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Front cover pg X001; DOI: 10.1039/P299400FX001 |
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Contents pages pg P001; DOI: 10.1039/P299400FP001 |
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Steric effects on NMR chemical shifts controlled by the solvent's accessible surface Jan Schraml Marie Jakoubková Magdalena Kví  alová and Alexander Kasal pg 1; DOI: 10.1039/P29940000001 |
Stereoelectronic influence of fluorine in enzyme resolutions of  -fluoroestersDavid O'Hagan and Henry S. Rzepa pg 3; DOI: 10.1039/P29940000003 |
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Back cover pg X003; DOI: 10.1039/P299400BX003 |
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Alkylammonium cation interactions with calixarene anions. Part 2. Structural characterisation of a salt of 2:3 cation: calixarene stoichiometry Jack M. Harrowfield William R. Richmond Alexander N. Sobolev and Allan H. White pg 5; DOI: 10.1039/P29940000005 |
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Back matter pg P009; DOI: 10.1039/P299400BP009 |
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A general method for the determination of the kinetic stability of macrocyclic alkali-metal complexes with rates of decomplexation below 10–3 s–1 Wouter I. Iwema Bakker Marijke Haas Herman J. den Hertog Jr. Willem Verboom Dick de Zeeuw and David N. Reinhoudt pg 11; DOI: 10.1039/P29940000011 |
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Formation of hydrides of fullerene-C60 and fullerene-C70 Anthony G. Avent Adam D. Darwish Dirk K. Heimbach Harold W. Kroto Mohamed F. Meidine Jonathan P. Parsons Christelle Remars Rolf Roers Osamu Ohashi Roger Taylor and David R. M. Walton pg 15; DOI: 10.1039/P29940000015 |
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Catalysis of electrophilic bromine attack by -cyclodextrin Oswald S. Tee and Bushra C. Javed pg 23; DOI: 10.1039/P29940000023 |
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Self-assembly of taper-shaped monoesters of oligo(ethylene oxide) with 3,4,5-tris(n-dodecan-1-yloxy)benzoic acid and of their polymethacrylates into tubular supramolecular architectures displaying a columnar hexagonal mesophase Virgil Percec Dimitris Tomazos James Heck Helen Blackwell and Goran Ungar pg 31; DOI: 10.1039/P29940000031 |
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Free radical induced oxidation of phloroglucinol. A pulse radiolysis and EPR study Degui Wang Istvan György Knut Hildenbrand and Clemens von Sonntag pg 45; DOI: 10.1039/P29940000045 |
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1,2-Diphenylethane-1,2-diamine: an effective NMR chiral solvating agent for chiral carboxylic acids Russell Fulwood and David Parker pg 57; DOI: 10.1039/P29940000057 |
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Aromatic character of typical C60 derivatives Juni-ichi Aihara and Shigetoshi Takata pg 65; DOI: 10.1039/P29940000065 |
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A theoretical study of protonation and tautomerization of N-substituted aminoazobenzenes Adam Liwo Anna Tempczyk Teresa Widernik Teresa Klentak and Jurand Czermi  ski pg 71; DOI: 10.1039/P29940000071 |
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Reactions of carbonyl compounds in basic solutions. Part 20. Mechanism of the base-catalysed rearrangement of symmetrically substituted benzils Keith Bowden and Karl D. Williams pg 77; DOI: 10.1039/P29940000077 |
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Enhanced alkaline hydrolysis of monoesterified 4-tert-butylcalix[4]arenes involving intramolecular electrophilic catalysis by the phenolic hydroxy group Kevin B. Ray Richard H. Weatherhead Necmettin Pirinccioglu and Andrew Williams pg 83; DOI: 10.1039/P29940000083 |
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Kinetics of the decomposition of a chemiluminescent reagent bis(2,4-dinitrophenyl) oxalate in aqueous acetonitrile Helmi Neuvonen pg 89; DOI: 10.1039/P29940000089 |
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The carbohydrate-catalysed hydrolysis of cephalosporins John Burgess Maria de Jesus Perry Eduarda Rosa and Jim Iley pg 97; DOI: 10.1039/P29940000097 |
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Amidines. Part 32. Influence of substitution at the amino nitrogen atom on the sensitivity to substitution at the imino nitrogen atom. pKa Values of N1-methyl-N1-phenylformamidines in water–ethanol solutions Janusz Oszczapowicz and Mariola Kumi ska pg 103; DOI: 10.1039/P29940000103 |
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MM2 force field parameters for compounds containing the diazoketone function Jonathan M. Goodman Jeffrey J. James and Andrew Whiting pg 109; DOI: 10.1039/P29940000109 |
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Mechanistic study of the oxidation of sulfides to sulfoxides and asymmetric sulfoxides catalysed by transition metal peroxide complexes Karl Anker Jørgensen pg 117; DOI: 10.1039/P29940000117 |
