nm:  Not a π Bond in Sight Ruth W. Kaplan, Andrew M. Napper, David H. Waldeck, and Matthew B. Zimmt pp 12039–12040 DOI: 10.1021/ja002264r Supporting Info

Structure, Synthesis, and Biological Properties of Kalkitoxin, a Novel Neurotoxin from the Marine Cyanobacterium Lyngbya majuscula Min Wu, Tatsufumi Okino, Lisa M. Nogle, Brian L. Marquez, R. Thomas Williamson, Namthip Sitachitta, Frederick W. Berman, Thomas F. Murray, Kevin McGough, Robert Jacobs, Kimberly Colsen, Toshinobu Asano, Fumiaki Yokokawa, Takayuki Shioiri, and William H. Gerwick pp 12041–12042 DOI: 10.1021/ja005526y Supporting Info

A Heck-Type Reaction Involving Carbon−Heteroatom Double Bonds. Rhodium(I)-Catalyzed Coupling of Aryl Halides with N-Pyrazyl Aldimines Tatsuo Ishiyama and John Hartwig pp 12043–12044 DOI: 10.1021/ja003306e Supporting Info

Separating Mechanical and Chemical Contributions to Molecular-Level Friction Hyun I. Kim and J. E. Houston pp 12045–12046 DOI: 10.1021/ja003078o

Preparation of Cyclopropanediol:  Novel [2 + 1] Cycloaddition Reaction of Bis(iodozincio)methane with 1,2-Diketones Katsumi Ukai, Koichiro Oshima, and Seijiro Matsubara pp 12047–12048 DOI: 10.1021/ja003360v Supporting Info

Palladium(0)-Catalyzed Ring Cleavage of Cyclobutanone Oximes Leading to Nitriles via β-Carbon Elimination Takahiro Nishimura and Sakae Uemura pp 12049–12050 DOI: 10.1021/ja005558l Supporting Info

A Catalytic Asymmetric Suzuki Coupling for the Synthesis of Axially Chiral Biaryl Compounds Jingjun Yin and Stephen L. Buchwald pp 12051–12052 DOI: 10.1021/ja005622z Supporting Info

Magneto-Switchable Bioelectrocatalysis Ronit Hirsch, Eugenii Katz, and Itamar Willner pp 12053–12054 DOI: 10.1021/ja005523l

Copper−Amidophosphine Catalyst in Asymmetric Addition of Organozinc to Imines Hidetaka Fujihara, Kazushige Nagai, and Kiyoshi Tomioka pp 12055–12056 DOI: 10.1021/ja005629g Supporting Info

Inhibition and Acceleration of the Bergman Cycloaromatization Reaction by the Pentamethylcyclopentadienyl Ruthenium Cation Joseph M. O'Connor, Linda I. Lee, and Peter GantzelArnold L. Rheingold and Kin-Chung Lam pp 12057–12058 DOI: 10.1021/ja005514c Supporting Info

First Synthetic NO−Heme−Thiolate Complex Relevant to Nitric Oxide Synthase and Cytochrome P450nor Noriyuki Suzuki, Tsunehiko Higuchi, Yasuteru Urano, Kazuya Kikuchi, Takeshi Uchida, Masahiro Mukai, Teizo Kitagawa, and Tetsuo Nagano pp 12059–12060 DOI: 10.1021/ja005670j Supporting Info

Direct Synthesis of Expanded Fluorinated Calix[n]pyrroles:  Decafluorocalix[5]pyrrole and Hexadecafluorocalix[8]pyrrole Jonathan L. Sessler, Pavel Anzenbacher, Jr., James A. Shriver, Karolina Jursíková, Vincent M. Lynch, and Manuel Marquez pp 12061–12062 DOI: 10.1021/ja005650h Supporting Info

Dynamic Combinatorial Libraries of Macrocyclic Disulfides in Water Sijbren Otto, Ricardo L. E. Furlan, and Jeremy K. M. Sanders pp 12063–12064 DOI: 10.1021/ja005507o Supporting Info

A General Semisynthetic Method for Fluorescent Saccharide-Biosensors Based on a Lectin Itaru Hamachi, Tsuyoshi Nagase, and Seiji Shinkai pp 12065–12066 DOI: 10.1021/ja002044d Supporting Info

Clean Synthesis Using Porous Inorganic Solid Catalysts and Supported Reagents By James H. Clark and Christopher N. Rhodes (University of York). Royal Society of Chemistry:  Cambridge. 2000. x + 107 pp. £55. ISBN 0-85404-526-0 Harold H. Kung p 12067 DOI: 10.1021/ja004774r

Houben-Weyl. Organo-Fluorine Compounds. Workbook Edition E10b/2 Edited by Bernd Baasner (Leverkusen), Hermann Hagemann (Leverkusen), and John C. Tatlow (Birmingham). Georg Thieme Verlag:  Stuttgart. 2000. xiv + 886 pp. $199.00. ISBN 3-13-119164-3. p 12067 DOI: 10.1021/ja004790o

Houben-Weyl. Organo-Fluorine Compounds. Workbook Edition E10b/1 Edited by Bernd Baasner (Leverkusen), Hermann Hagemann (Leverkusen), and John C. Tatlow (Birmingham). Georg Thieme Verlag:  Stuttgart. 2000. xvi + 724 pp. $199.00. ISBN 3-13-119064-7. p 12067 DOI: 10.1021/ja004791g

Handbook of Chemical Risk Assesment:  Health Hazards to Humans, Plants, and Animals. Volume 1:  Metals; Volume 2:  Organics; Volume 3:  Metalloids, Radiation, Cumulative Index to Chemicals, and Species By Ronald Eisler (Patuxent Wildlife Research Center). Lewis Publishers:  Boca Raton, FL. 2000. $250 (set). ISBN 1-56670-506-1 (set). p 12067 DOI: 10.1021/ja0047929

CRC Handbook of Laboratory Safety, 5th Edition Edited by A. Keith Furr (formerly at Virginia Polytechnic Institute and State University). CRC Press:  Boca Raton, FL. 2000. xxviii + 774 pp. $149.99. ISBN 0-8493-2523-4 p 12067 DOI: 10.1021/ja0047931

Advances in Polymer Science. Volume 152. Viscoelasticity, Atomistic Models, Statistical Chemistry Contributions by J. Baschnagel et al. Springer-Verlag:  Berlin. 2000. x + 216 pp. $125.00. ISBN 3-540-66735-0. Guy C. Berry pp 12067–12068 DOI: 10.1021/ja0047727

The Transition State:  A Theoretical Approach Edited by Takayuki Fueno (Osaka University and Aichi Institute of Technology). Kodansha:  Tokyo and Gordon Breach Publishers:  Amsterdam. 1999. xvi + 328 pp. $120.00. ISBN 90-5699-216-3 Stephen K. Gray p 12068 DOI: 10.1021/ja004738s

Chromatographic Science Series. Volume 83. Micellar Liquid Chromatography By Alain Berthod (Universite Claude Bernard, Lyon 1) and Celia Garcia-Alvarez-Coque (University of Valencia). Marcel Dekker:  New York and Basel. 2000. 632 pp. $195. ISBN 0-8247-9993-3. Colin F. Poole p 12068 DOI: 10.1021/ja004796d

Issue 49

Unconventional Origin of Metal Ion Rescue in the Hammerhead Ribozyme Reaction:  Mn2+-Assisted Redox Conversion of 2‘-Mercaptocytidine to Cytidine Michelle L. Hamm, Dejan Nikolic, Richard B. van Breemen, and Joseph A. Piccirilli pp 12069–12078 DOI: 10.1021/ja000379p Supporting Info

Design, Synthesis, and Characterization of 4-Ester CI2, a Model for Backbone Hydrogen Bonding in Protein α-Helices Gangamani S. Beligere and Philip E. Dawson pp 12079–12082 DOI: 10.1021/ja001648e Supporting Info

Synthesis and Reactivity of a Novel, Dimeric Derivative of Octafluoro[2.2]paracyclophane. A New Source of Trifluoromethyl Radicals William R. Dolbier, Jr., Jian-Xin Duan, Khalil Abboud, and Bruno Ameduri pp 12083–12086 DOI: 10.1021/ja001934q

Effects of Metal Ions on the Electronic, Redox, and Catalytic Properties of Cofactor TTQ of Quinoprotein Amine Dehydrogenases Shinobu Itoh, Masato Taniguchi, Naoki Takada, Shigenori Nagatomo, Teizo Kitagawa, and Shunichi Fukuzumi pp 12087–12097 DOI: 10.1021/ja0020207

Chemistry of syn-o,o‘-Dibenzene Hong Gan, M. Glenn Horner, Bruce J. Hrnjez, Thomas A. McCormack, John L. King, Zbigniew Gasyna, Grace Chen, Rolf Gleiter, and Nien-chu C. Yang pp 12098–12111 DOI: 10.1021/ja0023579 Supporting Info

A “Dendritic Effect” in Homogeneous Catalysis with Carbosilane-Supported Arylnickel(II) Catalysts:  Observation of Active-Site Proximity Effects in Atom-Transfer Radical Addition Arjan W. Kleij, Robert A. Gossage, Robertus J. M. Klein Gebbink, Nils Brinkmann, Ed J. Reijerse, Udo Kragl, Martin Lutz, Anthony L. Spek, and Gerard van Koten pp 12112–12124 DOI: 10.1021/ja0026612 Supporting Info

Contribution of Fluorine to Protein−Ligand Affinity in the Binding of Fluoroaromatic Inhibitors to Carbonic Anhydrase II Chu-Young Kim, Jeanne S. Chang, Jeffrey B. Doyon, Teaster T. Baird, Jr., Carol A. Fierke, Ahamindra Jain, and David W. Christianson pp 12125–12134 DOI: 10.1021/ja002627n

Photochromism of 1,2-Bis(2-ethyl-5-phenyl-3-thienyl)perfluorocyclopentene in a Single-Crystalline Phase. Conrotatory Thermal Cycloreversion of the Closed-Ring Isomer Seiya Kobatake, Katsunori Shibata, Kingo Uchida, and Masahiro Irie pp 12135–12141 DOI: 10.1021/ja001996g Supporting Info

Self-Assembly of CdSe−ZnS Quantum Dot Bioconjugates Using an Engineered Recombinant Protein Hedi Mattoussi, J. Matthew Mauro, Ellen R. Goldman, George P. Anderson, Vikram C. Sundar, Frederic V. Mikulec, and Moungi G. Bawendi pp 12142–12150 DOI: 10.1021/ja002535y

Self-Assembly of β-Glucosidase and d-Glucose-Tethering Zeolite Crystals into Fibrous Aggregates Goo Soo Lee, Yun-Jo Lee, So Yeun Choi, Yong Soo Park, and Kyung Byung Yoon pp 12151–12157 DOI: 10.1021/ja0028222

Spontaneous Formation of Inorganic Helical Fibers and Rings Oscar Giraldo, Manuel Marquez, Stephanie L. Brock, Steven L. Suib, Hugh Hillhouse, and Michael Tsapatsis pp 12158–12163 DOI: 10.1021/ja0018872

Computation of Through-Space 19F−19F Scalar Couplings via Density Functional Theory William D. Arnold, Junhong Mao, Haihong Sun, and Eric Oldfield pp 12164–12168 DOI: 10.1021/ja002361k

Total Synthesis of the Rubrolone Aglycon Dale L. Boger, Satoshi Ichikawa, and Hongjian Jiang pp 12169–12173 DOI: 10.1021/ja002997b Supporting Info

A Color-Switching Molecule:  Specific Properties of New Tetraaza Macrocycle Zinc Complex with a Facile Hydrogen Atom Rizwangul Ibrahim, Shinji Tsuchiya, and Shojiro Ogawa pp 12174–12185 DOI: 10.1021/ja994005b

Role of the Surface-Exposed and Copper-Coordinating Histidine in Blue Copper Proteins:  The Electron-Transfer and Redox-Coupled Ligand Binding Properties of His117Gly Azurin Lars J. C. Jeuken, Pieter van Vliet, Martin Ph. Verbeet, Raul Camba, James P. McEvoy, Fraser A. Armstrong, and Gerard W. Canters pp 12186–12194 DOI: 10.1021/ja0006144

Mechanism of Rapid Electron Transfer during Oxygen Activation in the R2 Subunit of Escherichia coli Ribonucleotide Reductase. 1. Evidence for a Transient Tryptophan Radical Jeffrey Baldwin, Carsten Krebs, Brenda A. Ley, Dale E. Edmondson, Boi Hanh Huynh, and J. Martin Bollinger, Jr. pp 12195–12206 DOI: 10.1021/ja001278u Supporting Info

Mechanism of Rapid Electron Transfer during Oxygen Activation in the R2 Subunit of Escherichia coli Ribonucleotide Reductase. 2. Evidence for and Consequences of Blocked Electron Transfer in the W48F Variant Carsten Krebs, Shuxian Chen, Jeffrey Baldwin, Brenda A. Ley, Utpal Patel, Dale E. Edmondson, Boi Hanh Huynh, and J. Martin Bollinger, Jr. pp 12207–12219 DOI: 10.1021/ja001279m Supporting Info

Isolation and Crystallographic Characterization of ErSc2N@C80:  an Endohedral Fullerene Which Crystallizes with Remarkable Internal Order Marilyn M. Olmstead, Ana de Bettencourt-Dias, J. C. Duchamp, S. Stevenson, Harry C. Dorn, and Alan L. Balch pp 12220–12226 DOI: 10.1021/ja001984v Supporting Info

One-Electron Reduction Product of a Biphosphinine Derivative and of Its Ni(0) Complex:  Crystal Structure, EPR/ENDOR, and DFT Investigations on (tmbp)•- and [Ni(tmbp)2]•- Sylvie Choua, Helena Sidorenkova, Théo Berclaz, Michel Geoffroy, Patrick Rosa, Nicolas Mézailles, Louis Ricard, François Mathey, and Pascal Le Floch pp 12227–12234 DOI: 10.1021/ja002125+ Supporting Info

Protonation of CpW(CO)2(PMe3)H:  Is the Metal or the Hydride the Kinetic Site? Elizabeth T. Papish, Francis C. Rix, Nikos Spetseris, Jack R. Norton, and Robert D. Williams pp 12235–12242 DOI: 10.1021/ja002395s Supporting Info

A Theoretical Investigation of Excited-State Acidity of Phenol and Cyanophenols Giovanni Granucci, James T. Hynes, Philippe Millié, and Thu-Hoa Tran-Thi pp 12243–12253 DOI: 10.1021/ja993730j