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Nucleophilic substitution reaction of cumyl arenesulfonates with anilines Han Joong Koh Hai Whang Lee and Ikchoon Lee pg 125; DOI: 10.1039/P29940000125 |
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Kinetic study on the hydrolysis of thiazolium cations Susanne Barrabass Irmgard Heiber-Langer and Wilhelm Knoche pg 131; DOI: 10.1039/P29940000131 |
Electronic absorption spectroscopy of some exceptionally stable 1,4-dialkyl-1,4-dihydro-1,4-diazinium radical cations: assignment of transitions, vibrational structure and effects of  – dimerizationFrank Hilgers Wolfgang Kaim Andreas Schulz and Stanislav Záli  pg 135; DOI: 10.1039/P29940000135 |
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Thermal gas phase hydrodehalogenation of bromochlorodifluoromethane Huub J. P. de Lijser Robert Louw and Peter Mulder pg 139; DOI: 10.1039/P29940000139 |
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A theoretical investigation of through-space interactions. Part 3. A semiempirical study of the Cope rearrangement in singly annellated semibullvalenes Richard V. Williams and Henry A. Kurtz pg 147; DOI: 10.1039/P29940000147 |
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Reactivity of unsaturated substrates under reductive electron transfer conditions. Part 1. Reduction of 1,2,3-triphenyl-1H-indene with sodium metal in various solvents Stefano Gotta Mauro Marchetti Mario Branca and Giovanni Melloni pg 151; DOI: 10.1039/P29940000151 |
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Multinuclear NMR and potentiometric study on tautomerism during protonation and zinc(II) complex formation of some imidazole-containing peptide derivatives Tamas Gajda Bernard Henry and Jean-Jacques Delpuech pg 157; DOI: 10.1039/P29940000157 |
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Instructions for authors (1994) pg ixa; DOI: 10.1039/P29940000ixa |
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IUPAC publications on nomenclature and symbolism pg xxv; DOI: 10.1039/P29940000xxv |
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Conference diary pg xxxi; DOI: 10.1039/P2994000xxxi |
Issue 2
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Front cover pg X005; DOI: 10.1039/P299400FX005 |
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Back cover pg X007; DOI: 10.1039/P299400BX007 |
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Contents pages pg P013; DOI: 10.1039/P299400FP013 |
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Back matter pg P023; DOI: 10.1039/P299400BP023 |
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Hydrocarbon anions with high stability. Part 1. Syntheses and properties of extremely stable cyclopentadienide ions with 7H-dibenzo[c,g]fluorenylidenemethyl substituents Tomomi Kinoshita Hiromi Kimura Iwao Nakajima Shigeo Tsuji and Ken'ichi Takeuchi pg 165; DOI: 10.1039/P29940000165 |
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Theoretical evidence of a singlet -oxocarbene intermediate in the retro-Wolff rearrangement of azafulvenone Minh Tho Nguyen Marie Rose Hajnal and L. G. Vanquickenborne pg 169; DOI: 10.1039/P29940000169 |
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Inverted spin trapping. Part III. Further studies on the chemical and photochemical oxidation of spin traps in the presence of nucleophiles Lennart Eberson pg 171; DOI: 10.1039/P29940000171 |
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Mechanism of dediazoniation of arenediazonium salts with triphenylphosphine and trialkyl phosphites. Generation of cation radicals from trivalent phosphorus compounds and their reactions Shinro Yasui Masayuki Fujii Chihiro Kawano Yukihiro Nishimura Kosei Shioji and Atsuyoshi Ohno pg 177; DOI: 10.1039/P29940000177 |
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Crystallographic and PM3-COSMO SCF-MO study of the structure and properties of aryloxy- or arylthio-thiazinones Mark Hilton Peter Fisk Barbara Odell Henry S. Rzepa David J. Williams and ManYin Yi pg 185; DOI: 10.1039/P29940000185 |
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Thermal decomposition of 2,3-dihydro-1,4-benzodioxin and 1,2-dimethoxybenzene Gerrit-Jan Schraa Isabel W. C. E. Arends and Peter Mulder pg 189; DOI: 10.1039/P29940000189 |
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Prediction of hydrogen bond basicity from computed molecular electrostatic properties: implications for comparative molecular field analysis Peter W. Kenny pg 199; DOI: 10.1039/P29940000199 |
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Molecular and crystal structure of 9-[-(9H-fluoren-9-ylidene)-4-chlorobenzyl]-9H-fluoren-9-yl; an organic antiferromagnet with TN= 3.25 K Nagao Azuma Takehiro Ozawa and Jun Yamauchi pg 203; DOI: 10.1039/P29940000203 |