The Deacylation Step of Acetylcholinesterase:  Computer Simulation Studies Peter Vagedes, Björn Rabenstein, Johan Åqvist, John Marelius, and Ernst-Walter Knapp pp 12254–12262 DOI: 10.1021/ja0004581 Supporting Info

Solid-State NMR Determination of Peptide Torsion Angles:  Applications of 2H-Dephased REDOR Ingolf Sack, Yael S. Balazs, Shai Rahimipour, and Shimon Vega pp 12263–12269 DOI: 10.1021/ja000489w Supporting Info

QM-FE Calculations of Aliphatic Hydrogen Abstraction in Citrate Synthase and in Solution:  Reproduction of the Effect of Enzyme Catalysis and Demonstration that an Enolate Rather than an Enol Is Formed Oreola Donini, Tom Darden, and Peter A. Kollman pp 12270–12280 DOI: 10.1021/ja001043i Supporting Info

Deuterium Isotope Effects on Rotation of Methyl Hydrogens. A Study of the Dimethyl Ether Radical Cation by ESR Spectroscopy and ab Initio and Density Functional Theory Masaru Shiotani, Nobuyuki Isamoto, Michiro Hayashi, Torbjörn Fängström, and Sten Lunell pp 12281–12288 DOI: 10.1021/ja0011257

Raman Spectroscopy and Atomic Force Microscopy of the Reaction of Sulfuric Acid with Sodium Chloride Christopher D. Zangmeister and Jeanne E. Pemberton pp 12289–12296 DOI: 10.1021/ja001469x

Vibrational Stark Spectroscopy of NO Bound to Heme:  Effects of Protein Electrostatic Fields on the NO Stretch Frequency Eun Sun Park, Melissa R. Thomas, and Steven G. Boxer pp 12297–12303 DOI: 10.1021/ja0014741

Electron Propagator Theory of Guanine and Its Cations:  Tautomerism and Photoelectron Spectra O. Dolgounitcheva, V. G. Zakrzewski, and J. V. Ortiz pp 12304–12309 DOI: 10.1021/ja0015747

Direct Experimental Measurement of Donation/Back-Donation in Unsaturated Hydrocarbon Bonding to Metals Luciano Triguero, Alexander Föhlisch, Peter Väterlein, Jorgen Hasselström, Martin Weinelt, Lars G. M. Pettersson, Yi Luo, Hans Ågren, and Anders Nilsson pp 12310–12316 DOI: 10.1021/ja0016710

Methane-to-Methanol Conversion by First-Row Transition-Metal Oxide Ions:  ScO+, TiO+, VO+, CrO+, MnO+, FeO+, CoO+, NiO+, and CuO+ Yoshihito Shiota and Kazunari Yoshizawa pp 12317–12326 DOI: 10.1021/ja0017965

Conformational and Thermal Phase Behavior of Oligomethylene Chains Constrained by Carbohydrate Hydrogen-Bond Networks Mitsutoshi Masuda, Volkmar Vill, and Toshimi Shimizu pp 12327–12333 DOI: 10.1021/ja001884p Supporting Info

Functionalization of Diamond(100) by Cycloaddition of Butadiene:  First-Principles Theory Danesha R. Fitzgerald and Douglas J. Doren pp 12334–12339 DOI: 10.1021/ja002023j

Single Carbon Nanotube Membranes:  A Well-Defined Model for Studying Mass Transport through Nanoporous Materials Li Sun and Richard M. Crooks pp 12340–12345 DOI: 10.1021/ja002429w Supporting Info

Driving Force Dependence of Electron Transfer Dynamics in Synthetic DNA Hairpins Frederick D. Lewis, Rajdeep S. Kalgutkar, Yansheng Wu, Xiaoyang Liu, Jianqin Liu, Ryan T. Hayes, Scott E. Miller, and Michael R. Wasielewski pp 12346–12351 DOI: 10.1021/ja0028267

Superconductivity in Expanded fcc C603- Fullerides Patrik Dahlke, Mark S. Denning, Paul F. Henry, and Matthew J. Rosseinsky pp 12352–12361 DOI: 10.1021/ja002861d Supporting Info

Studies on the Behavior of Mixed-Metal Oxides and Desulfurization:  Reaction of H2S and SO2 with Cr2O3(0001), MgO(100), and CrxMg1-xO(100) J. A. Rodriguez, T. Jirsak, M. Pérez, S. Chaturvedi, M. Kuhn, L. González, and A. Maiti pp 12362–12370 DOI: 10.1021/ja003149j

IR−Visible SFG Investigations of Interfacial Water Structure upon Polyelectrolyte Adsorption at the Solid/Liquid Interface Joonyeong Kim and Paul S. Cremer pp 12371–12372 DOI: 10.1021/ja003215h Supporting Info

Novel Photoisomerization of Azoferrocene with a Low-Energy MLCT Band and Significant Change of the Redox Behavior between the cis- and trans-Isomers Masato Kurihara, Takayuki Matsuda, Akira Hirooka, Tomona Yutaka, and Hiroshi Nishihara pp 12373–12374 DOI: 10.1021/ja002473b Supporting Info

Solid Polyrotaxanes of Polyethylene Glycol and Cyclodextrins:  The Single Crystal X-ray Structure of PEG−β-cyclodextrin Konstantin A. Udachin, Lee D. Wilson, and John A. Ripmeester pp 12375–12376 DOI: 10.1021/ja002189k Supporting Info

Metal-Ion Enhanced Helicity in the Gas Phase Motoya Kohtani, Brian S. Kinnear, and Martin F. Jarrold pp 12377–12378 DOI: 10.1021/ja002485x

Synthesis, Characterization, and Ethylene Oligomerization Action of [(C6H5)2PC6H4C(O-B(C6F5)3)O-κ2P,O]Ni(η3-CH2C6H5) Zachary J. A. Komon, Xianhui Bu, and Guillermo C. Bazan pp 12379–12380 DOI: 10.1021/ja002042t Supporting Info

PHIP Detection of a Transient Rhodium Dihydride Intermediate in the Homogeneous Hydrogenation of Dehydroamino Acids Ralf Giernoth, Hanjo Heinrich, Nicholas J. Adams, Robert J. Deeth, Joachim Bargon, and John M. Brown pp 12381–12382 DOI: 10.1021/ja002516o

A Catalytic-Assembly Solvothermal Route to Multiwall Carbon Nanotubes at a Moderate Temperature Yang Jiang, Yue Wu, Shuyuan Zhang, Cunyi Xu, Weichao Yu, Yi Xie, and Yitai Qian pp 12383–12384 DOI: 10.1021/ja002387b

Dendrimer-Containing Light-Emitting Diodes:  Toward Site-Isolation of Chromophores Adam W. Freeman, Shannon C. Koene, Patrick R. L. Malenfant, Mark E. Thompson, and Jean M. J. Fréchet pp 12385–12386 DOI: 10.1021/ja001356d

Photochemically Tunable Colloidal Crystals Zhong-Ze Gu, Akira Fujishima, and Osamu Sato pp 12387–12388 DOI: 10.1021/ja005595c Supporting Info

Signal Amplification of a “Turn-On” Sensor:  Harvesting the Light Captured by a Conjugated Polymer D. Tyler McQuade, Ashleigh H. Hegedus, and Timothy M. Swager pp 12389–12390 DOI: 10.1021/ja003255l Supporting Info

Nitric Oxide Abstracts a Nitrogen Atom from an Osmium Nitrido Complex To Give Nitrous Oxide Michael R. McCarthy, Thomas J. Crevier, Brian Bennett, Ahmad Dehestani, and James M. Mayer pp 12391–12392 DOI: 10.1021/ja002833v

Transition-Metal-Mediated [2 + 2 + 2] Cycloaddition Reactions with Ethyne-Containing Porphyrin Templates:  New Routes to Cofacial Porphyrin Structures and Facially-Functionalized (Porphinato)metal Species James T. Fletcher and Michael J. Therien pp 12393–12394 DOI: 10.1021/ja0001557 Supporting Info

Hydroxymethylcyclopropane on Oxygen-Covered Mo(110):  A Radical Clock on a Surface Ilona Kretzschmar, Joshua A. Levinson, and Cynthia M. Friend pp 12395–12396 DOI: 10.1021/ja002769h Supporting Info

Engineering a Hybrid Sugar Biosynthetic Pathway:  Production of l-Rhamnose and Its Implication on Dihydrostreptose Biosynthesis Hiroshi Yamase, Lishan Zhao, and Hung-wen Liu pp 12397–12398 DOI: 10.1021/ja003246c Supporting Info

Highly Zinc-Selective Fluorescent Sensor Molecules Suitable for Biological Applications Tomoya Hirano, Kazuya Kikuchi, Yasuteru Urano, Tsunehiko Higuchi, and Tetsuo Nagano pp 12399–12400 DOI: 10.1021/ja002467f Supporting Info

DFT Computation of the Intrinsic Barrier to CO Geminate Recombination with Heme Compounds Jeremy N. Harvey pp 12401–12402 DOI: 10.1021/ja005543n Supporting Info

Mechanistic Studies on the Vitamin B12-Catalyzed Dechlorination of Chlorinated Alkenes Justin Shey and Wilfred A. van der Donk pp 12403–12404 DOI: 10.1021/ja0055965 Supporting Info

Bis(azafulvene) as a Versatile Building Block for Giant Cyclopolypyrroles:  X-ray Crystal Structure of [64]Hexadecaphyrin(1.0.1.0.1.0.1.0.1.0.1.0.1.0.1.0) Jun-ichiro Setsune and Satoshi Maeda pp 12405–12406 DOI: 10.1021/ja005588o Supporting Info

Half-Sandwich Metallocene Embedded in a Spherically Extended π-Conjugate System. Synthesis, Structure, and Electrochemistry of Rh(η5-C60Me5)(CO)2 Masaya Sawamura, Yoichiro Kuninobu, and Eiichi Nakamura pp 12407–12408 DOI: 10.1021/ja005564h Supporting Info

Ge2ZrO6F2·(H2DAB)H2O:1  A 4-Connected Microporous Material with “Bow Tie” Building Units and an Exceptional Proportion of 3-Rings Hailian Li, Mohamed Eddaoudi, Jacques Plévert, M. O'Keeffe, and O. M. Yaghi pp 12409–12410 DOI: 10.1021/ja003228v Supporting Info

AMPAC 6.6 with AMPAC 6.0 Graphic Interface Semichem, Inc., P.O. Box 1649, Shawnee Mission, KS 66222. http://www. semichem.com. List price:  $11,000. Educational price:  $900 Steven M. Bachrach p 12411 DOI: 10.1021/ja004755h

Solid-Phase Extraction:  Principles, Techniques and Applications Edited by Nigel J. K. Simpson (Varian Associates). Dekker:  New York and Basel. 2000. xi + 514 pp. $195.00. ISBN 0-8247-09021-X. James S. Fritz pp 12411–12412 DOI: 10.1021/ja0047976

Handbook of Antioxidants. Bond Dissociation Energies, Rate Constants, Activation Energies and Enthalpies of Reactions. 2nd Edition By E. T. Denisov and T. G. Denisova (Institute of Problems in Chemical Physics, Russia). CRC Press:  Boca Raton. 1999. xxii + 290 pp. $99.00. ISBN 0-8493-9004-4. James A. Howard p 12412 DOI: 10.1021/ja004759m

Silicones and Silicone-Modified Materials Edited by Stephen J. Clarson (University of Cincinnati), John J. Fitzgerald (General Electric Co. Silicones), Michael J. Owen (Dow Corning Corp.), and Steven D. Smith (Procter and Gamble Corp.). American Chemical Society:  Washington, DC (distributed by Oxford University Press). 2000. xii + 602 pp. $150.00. ISBN 0-8412-3613-5 p 12412 DOI: 10.1021/ja004806a

Theilheimer's Synthetic Methods of Organic Chemisty. Vol. 57 Edited by Alan F. Finch (Cambridge). Karger:  Basel. 2000. xxiv + 304 pp. $474.00. ISBN 3-8055-7077-5 p 12412 DOI: 10.1021/ja004808v

Fluorine Calorimetry:  History, Applications, Results. Second Augmented and Revised Edition By V. Ya. Leonidov (Russian Academy of Sciences) and P. A. G. O'Hare (formerly of the National Institutes of Standards and Technology). Begell House, Inc.:  New York. 2000. xxii + 240 pp. $94.50. ISBN 1-56700-146-7 p 12412 DOI: 10.1021/ja004816b

Houben-Weyl. Methods of Organic Chemistry. Additional and Supplementary Volumes to the Fourth Edition. Volume E23k. Substance Index. Cyclic Compounds VII. Tricyclic Compounds I p 12412 DOI: 10.1021/ja0048174

Houben-Weyl. Methods of Organic Chemistry. Additional and Supplementary Volumes to the Fourth Edition. Vol. E23l. Substance Index Cyclic Compounds VIII. Tricyclic Compounds II Georg Thieme Verlag:  Stuttgart. 2000. viii + 558 pp. DM 3300. ISBN 3-13-126854-9 p 12412 DOI: 10.1021/ja004818w

Issue 50

Selective Side Chain Introduction onto Small Peptides Mediated by Samarium Diiodide:  A Potential Route to Peptide Libraries Marina Ricci, Peter Blakskjr, and Troels Skrydstrup pp 12413–12421 DOI: 10.1021/ja0024800 Supporting Info

Use of Oligodeoxyribonucleotides with Conformationally Constrained Abasic Sugar Targets To Probe the Mechanism of Base Flipping by HhaI DNA (Cytosine C5)-methyltransferase Peiyuan Wang, Adam S. Brank, Nilesh K. Banavali, Marc C. Nicklaus, Victor E. Marquez, Judith K. Christman, and Alexander D. MacKerell, Jr. pp 12422–12434 DOI: 10.1021/ja001989s Supporting Info

Alkyne Metathesis with Simple Catalyst Systems:  Efficient Synthesis of Conjugated Polymers Containing Vinyl Groups in Main or Side Chain Glen Brizius, Neil Gregory Pschirer, Winfried Steffen, Katherine Stitzer, Hans-Conrad zur Loye, and Uwe H. F. Bunz pp 12435–12440 DOI: 10.1021/ja0010251 Supporting Info