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Iminophosphorane-substituted proton sponges. Part 5. Structures in the solid state. Correlation between solid state 31P MAS NMR spectra and crystal structures Antonio L. Llamas-Saiz Concepción Foces-Foces José Elguero Francisco Aguilar-Parrilla Hans-Heinrich Limbach Pedro Molina Mateo Alajarín Angel Vidal Rosa Ma. Claramunt and Concepción López pg 209; DOI: 10.1039/P29940000209 |
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NMR study of 6-azabicyclo[3.2.1 ]octene derivatives, by-products of catharanthine synthesis Eszter Gács-Baitz Hedvig Bölcskei and Csaba Szántay pg 213; DOI: 10.1039/P29940000213 |
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A unified scale of solvent polarities for specific and non-specific interactions Russell S. Drago Melissa S. Hirsch Donald C. Ferris and Chris W. Chronister pg 219; DOI: 10.1039/P29940000219 |
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Fluorinated pyrimidines. Part 4. Synthesis, properties and stereochemical conversion of the cis and trans isomers of 6-alkoxy-5-fluoro-5,6-dihydrouracils Gerard W. M. Visser Rinny Wedzinga Robert P. Klok and Jacobus D. M. Herscheid pg 231; DOI: 10.1039/P29940000231 |
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Charge-transfer activation of aromatic EDA complexes with N-nitrosopyridinium. Direct comparison with the N-nitropyridinium acceptor K. Y. Lee and J. K. Kochi pg 237; DOI: 10.1039/P29940000237 |
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Influence of arene substituents on the mode and regiochemistry of photocycloaddition of furan to the benzene ring Hermengildo Garcia Andrew Gilbert and Owain Griffiths pg 247; DOI: 10.1039/P29940000247 |
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Bimolecular nucleophilic substitution (SN2) reactions of neopentyl arenesulfonates with anilines and benzylamines in methanol Han Joong Koh Hai Whang Lee and Ikchoon Lee pg 253; DOI: 10.1039/P29940000253 |
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Conformational properties of disulfide bridges. Part 3. An estimation of structural flexibility from a theoretical study of diethyl disulfide Carl Henrik Görbitz pg 259; DOI: 10.1039/P29940000259 |
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Protonation sequence of linear aliphatic polyamines by 13C NMR spectroscopy David N. Hague and Anthony D. Moreton pg 265; DOI: 10.1039/P29940000265 |
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AM1 and single-crystal X-ray diffraction study of the conformational properties of chlorinated diphenyl ethers Tapio Nevalainen and Kari Rissanen pg 271; DOI: 10.1039/P29940000271 |
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A quantum chemical AM1 study of a Diels–Alder and retro-Diels–Alder tandem reaction Montserrat Ventura Cristobal Segura and Miquel Solà pg 281; DOI: 10.1039/P29940000281 |
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Theoretical study of Wheland intermediates in benzocycloalkenes: vindication of the Mills–Nixon hypothesis Mirjana Eckert-Maksi  Zvonimir B. Maksi and Martin Klessinger pg 285; DOI: 10.1039/P29940000285 |
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Relationships between nitro group reduction potentials and torsion angles in di-ortho-substituted nitrobenzenes; a crystallographic and oxygen-17 NMR study Maruta Boyd Ho H. Lee Robert F. Anderson and William A. Denny pg 291; DOI: 10.1039/P29940000291 |
Characterization by 2D-NMR and chemical properties of (20Z)-3-methoxy-17-[2-(triphenylstannyl)vinyl]estra-1,3,5(10)-trien-17 -olFrançois Kayser Monique Biesemans Huade Pan Marcel Gielen and Rudolph Willem pg 297; DOI: 10.1039/P29940000297 |
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Crystalline alcoholic inclusions of singly-bridged triarylmethanol hosts. Synthesis, X-ray crystal structures and binding modes of five inclusion compounds Ingeborg Csöregh Olga Gallardo Edwin Weber and Norbert Dörpinghaus pg 303; DOI: 10.1039/P29940000303 |
Additional evidence for the exceptional mechanism of the acid-catalysed hydrolysis of 4-oxopyrimidine nucleosides: hydrolysis of 1-(1-alkoxyalkyl)uracils, seconucleosides, 3 -C-alkyl nucleosides and nucleoside 3,5-cyclic monophosphatesMikko Oivanen Markku Rajamäki Jaana Varila Jari Hovinen Sergey Mikhailov and Harri Lönnberg pg 309; DOI: 10.1039/P29940000309 |
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Mechanism of acid catalysis in the cyclisation of 5-aminolevulinic acid and acetylacetone to 3-acetyl-4-(2-carboxyethyl)-2-methylpyrrole Anthony R. Butler and Sharon D. George pg 315; DOI: 10.1039/P29940000315 |
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Formation of N-carbamoylaspartic acid and its cyclisation to orotic acid Michael J. Bruce Anthony R. Butler and Kate V. Russell pg 319; DOI: 10.1039/P29940000319 |
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A mechanistic study of quinoxaline formation Lesley M. Anderson and Anthony R. Butler pg 323; DOI: 10.1039/P29940000323 |
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Models for enzyme-catalysed phosphate transfer: comparisons of reactivity towards a neighbouring hydroxy group for phosphodiester anions and acids. General base catalysis of the cyclisation of a hydroxyalkyl phosphate triester Anthony J. Chandler Florian Hollfelder Anthony J. Kirby Fiona O'Carroll and Roger Strömberg pg 327; DOI: 10.1039/P29940000327 |
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Nitration and oxidation of 4-methoxyphenol by nitrous acid in aqueous acid solution Ben D. Beake Jill Constantine and Roy B. Moodie pg 335; DOI: 10.1039/P29940000335 |
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Light-catalysed reduction of tris(trimethylsilyl)methyl iodide by alcohols. A radical-chain process showing a large kinetic hydrogen isotope effect Bruce M. Clark Colin Eaborn and Duncan A. R. Happer pg 341; DOI: 10.1039/P29940000341 |
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Oxidation of terpenes in H-mordenite Rowena Crockett and Emil Roduner pg 347; DOI: 10.1039/P29940000347 |
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Thioacylthioketenes by pyrolysis of 1,3-dithiethanes and 1,2-dithiole derivatives C. Oliver Kappe Carl Th. Pedersen Jean-Marie Catel and Yves Mollier pg 351; DOI: 10.1039/P29940000351 |
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Sulfur–chlorine bond dissociation enthalpies in methane- and benzene-sulfonyl chlorides Chryssostomos Chatgilialoglu David Griller Jolanta M. Kanabus-Kaminska and Fred P. Lossing pg 357; DOI: 10.1039/P29940000357 |
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Study of the reaction between 1,2,3-trihydroxybenzene and 8-hydroxyquinoline in the solid state N. B. Singh N. P. Singh V. Amarendra Kumar and M. Nethaji pg 361; DOI: 10.1039/P29940000361 |
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Alkali-metal ion catalysis and inhibition of acetyl transfer from p-nitroaryl acetates to hexanoate ion Roberta Cacciapaglia Luigi Mandolini and Alessandra Tomei pg 367; DOI: 10.1039/P29940000367 |
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Phosphorus-31 NMR investigation of the comparative hydrolytic breakdown of nickel(II) and cadmium(II)versus zinc(II) bis(O,O-diethyl dithiophosphates) in an aqueous medium Alan J. Burn Sharwan K. Dewan Ian Gosney Kenneth G. McKendrick Chris P. Warrens John P. Wastle and Cameron W. Watson pg 373; DOI: 10.1039/P29940000373 |
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Chemical and biological reactivity of sulfamidopenicillins Peter Davern James Sheehy and Timothy Smyth pg 381; DOI: 10.1039/P29940000381 |
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Corrigenda André Goosen Cedric W. McCleland Fabrizio C. Rinaldi Stephen M. Jeffery and Charles J. M. Stirling pg 389; DOI: 10.1039/P29940000389 |
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Conference diary pg xia; DOI: 10.1039/P29940000xia |
Issue 3
|
Front cover pg X009; DOI: 10.1039/P299400FX009 |
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Back cover pg X011; DOI: 10.1039/P299400BX011 |
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Contents pages pg P025; DOI: 10.1039/P299400FP025 |
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Valence isomerism and rearrangements in methanofullerenes François Diederich Lyle Isaacs and Douglas Philp pg 391; DOI: 10.1039/P29940000391 |
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Photochemical generation of the 9-(trimethylsilylmethyl)fluoren-9-yl cation. Flash photolysis observation of a -silyl-substituted carbenium ion Calvin S. Q. Lew Robert A. McClelland Linda J. Johnston and Norman P. Schepp pg 395; DOI: 10.1039/P29940000395 |
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Selective -facial binding of metal cations to triindenotriphenylene as a possible catalytic route to C60 precursors: a MNDO, PM3 and ab initio SCF-MO study John Plater Henry S. Rzepa Federica Stoppa and Stefan Stossel pg 399; DOI: 10.1039/P29940000399 |
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Hydrolysis of nitrite esters: putative intermediates in the biotransformation of organic nitrates Felicity Buckell Jeffrey D. Hartry Umarani Rajalingam Brian M. Bennett Ralph A. Whitney and Gregory R. J. Thatcher pg 401; DOI: 10.1039/P29940000401 |
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The Honig–Flory–Huggins combinatorial entropy correction—is it valid for aqueous solutions? Michael H. Abraham and Panos Sakellariou pg 405; DOI: 10.1039/P29940000405 |
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Evidence for the Mbius aromatic character of eight electron conrotatory transition structure. Magnetic criteria Haijun Jiao and Paul von Ragué Schleyer pg 407; DOI: 10.1039/P29940000407 |