Physical Organic Chemistry of Transition Metal Carbene Complexes. 21.1 Kinetics and Mechanism of Hydrolysis of (CO)5MC(SR)Ar (M = Cr and W; R = CH3 and CH3CH2CH2; Ar = C6H5 and 3-ClC6H4) in Aqueous Acetonitrile. Important Differences Relative to Complexes with Alkoxy Leaving Groups Claude F. Bernasconi and Gabriel S. Perez pp 12441–12446 DOI: 10.1021/ja002371l Supporting Info

Chiral Configurations of Cyclophosphazenes David B. Davies, T. Andrew Clayton, Robert E. Eaton, Robert A. Shaw, Anne Egan, Michael B. Hursthouse, Georgia D. Sykara, Iwona Porwolik-Czomperlik, Mariola Siwy, and Krystyna Brandt pp 12447–12457 DOI: 10.1021/ja0028469 Supporting Info

1,3-Stereoinduction in Radical Reactions:  Radical Additions to Dialkyl 2-Alkyl-4-methyleneglutarates Ahlke Hayen, Rainer Koch, Wolfgang Saak, Detlef Haase, and Jürgen O. Metzger pp 12458–12468 DOI: 10.1021/ja003235j

Inelastic Neutron Scattering and Magnetic Susceptibilities of the Single-Molecule Magnets [Mn4O3X(OAc)3(dbm)3] (X = Br, Cl, OAc, and F):  Variation of the Anisotropy along the Series Hanspeter Andres, Reto Basler, Hans-Ulrich Güdel, Guillem Aromí, George Christou, Herma Büttner, and Benoit Rufflé pp 12469–12477 DOI: 10.1021/ja0009424

Heme/Hydrogen Peroxide Reactivity:  Formation of Paramagnetic Iron Oxophlorin Isomers by Treatment of Iron Porphyrins with Hydrogen Peroxide Heather R. Kalish, Lechosław Latos-Grażyński, and Alan L. Balch pp 12478–12486 DOI: 10.1021/ja0016405 Supporting Info

Bis 2,6-difluorophenoxide Dimeric Complexes of Zinc and Cadmium and Their Phosphine Adducts:  Lessons Learned Relative to Carbon Dioxide/Cyclohexene Oxide Alternating Copolymerization Processes Catalyzed by Zinc Phenoxides Donald J. Darensbourg, Jacob R. Wildeson, Jason C. Yarbrough, and Joseph H. Reibenspies pp 12487–12496 DOI: 10.1021/ja002855h Supporting Info

Conversion of 3Fe-4S to 4Fe-4S Clusters in Native Pyruvate Formate-Lyase Activating Enzyme:  Mössbauer Characterization and Implications for Mechanism Carsten Krebs, Timothy F. Henshaw, Jennifer Cheek, Boi Hanh Huynh, and Joan B. Broderick pp 12497–12506 DOI: 10.1021/ja003335p

Phospha[3]radialenes. Syntheses, Structures, Strain Energies, and Reactions Corine M. D. Komen, Chris J. Horan, Steffen Krill, Gary M. Gray, Martin Lutz, Anthony L. Spek, Andreas W. Ehlers, and Koop Lammertsma pp 12507–12516 DOI: 10.1021/ja002437c Supporting Info

Catalytic Enantioselective Friedel−Crafts Reactions of Aromatic Compounds with Glyoxylate:  A Simple Procedure for the Synthesis of Optically Active Aromatic Mandelic Acid Esters Nicholas Gathergood, Wei Zhuang, and Karl Anker Jørgensen pp 12517–12522 DOI: 10.1021/ja002593j Supporting Info

Two-Dimensional Order in β-Sheet Peptide Monolayers Hanna Rapaport, Kristian Kjaer, Torben R. Jensen, Leslie Leiserowitz, and David A. Tirrell pp 12523–12529 DOI: 10.1021/ja002238t

Transferred 13C T1 Relaxation at Natural Isotopic Abundance:  A Practical Method for Determining Site-Specific Changes in Ligand Flexibility upon Binding to a Macromolecule Steven R. LaPlante, Norman Aubry, Robert Déziel, Feng Ni, and Ping Xu pp 12530–12535 DOI: 10.1021/ja0017817

NMR Spectroscopic Detection of Interactions between a HIV Protein Sequence and a Highly Anti-HIV Active Curdlan Sulfate Kwan-Jun Jeon, Kaname Katsuraya, Toshiyuki Inazu, Yutaro Kaneko, Toru Mimura, and Toshiyuki Uryu pp 12536–12541 DOI: 10.1021/ja001577j Supporting Info

Mechanistic Variations Due to the Solvation State in the Reaction of MeLi in Dimer and Trimer Aggregates with Formaldehyde Fredrik Hffner, Chengzao Sun, and Paul G. Williard pp 12542–12546 DOI: 10.1021/ja002380u Supporting Info

The Thermodynamics, Kinetics, and Molecular Mechanism of Intramolecular Electron Transfer in Human Ceruloplasmin Timothy E. Machonkin and Edward I. Solomon pp 12547–12560 DOI: 10.1021/ja002339r Supporting Info

NMR and Theoretical Study of Acidity Probes on Sulfated Zirconia Catalysts James F. Haw, Jinhua Zhang, Kiyoyuki Shimizu, T. N. Venkatraman, Donat-Pierre Luigi, Weiguo Song, Dewey H. Barich, and John B. Nicholas pp 12561–12570 DOI: 10.1021/ja0027721 Supporting Info

Adsorption of Cyclic Ketones on the External and Internal Surfaces of a Faujasite Zeolite (CaX). A Solid-State 2H NMR, 13C NMR, FT-IR, and EPR Investigation Nicholas J. Turro, Xuegong Lei, Wei Li, Zhiqiang Liu, and M. Francesca Ottaviani pp 12571–12581 DOI: 10.1021/ja002844o

A Solution-Phase Approach to the Synthesis of Uniform Nanowires of Crystalline Selenium with Lateral Dimensions in the Range of 10−30 nm Byron Gates, Yadong Yin, and Younan Xia pp 12582–12583 DOI: 10.1021/ja002608d Supporting Info

Fabricating Homochiral Facets on Cu(001) with l-lysine Xueying Zhao pp 12584–12585 DOI: 10.1021/ja002150f Supporting Info

Chiral Distortion of the Binding Site in a Ferroelectric Liquid Crystal Induced by an Atropisomeric Biphenyl Dopant Carmen Lazar, Michael D. Wand, and Robert P. Lemieux pp 12586–12587 DOI: 10.1021/ja0031319 Supporting Info

New Dendritic Caged Compounds:  Synthesis, Mass Spectrometric Characterization, and Photochemical Properties of Dendrimers with α-Carboxy-2-nitrobenzyl Caged Compounds at Their Periphery Soichiro Watanabe, Mika Sato, Shigeru Sakamoto, Kentaro Yamaguchi, and Michiko Iwamura pp 12588–12589 DOI: 10.1021/ja001768m Supporting Info

Charge-Induced Partial Ordering of Boron around Structure Directing Agents in Zeolites Observed by 13C{11B} Rotational Echo Double Resonance NMR Christian Fild, Hellmut Eckert, and Hubert Koller pp 12590–12591 DOI: 10.1021/ja005609e

The First Redox Switchable Ceramic Membrane David Farrusseng, Anne Julbe, and Christian Guizard pp 12592–12593 DOI: 10.1021/ja003271i Supporting Info