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Activation of Clayzic and its effect on the relative rates of benzylation of aromatic substrates Simon J. Barlow Tony W. Bastock James H. Clark and Stephen R. Cullen pg 411; DOI: 10.1039/P29940000411 |
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Kinetics of the enolisation reactions of 2-acetylpyrrole and of 2-, 4- and 5-acetylthiazoles Paolo De Maria Antonella Fontana Marialuisa Arlotta Stefano Chimichi and Domenico Spinelli pg 415; DOI: 10.1039/P29940000415 |
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Condensation products from the reactions of glyoxal with 2-substituted benzylamines. The formation and crystal structures of 2,2-bi(1,2,3,4-tetrahydroquinazoline), and 2,4,6,8,10,12-hexakis(2-methylbenzyl)-2,4,6,8,10,12-hexaazaisowurtzitane Andrei Batsanov Jason C. Cole Michael R. Crampton Javid Hamid Judith A. K. Howard and Ross Millar pg 421; DOI: 10.1039/P29940000421 |
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Kinetic studies of the reactions of some phenyl aryl sulfides with aliphatic amines in dimethyl sulfoxide; the mechanism of base catalysis Rachel A. Chamberlin and Michael R. Crampton pg 425; DOI: 10.1039/P29940000425 |
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An approach to functionalized cubanes. Regioselectivities and frontier molecular orbital analysis in the addition of dimethyl cyclobutadiene-1,2-dicarboxylate to quinones Goverdhan Mehta M. Balaji Viswanath Eluvathingal D. Jemmis and G. Narahari Sastry pg 433; DOI: 10.1039/P29940000433 |
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Synthetic strategies towards C70: molecular mechanics and MNDO calculations on pinakene, C28H14 and related molecules Eluvathingal D. Jemmis G. Narahari Sastry and Goverdhan Mehta pg 437; DOI: 10.1039/P29940000437 |
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The origins of the dichotomy of amine effects in aromatic nucleophilic substitution reactions Raymond E. Akpojivi Thomas A. Emokpae and Jack Hirst pg 443; DOI: 10.1039/P29940000443 |
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Dioxirane chemistry. Part 25. The effect of solvent on the dimethyldioxirane carbon–hydrogen bond insertion reaction Robert W. Murray and Daquan Gu pg 451; DOI: 10.1039/P29940000451 |
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Quantitative analysis of solvent effects on the keto–enol equilibrium of pentane-2,4-dione in aqueous solutions Wilfried Blokzijl Jan B. F. N. Engberts and Michael J. Blandamer pg 455; DOI: 10.1039/P29940000455 |
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Rotational isomerism of disubstituted benzenes in the alkylphenyldi(1-adamantyl)methanol series John S. Lomas and Veronique Bru-Capdeville pg 459; DOI: 10.1039/P29940000459 |
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Solvent effects on chemical processes. Part 7. Quantitative description of the composition dependence of the solvent polarity measure ET(30) in binary aqueous–organic solvent mixtures Raymond D. Skwierczynski and Kenneth A. Connors pg 467; DOI: 10.1039/P29940000467 |
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Characterization of solute–solvent interaction at the transition state by thermodynamic and quantum-mechanical approaches. Reactions of imidide ions with ethyl iodide in acetonitrile–methanol Yasuhiko Kondo Osamu Nonaka Kazuhiko Iwasaki Tomoyuki Kuwamoto and Tatsuya Takagi pg 473; DOI: 10.1039/P29940000473 |
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Ozone-mediated nitration of chloro- and bromo-benzenes and some methyl derivatives with nitrogen dioxide. High ortho-directing trends of the chlorine and bromine substituents Hitomi Suzuki and Tadashi Mori pg 479; DOI: 10.1039/P29940000479 |
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Hydrogen-bond basicity of esters, lactones and carbonates François Besseau Christian Laurence and Michel Berthelot pg 485; DOI: 10.1039/P29940000485 |
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Hydrogen-bond basicity of nitro-compounds Christian Laurence Michel Berthelot Maryvonne Lucon and David G. Morris pg 491; DOI: 10.1039/P29940000491 |
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Volumes of activation for catalysed Diels–Alder reactions Neil S. Isaacs Ljiliana Maksimovi and Abdulhameed Laila pg 495; DOI: 10.1039/P29940000495 |
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Laser-desorption mass spectrometry of standard polynuclear aromatic hydrocarbons and fullerenes Alan A. Herod Brian J. Stokes Paul Hancock Rafael Kandiyoti John E. Parker Chris A. F. Johnson Philip John and Gerry Smith pg 499; DOI: 10.1039/P29940000499 |
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Mono[6-(2-mercaptoethylamino)-6-deoxy]--cyclodextrin as an efficient glyoxalase mimic Seizo Tamagaki Atsushi Katayama Masahiko Maeda Noritaka Yamamoto and Waichiro Tagaki pg 507; DOI: 10.1039/P29940000507 |
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Synthesis and spectral properties of new fluorescent probes for potassium Roger Crossley Zia Goolamali Jeffrey J. Gosper and Peter G. Sammes pg 513; DOI: 10.1039/P29940000513 |
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Facile aerial oxidation of porphyrins. Part 16. Phenolic porphyrins without tert-butyl substituents Lionel R. Milgrom Jonathan P. Hill and William D. Flitter pg 521; DOI: 10.1039/P29940000521 |
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Position of side-chain branching and handedness of turns and helices of homopeptides from chiral C-methylated amino acids. Crystal-state structural analysis of (Me)Leu trimer and tetramer André Aubry Daniel Bayeul Gilles Précigoux Monica Pantano Fernando Formaggio Marco Crisma Claudio Toniolo Wilhelmus H. J. Boesten Hans E. Schoemaker and Johan Kamphuis pg 525; DOI: 10.1039/P29940000525 |
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Photochemical reactions of 1H-pyrazolo[1,5-b][1,2,4]triazole azomethine dyes Kazuhiko Furuya Nobuo Furutachi Shohei Oda and Kazuhiro Maruyama pg 531; DOI: 10.1039/P29940000531 |
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Conformational studies of substituted dibenzo-14-crown-4 ethers: a 1-D and 2-D 1H and 13C NMR investigation Zhihong Chen and Richard A. Sachleben pg 537; DOI: 10.1039/P29940000537 |
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Collision induced dissociations of carbanions in the gas phase: the formation of vinylidene carbene intermediates from deprotonated prop-2-ynyl ethers Suresh Dua John H. Bowie and John C. Sheldon pg 543; DOI: 10.1039/P29940000543 |
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Synthesis and EPR investigations of fluorocatecholamines Hartmut B. Stegmann Gabriele Deuschle and Paul Schuler pg 547; DOI: 10.1039/P29940000547 |
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Autoxidation of nonane and decane: a product study André Goosen and David H. Morgan pg 557; DOI: 10.1039/P29940000557 |
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Ab initio SCF and force-field calculations on low-energy conformers of 2-acetylamino-2,N-dimethylpropanamide Carlos Alemán and Jordi Casanovas pg 563; DOI: 10.1039/P29940000563 |
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Selective recognition of carboxylate anions by polyammonium receptors in aqueous solution. Criteria for selectivity in molecular recognition Andrea Bencini Antonio Bianchi M. Isabel Burguete Paolo Dapporto Antonio Doménech Enrique García-España Santiago V. Luis Paola Paoli and José A. Ramírez pg 569; DOI: 10.1039/P29940000569 |
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Optical resolution of trans-bicyclo[2.2.1]heptane-2,3-diamine: chiral recognition in the crystal of its complex with (2R,3R)-O,O-dibenzoyltartaric acid Keiichiro Hatano Tadahiro Takeda and Reiko Saito pg 579; DOI: 10.1039/P29940000579 |
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Electron transfer photoisomerization of norbornadiene to quadricyclane cosensitized by dibenzoylmethanatoboron difluoride and aromatic hydrocarbons Zhong-Li Liu Mao-Xi Zhang Li Yang You-Cheng Liu Yuan L. Chow and Carl I. Johansson pg 585; DOI: 10.1039/P29940000585 |
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On the mechanism of the alkylation of quinoline and naphthyridine derivatives Gergely Makara György M. Keser  and Attila Kovács pg 591; DOI: 10.1039/P29940000591 |
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Crystal structure and conformation of pakyonol, a macrocyclic bis(bibenzyl) constituent of Mannia fragrans Zsolt Böcskei and György M. Keser pg 595; DOI: 10.1039/P29940000595 |
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Three fundamental mechanisms of base-catalysed reactions of isocyanates with hydrogen-acidic compounds Klaus Schwetlick Rainer Noack and Fanziska Stebner pg 599; DOI: 10.1039/P29940000599 |
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ENDOR and EPR studies of highly isotopically 13C-enriched ubiquinone radicals Rimma I. Samoilova Willem van Liemt Winand F. Steggerda Johan Lugtenburg Arnold J. Hoff Andrei P. Spoyalov Alexei M. Tyryshkin Nina P. Gritzan and Yuri D. Tsvetkov pg 609; DOI: 10.1039/P29940000609 |
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Tautomerism in some acetamido derivatives of nitrogen-containing heterocycles: X-ray structural analysis of 2-amino and 2-imino forms of benzothiazole derivatives Marco Annese Anna Bonamartini Corradi Luciano Forlani Corrado Rizzoli and Paolo Sgarabotto pg 615; DOI: 10.1039/P29940000615 |
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Inclusion compounds of cholic acid with aliphatic esters Mino R. Caira Luigi R. Nassimbeni and Janet L. Scott pg 623; DOI: 10.1039/P29940000623 |
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Kinetics and mechanism of the oxidation of diols by ethyl N-chlorocarbamate Anjali Grover Seema Varshney and Kalyan K. Banerji pg 629; DOI: 10.1039/P29940000629 |