Homogeneous Catalysis with Inexpensive Metals:  Ionic Hydrogenation of Ketones with Molybdenum and Tungsten Catalysts R. Morris Bullock and Mark H. Voges pp 12594–12595 DOI: 10.1021/ja0010599 Supporting Info

Oligopeptide-Mediated Stabilization of the α-Helix of a Prion Protein Peptide Yoshihiro Kuroda, Yoshitaka Maeda, and Terumichi Nakagawa pp 12596–12597 DOI: 10.1021/ja002808p Supporting Info

Homoleptic Gold Thiolate Catenanes Matthew R. Wiseman, Patsy A. Marsh, Peter T. Bishop, Brian J. Brisdon, and Mary F. Mahon pp 12598–12599 DOI: 10.1021/ja0011156 Supporting Info

Designing Stable β-Hairpins:  Energetic Contributions from Cross-Strand Residues Stephen J. Russell and Andrea G. Cochran pp 12600–12601 DOI: 10.1021/ja002085+

Superparamagnetic Behavior in an Alkoxo-Bridged Iron(II) Cube Hiroki Oshio, Norihisa Hoshino, and Tasuku Ito pp 12602–12603 DOI: 10.1021/ja002889p Supporting Info

The First Metalladiene of Group 14 Elements with a Silole-Type Structure with SiGe and CC Double Bonds Vladimir Ya. Lee, Masaaki Ichinohe, and Akira Sekiguchi pp 12604–12605 DOI: 10.1021/ja0030921 Supporting Info

Identification of the Quinol Metabolite “Sorbicillinol”, a Key Intermediate Postulated in Bisorbicillinoid Biosynthesis Naoki Abe, Osamu Sugimoto, Ken-ichi Tanji, and Akira Hirota pp 12606–12607 DOI: 10.1021/ja003013l

The Role of Hydrophobic Substituents in the Biological Activityof Glycopeptide Antibiotics Robert Kerns, Steven D. Dong, Seketsu Fukuzawa, Jeffrey Carbeck, Joyce Kohler, Lynn Silver, and Daniel Kahne pp 12608–12609 DOI: 10.1021/ja0027665

Synthesis of Cyclooctenones Using Intramolecular Hydroacylation Allen D. Aloise, Mark E. Layton, and Matthew D. Shair pp 12610–12611 DOI: 10.1021/ja0055920 Supporting Info

Axial Ligation States of Five-Coordinate Heme Oxygenase Proximal Histidine Mutants, as Revealed by EPR and Resonance Raman Spectroscopy Grace C. Chu, Manon Couture, Tadashi Yoshida, Denis L. Rousseau, and Masao Ikeda-Saito pp 12612–12613 DOI: 10.1021/ja0017209 Supporting Info

The First Stable Cyclotrisilene [J. Am. Chem. Soc. 1999, 121, 886−887]. Takeaki Iwamoto, Chizuko Kabuto, and Mitsuo Kira p 12614 DOI: 10.1021/ja004665c

Biosensors for Environmental Monitoring Edited by Ursula Bilitewski (Gesellschaft fur Biotechnologishe Forschung mbH) and Anthony P. F. Turner (Cranfield University). Harwood Academic Publishers:  Amsterdam. 2000. xii + 428 pp. $120.00. ISBN 90-5702-449-7 Adam Heller p 12614 DOI: 10.1021/ja004801d

Reference Materials in Analytical Chemistry. A Guide for Selection and Use Edited by A. Zschunke (Bundesanstalt für Materialforschung und-prüfung). Springer-Verlag:  Berlin, Heidelberg, New York. 2000. xvi + 224 pp. $74.95. ISBN 3-540-66776-8 p 12614 DOI: 10.1021/ja004809n

CRC Handbook of Chemistry and Physics. 81st Edition Edited by David R. Lide (National Institute of Standards and Technology). CRC Press:  Boca Raton, FL. 2000. 2556 pp. $129.95. ISBN 0-8493-0481-4 p 12614 DOI: 10.1021/ja0048230

Polysaccharide Applications:  Cosmetics and Pharmaceuticals. ACS Symposium Series 737 Edited by Magda A. El-Nokaly and Helena A. Soini (The Procter and Gamble Company). American Chemical Society:  Washington, DC (Distributed by Oxford University Press). 1999. xvi + 348 pp. $135. ISBN 0-8412-3641-0. p 12614 DOI: 10.1021/ja004825k

Issue 51

Characterization of the Transition-State Structures and Mechanisms for the Isomerization and Cleavage Reactions of Uridine 3‘-m-Nitrobenzyl Phosphate Barbara Gerratana, Gwendolyn A. Sowa, and W. W. Cleland pp 12615–12621 DOI: 10.1021/ja003400v

Oxaluric Acid as the Major Product of Singlet Oxygen-Mediated Oxidation of 8-Oxo-7,8-dihydroguanine in DNA Victor Duarte, Didier Gasparutto, Lydia F. Yamaguchi, Jean-Luc Ravanat, Glaucia R. Martinez, Marisa H. G. Medeiros, Paolo Di Mascio, and Jean Cadet pp 12622–12628 DOI: 10.1021/ja002218r Supporting Info

Methyl Group-Induced Helicity in 1,4-Dimethylbenzo[c]phenanthrene and Its Metabolites:  Synthesis, Physical, and Biological Properties Mahesh K. Lakshman, Panna L. Kole, Surendrakumar Chaturvedi, Joseph H. Saugier, Herman J. C. Yeh, Jenny P. Glusker, H. L. Carrell, Amy K. Katz, Carol E. Afshar, Won-Mohaiza Dashwood, Gary Kenniston, and William M. Baird pp 12629–12636 DOI: 10.1021/ja002072w Supporting Info

Up to Six Units of Charge and Twist-Boat Benzene Moieties:  Alkali Metal Reduction of Phenyl-Perisubstituted Benzenes1 Lior Eshdat, Ari Ayalon, Ronald Beust, Roy Shenhar, and Mordecai Rabinovitz pp 12637–12645 DOI: 10.1021/ja000072q

Control of Chirality of an Azobenzene Liquid Crystalline Polymer with Circularly Polarized Light Gabriel Iftime, François Lagugné Labarthet, Almeria Natansohn, and Paul Rochon pp 12646–12650 DOI: 10.1021/ja001244m

Factors Influencing the Thermodynamics of Zinc Alkoxide Formation by Alcoholysis of the Terminal Hydroxide Complex, [TpBut,Me]ZnOH:  An Experimental and Theoretical Study Relevant to the Mechanism of Action of Liver Alcohol Dehydrogenase Catherine Bergquist, Hannah Storrie, Lawrence Koutcher, Brian M. Bridgewater, Richard A. Friesner, and Gerard Parkin pp 12651–12658 DOI: 10.1021/ja002286d Supporting Info

Diphosphine Oxide−Brnsted Acid Complexes as Novel Hydrogen-Bonded Self-Assembled Molecules Satoru Matsukawa and Tsuneo Imamoto pp 12659–12662 DOI: 10.1021/ja002614+ Supporting Info

Ru3(CO)12-Catalyzed Intermolecular Cyclocoupling of Ketones, Alkenes or Alkynes, and Carbon Monoxide. [2 + 2 + 1] Cycloaddition Strategy for the Synthesis of Functionalized γ-Butyrolactones Mamoru Tobisu, Naoto Chatani, Taku Asaumi, Katsuya Amako, Yutaka Ie, Yoshiya Fukumoto, and Shinji Murai pp 12663–12674 DOI: 10.1021/ja003018i Supporting Info