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Chemistry and kinetics of - and -naphthyl(phosphonyl)carbenes. Effects of positions on neighbouring phosphonate participation Hideo Tomioka Katsuyuki Hirai and Yoshifumi Tanimoto pg 633; DOI: 10.1039/P29940000633 |
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Conference diary pg xib; DOI: 10.1039/P29940000xib |
Issue 4
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Front cover pg X013; DOI: 10.1039/P299400FX013 |
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Back cover pg X015; DOI: 10.1039/P299400BX015 |
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Contents pages pg P035; DOI: 10.1039/P299400FP035 |
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Back matter pg P045; DOI: 10.1039/P299400BP045 |
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Efficient intramolecular general acid catalysis of enol ether hydrolysis. Hydrogen-bonding stabilisation of the transition state for proton transfer to carbon Anthony J. Kirby and Nicholas H. Williams pg 643; DOI: 10.1039/P29940000643 |
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Highly efficient intramolecular general acid catalysis of enol ether hydrolysis, with rapid proton transfer to carbon Anthony J. Kirby and Fiona O'Carroll pg 649; DOI: 10.1039/P29940000649 |
Synthesis and spectroscopic characterisation of lipophilic octylated -, - and  -cyclodextrin derivativesPaul S. Bates David Parker and Antonio F. Patti pg 657; DOI: 10.1039/P29940000657 |
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Chiral sensors based on lipophilic cyclodextrins: interrogation of enantioselectivity by combined NMR, structural correlation and electrode response studies Paul S. Bates Ritu Kataky and David Parker pg 669; DOI: 10.1039/P29940000669 |
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Improved guanidinium ion-selectivity by novel calix[4]arene and calix[6]arene receptor molecules on CHEMFETs Felix J. B. Kremer Gabriela Chiosis Johan F. J. Engbersen and David N. Reinhoudt pg 677; DOI: 10.1039/P29940000677 |
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Stereoelectronic effects in pentacoordinate intermediates and acceleration of nucleophilic substitution at phosphorus Gregory R. J. Thatcher E. S. Krol and Dale R. Cameron pg 683; DOI: 10.1039/P29940000683 |
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Sandmeyer reactions. Part 2. Estimation of absolute rate constants for some hydrogen-transfer reactions and for the transfer of water ligands on CuII to aryl radicals by use of a Pschorr radical clock Peter Hanson Roger C. Hammond Paul R. Goodacre Juliet Purcell and Allan W. Timms pg 691; DOI: 10.1039/P29940000691 |
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Chiral discrimination of monosaccharides by monolayers of a steroidal boronic acid Rainer Ludwig Takaaki Harada Keiko Ueda Tony D. James and Seiji Shinkai pg 697; DOI: 10.1039/P29940000697 |
A crystallographic AM1 and PM3 SCF-MO investigation of strong OH  -alkene and alkyne hydrogen bonding interactionsHenry S. Rzepa Mark H. Smith and Michael L. Webb pg 703; DOI: 10.1039/P29940000703 |
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Regioselective Rh2(OAc)4-promoted reactions of methyl diazoacetate with terminal triple bond enynes Evgeny A. Shapiro Alexey V. Kalinin Bogdan I. Ugrak and Oleg M. Nefedov pg 709; DOI: 10.1039/P29940000709 |
The kinetics of basic cleavage of nitrophenyl alkanoate esters by  hydroxypropyl--cyclodextrin in aqueous solutionTimothy A. Gadosy and Oswald S. Tee pg 715; DOI: 10.1039/P29940000715 |
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Hammett equation and micellar effects upon deacylation Antonella Bartoletti Simona Bartolini Raimondo Germani Gianfranco Savelli and Clifford A. Bunton pg 723; DOI: 10.1039/P29940000723 |
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Solvent effect on the decarbonylation of acyl radicals studied by laser flash photolysis Yuri P. Tsentalovich and Hanns Fischer pg 729; DOI: 10.1039/P29940000729 |
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The radical anion of tetraphenylene revisited Markus Scholz and Georg Gescheidt pg 735; DOI: 10.1039/P29940000735 |
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Kinetics for the acid-catalysed hydrolysis of O-, S- and N-bridged 5,8-cyclonucleosides related to adenosine Alexander Karpeisky Sergey Zavgorodny Matti Hotokka Mikko Oivanen and Harri Lönnberg pg 741; DOI: 10.1039/P29940000741 |
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Intramolecular homolytic displacements. Part 22. Polar effects in the homolytic induced decompositions of allyl peroxides Daniel Colombani and Bernard Maillard pg 745; DOI: 10.1039/P29940000745 |
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Stoichiometric solvation effects. Part 2. A new product–rate correlation for solvolyses of p-nitrobenzenesulfonyl chloride in alcohol–water mixtures T. William Bentley Robert O. Jones and In Sun Koo pg 753; DOI: 10.1039/P29940000753 |