Heterogeneous Enantioselective Hydrogenation of Ethyl Pyruvate Catalyzed by Cinchona-Modified Pt Catalysts:  Effect of Modifier Structure H. U. Blaser, H. P. Jalett, W. Lottenbach, and M. Studer pp 12675–12682 DOI: 10.1021/ja003259q Supporting Info

Diiron Complexes of 1,8-Naphthyridine-Based Dinucleating Ligands as Models for Hemerythrin Chuan He, Amy M. Barrios, Dongwhan Lee, Jane Kuzelka, Roman M. Davydov, and Stephen J. Lippard pp 12683–12690 DOI: 10.1021/ja0026861 Supporting Info

Fabrication of Topologically Complex Three-Dimensional Microstructures:  Metallic Microknots Hongkai Wu, Scott Brittain, Janelle Anderson, Bartosz Grzybowski, Sue Whitesides, and George M. Whitesides pp 12691–12699 DOI: 10.1021/ja002687t

Synthesis of Soluble and Processable Rod-, Arrow-, Teardrop-, and Tetrapod-Shaped CdSe Nanocrystals Liberato Manna, Erik C. Scher, and A. Paul Alivisatos pp 12700–12706 DOI: 10.1021/ja003055+

Formation of Mixed Fibrils Demonstrates the Generic Nature and Potential Utility of Amyloid Nanostructures Cait E. MacPhee and Christopher M. Dobson pp 12707–12713 DOI: 10.1021/ja0029580

Large-Scale Computational Modeling of [Rh(DuPHOS)]+-Catalyzed Hydrogenation of Prochiral Enamides:  Reaction Pathways and the Origin of Enantioselection Steven Feldgus and Clark R. Landis pp 12714–12727 DOI: 10.1021/ja0019373 Supporting Info

NMR Spectroscopic Determination of Angles α and ζ in RNA from CH-Dipolar Coupling, P-CSA Cross-Correlated Relaxation Christian Richter, Bernd Reif, Christian Griesinger, and Harald Schwalbe pp 12728–12731 DOI: 10.1021/ja001432c Supporting Info

Dimeric Solution Structure of Two Cyclic Octamers:  Four-Stranded DNA Structures Stabilized by A:T:A:T and G:C:G:C Tetrads Núria Escaja, Enrique Pedroso, Manuel Rico, and Carlos González pp 12732–12742 DOI: 10.1021/ja002778q Supporting Info

The N−H···S Hydrogen Bond in (TACN)2Fe2S6 (TACN = Triazacyclononane) and in Model Systems Involving the Persulfido Moiety:  An ab Initio and DFT Study Stéphane François, Marie-Madeleine Rohmer, Marc Bénard, Andrew C. Moreland, and Thomas B. Rauchfuss pp 12743–12750 DOI: 10.1021/ja0011717 Supporting Info

Modeling the Nitrogenase FeMo Cofactor Thomas H. Rod and Jens K. Nørskov pp 12751–12763 DOI: 10.1021/ja001163q

Ligand Substituent, Anion, and Solvation Effects on Ion Pair Structure, Thermodynamic Stability, and Structural Mobility in “Constrained Geometry” Olefin Polymerization Catalysts:  an Ab Initio Quantum Chemical Investigation Giuseppe Lanza, Ignazio L. Fragalà, and Tobin J. Marks pp 12764–12777 DOI: 10.1021/ja000571r

Theoretical Studies of the Possible Origin of Intrinsic Static Bends in Double Helical DNA Alexey K. Mazur pp 12778–12785 DOI: 10.1021/ja001605y Supporting Info

Unimolecular Chemistry of Li+- and Na+-Coordinated Polyglycol Radicals, a New Class of Distonic Radical Cations Jianglin Wu, Michael J. Polce, and Chrys Wesdemiotis pp 12786–12794 DOI: 10.1021/ja0020660

Quantum Yield for ClOO Formation following Photolysis of Aqueous OClO Carsten L. Thomsen, Philip J. Reid, and Søren R. Keiding pp 12795–12801 DOI: 10.1021/ja002148o

The Photoorientation Movement of a Diarylethene-Type Chromophore Hidekazu Ishitobi, Zouheir Sekkat, Masahiro Irie, and Satoshi Kawata pp 12802–12805 DOI: 10.1021/ja002185f

Alkyl-Substituted Allylic Lithium Compounds:  Structure and Dynamic Behavior Gideon Fraenkel and Fayang Qiu pp 12806–12812 DOI: 10.1021/ja002248u Supporting Info

Double-Rydberg Anions:  Predictions on NH3AHn- and OH2AHn- Structures Hugh Hopper, Michael Lococo, O. Dolgounitcheva, V. G. Zakrzewski, and J. V. Ortiz pp 12813–12818 DOI: 10.1021/ja002292+ Supporting Info

7Li/31P NMR Studies of Lithiated Arylacetonitriles in THF−HMPA Solution:  Characterization of HMPA-Solvated Monomers, Dimers, and Separated Ion Pairs Paul R. Carlier and Cedric W.-S. Lo pp 12819–12823 DOI: 10.1021/ja002318x Supporting Info

DNA Photoionization and Alkylation Patterns in the Interior of Guanine Runs Qiqing Zhu and Pierre R. LeBreton pp 12824–12834 DOI: 10.1021/ja002523c

The Chemical Nature of Hydrogen Bonding in Proteins via NMR:  J-Couplings, Chemical Shifts, and AIM Theory William D. Arnold and Eric Oldfield pp 12835–12841 DOI: 10.1021/ja0025705

Stepwise Dealumination of Zeolite Βeta at Specific T-Sites Observed with 27Al MAS and 27Al MQ MAS NMR J. A. van Bokhoven, D. C. Koningsberger, P. Kunkeler, H. van Bekkum, and A. P. M. Kentgens pp 12842–12847 DOI: 10.1021/ja002689d

Modeling Cytochrome Oxidase:  A Quantum Chemical Study of the O−O Bond Cleavage Mechanism Margareta R. A. Blomberg, Per E. M. Siegbahn, Gerald T. Babcock, and Mårten Wikström pp 12848–12858 DOI: 10.1021/ja002745a

Identification of H2O·HO in Argon Matrices Vaughan S. Langford, Allan J. McKinley, and Terence I. Quickenden pp 12859–12863 DOI: 10.1021/ja003337+

Spontaneous Formation of Periodically Patterned Deposits by Chemical Vapor Deposition Michael Tsapatsis, Dionisios G. Vlachos, Soojin Kim, Harikrishnan Ramanan, and George R. Gavalas pp 12864–12865 DOI: 10.1021/ja002228s

Non-Enzymatic Transcription of an IsoG·IsoC Base Pair John C. Chaput and Christopher Switzer pp 12866–12867 DOI: 10.1021/ja002260m Supporting Info

Steric and Chelate Directing Effects in Aromatic Borylation Jian-Yang Cho, Carl N. Iverson, and Milton R. Smith, III pp 12868–12869 DOI: 10.1021/ja0013069 Supporting Info

Direct Observation of a Picosecond Alkane C−H Bond Activation Reaction at Iridium John B. Asbury, Kun Hang, Jake S. Yeston, Joseph G. Cordaro, Robert G. Bergman, and Tianquan Lian pp 12870–12871 DOI: 10.1021/ja0028065 Supporting Info

Tandem Catalysis:  Three Mechanistically Distinct Reactions from a Single Ruthenium Complex Christopher W. Bielawski, Janis Louie, and Robert H. Grubbs pp 12872–12873 DOI: 10.1021/ja001698j Supporting Info

β,β‘- and α,β,β‘-Annulation Reactions of Cyclic Enamines:  Enantioselective Synthesis of Bicyclo[3.n.1]alkenones (n = 2, 3) and Tricyclo[3.3.0.02,8]octanes from Fischer Alkenyl Carbene Complexes José Barluenga, Alfredo Ballesteros, Javier Santamaría, Ramón Bernardo de la Rúa, Eduardo Rubio, and Miguel Tomás pp 12874–12875 DOI: 10.1021/ja002905i Supporting Info

Straightforward Method for Synthesis of Highly Alkyl-Substituted Naphthacene and Pentacene Derivatives by Homologation Tamotsu Takahashi, Masanori Kitamura, Baojian Shen, and Kiyohiko Nakajima pp 12876–12877 DOI: 10.1021/ja003130g Supporting Info

Hydrogen/Deuterium-Isotope Effects on NMR Chemical Shifts and Symmetry of Homoconjugated Hydrogen-Bonded Ions in Polar Solution Parwin Schah-Mohammedi, Ilja G. Shenderovich, Carsten Detering, Hans-Heinrich Limbach, Peter M. Tolstoy, Sergei N. Smirnov, Gleb S. Denisov, and Nikolai S. Golubev pp 12878–12879 DOI: 10.1021/ja0017615

The First Diarsaallene ArAsCAsAr (Ar = 2,4,6-Tri-tert-butylphenyl) Mereyim Bouslikhane, Heinz Gornitzka, Jean Escudié, Henri Ranaivonjatovo, and Hassan Ramdane pp 12880–12881 DOI: 10.1021/ja001758l Supporting Info

Carbonylation at sp3 C−H Bonds Adjacent to a Nitrogen Atom in Alkylamines Catalyzed by Rhodium Complexes Naoto Chatani, Taku Asaumi, Tsutomu Ikeda, Shuhei Yorimitsu, Yutaka Ishii, Fumitoshi Kakiuchi, and Shinji Murai pp 12882–12883 DOI: 10.1021/ja002561w Supporting Info

Calicheamicin−Homeodomain Conjugate as an Efficient, Sequence-Specific DNA Cleavage and Mapping Tool Minwan Wu, Doris Stoermer, Thomas D. Tullius, and Craig A. Townsend pp 12884–12885 DOI: 10.1021/ja002280o

Preparation and Characterization of Dendrimer-Encapsulated CdS Semiconductor Quantum Dots Buford I. Lemon and Richard M. Crooks pp 12886–12887 DOI: 10.1021/ja0031321 Supporting Info

An Ion Conductor Derived from Spermine and Cholic Acid Prasun Bandyopadhyay, Vaclav Janout, Lan-hui Zhang, Jennifer A. Sawko, and Steven L. Regen pp 12888–12889 DOI: 10.1021/ja0056466 Supporting Info

Improved Synthesis of Small (dCORE ≈ 1.5 nm) Phosphine-Stabilized Gold Nanoparticles Walter W. Weare, Scott M. Reed, Marvin G. Warner, and James E. Hutchison pp 12890–12891 DOI: 10.1021/ja002673n Supporting Info

Medium Polarization and Hydrogen Bonding Effects on Compound I of Cytochrome P450:  What Kind of a Radical Is It Really? François Ogliaro, Shimrit Cohen, Samuël P. de Visser, and Sason Shaik pp 12892–12893 DOI: 10.1021/ja005619f

Total Synthesis of Leucascandrolide A Keith R. Hornberger, Christopher L. Hamblett, and James L. Leighton pp 12894–12895 DOI: 10.1021/ja003593m Supporting Info

Nitrogen Isotope Effects As Probes of the Mechanism of d-Amino Acid Oxidase Kevin A. Kurtz, Mark A. Rishavy, W. W. Cleland, and Paul F. Fitzpatrick pp 12896–12897 DOI: 10.1021/ja002528+

Validation of a Model for the Complex of HIV-1 Reverse Transcriptase with Sustiva through Computation of Resistance Profiles Robert C. Rizzo, De-Ping Wang, Julian Tirado-Rives, and William L. Jorgensen pp 12898–12900 DOI: 10.1021/ja003113r

Formation of Supported Lipid Bilayer Composition Arrays by Controlled Mixing and Surface Capture Lance Kam and Steven G. Boxer pp 12901–12902 DOI: 10.1021/ja0034038

Long-Chain N-Acyl Amino Acid Antibiotics Isolated from Heterologously Expressed Environmental DNA Sean F. Brady and Jon Clardy pp 12903–12904 DOI: 10.1021/ja002990u Supporting Info

Endohedral Alkali Metal Fullerene Complexes Cheryl D. Stevenson, James R. Noyes, and Richard C. Reiter pp 12905–12906 DOI: 10.1021/ja003100d Supporting Info

A High-Yield, General Method for the Catalytic Formation of Oxygen Heterocycles Karen E. Torraca, Shin-Itsu Kuwabe, and Stephen L. Buchwald pp 12907–12908 DOI: 10.1021/ja005698v Supporting Info

Structural Characterization of Zirconium Cations Derived from a Living Ziegler−Natta Polymerization System:  New Insights Regarding Propagation and Termination Pathways for Homogeneous Catalysts Richard J. Keaton, Kumudini C. Jayaratne, James C. Fettinger, and Lawrence R. Sita pp 12909–12910 DOI: 10.1021/ja0056771 Supporting Info

New Fluorinated 9-Borafluorene Lewis Acids Preston A. Chase, Warren E. Piers, and Brian O. Patrick pp 12911–12912 DOI: 10.1021/ja005607u Supporting Info

Intramolecular Palladium(II)-Catalyzed 1,2-Addition to Allenes  [J. Am. Chem. Soc. 2000, 122, 9600-9609].  Catrin Jonasson, Attila Horváth, and Jan-E. Bäckvall p 12913 DOI: 10.1021/ja004664k Supporting Info

Vinyl Acetate Emulsion Polymerization and Copolymerization with Acrylic Monomers By H. Yildirim Erbil (Kocaeli University, Turkey). CRC Press:  Boca Raton, FL. 2000. xii + 324 pp. $139.95. ISBN 0-8493-2303-7 p 12913 DOI: 10.1021/ja0047774

Organoselenium Chemistry:  A Practical Approach Edited by Thomas G. Back (University of Calgary). From the Practical Approach in Chemistry Series. Oxford University Press:  Oxford, UK. 1999. xiv + 296 pp. $140.00. ISBN 0-19-850141-2. p 12913 DOI: 10.1021/ja004824s

Ashgate Handbook of Pesticides and Agricultural Chemicals. An International Guide to 1,800 Chemical Products Edited by G. W. A. Milne (Ashgate Publishing). Ashgate Publishing Limited:  Hampshire, England. 2000. xx + 206 pp. $125.00. ISBN 0-566-08388-4. p 12913 DOI: 10.1021/ja0048275