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A relationship between selectivity and solvent composition for nucleophilic attack on carbocations in alcohol–water mixtures T. William Bentley and Zoon Ha Ryu pg 761; DOI: 10.1039/P29940000761 |
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Hydrogen chloride treatment of quinolinic aminoxyls. Part 2. Crystal structures of 6-chloro-1,2-dihydro-2,2-diphenyl- and 6,8-dichloro-1,2-dihydro-2,2-diphenylquinoline Liberato Cardellini Patricia Carloni Elisabetta Damiani Lucedio Greci Pierluigi Stipa Corrado Rizzoli and Paolo Sgarabotto pg 769; DOI: 10.1039/P29940000769 |
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Formation of anthocyanin ion-pairs. A co-pigmentation effect Paulo Figueiredo and Fernando Pina pg 775; DOI: 10.1039/P29940000775 |
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Intramolecular interactions between sulfur atoms in cyclotetrathioether radical cations Jacek Rogowski Jan Adamus Jerzy Gebicki and Stephen F. Nelsen pg 779; DOI: 10.1039/P29940000779 |
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Entropic and enthalpic effects of 4-methoxy substitution in phenoxyl radicals Marta E. J. Coronel and Agustin J. Colussi pg 785; DOI: 10.1039/P29940000785 |
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Ultraviolet photoelectron, electron transmission and ab initio study of the factors determining the stability of imines Maurizio Dal Colle Giuseppe Distefano Derek Jones Andrea Guerrino Giancarlo Seconi and Alberto Modelli pg 789; DOI: 10.1039/P29940000789 |
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Rate–pH profile for the formation of 1-hydroxy-8-acetylaminonaphthalene from 2-methylnaphth[1,8-de]-1,3-oxazine in aqueous solution; acid catalysis and inhibition and comparison with the reaction of 1-amino-8-trifluoroacetylaminonaphthalene Wendy J. Dixon and Frank Hibbert pg 795; DOI: 10.1039/P29940000795 |
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Theoretical studies of protonation and lithiation of first- and second-row aldehydes Peter Speers and Keith E. Laidig pg 799; DOI: 10.1039/P29940000799 |
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A theoretical comparison of phosphino and amino groups in the isocyanide–cyanide rearrangement Minh Tho Nguyen Peter J. Groarke Seamus Malone and Anthony F. Hegarty pg 807; DOI: 10.1039/P29940000807 |
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Synthesis, characterization and basicity properties of two new oxa-aza macrobicyclic receptors. Crystal structure of a water cryptate Carla Bazzicalupi Andrea Bencini Antonio Bianchi Vieri Fusi Piero Paoletti and Barbara Valtancoli pg 815; DOI: 10.1039/P29940000815 |
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NMR study on a SRYD-containing fibronectin-like sequence (250–257) of Leishmania gp63: contribution of residual water in the dimethyl sulfoxide solution structure Vassilias Tsikaris Mahn Thong Cung Constantinos Sakarellos Athina K. Tzinia Ketty P. Soterladou and Maria Sakarellos-Daitsiotis pg 821; DOI: 10.1039/P29940000821 |
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Novel generation of arylsulfenium ion intermediates and efficient aromatic arylthiolation by the intermediates Hiroshi Takeuchi Hiromo  ya Takehiro Yanase Katsutaka Itou Taki Adachi Hiroshi Sugiura and Noriyuki Hayashi pg 827; DOI: 10.1039/P29940000827 |
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Molecular recognition of alkylamines: conformational and binding properties of calix[6]arene-based ester ligands Sang-Yoon Han Myong-Hee Kang YeonEui Jung and Suk-Kyu Chang pg 835; DOI: 10.1039/P29940000835 |
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N-Aminoazoles. Part 3. Molecular structure and multinuclear NMR study of 1,3-diaminobenzimidazolium chloride hydrate and 1-amino-3-methylbenzimidazolium iodide Alexander F. Pozharskii Valery V. Kuz'menko Concepción Foces-Foces Antonio L. Llamas-Saiz Rosa M. Claramunt Dionisia Sanz and José Elguero pg 841; DOI: 10.1039/P29940000841 |
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Solvent effects on endo/exo- and regio-selectivities of Diels–Alder reactions of carbonyl-containing dienophiles Carlos Cativiela José I. García José A. Mayoral and Luis Salvatella pg 847; DOI: 10.1039/P29940000847 |
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Remarkable dynamic NMR spectra and properties of a sterically congested cis-1,2-diarylcyclobutane David A. Ben-Efraim and Rina Arad-Yellin pg 853; DOI: 10.1039/P29940000853 |
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Geometrical isomerization of carotenoids in dichloromethane Antony S. Jeevarajan Chih-Chang Wei and Lowell D. Kispert pg 861; DOI: 10.1039/P29940000861 |
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Ab initio study of the nucleophilic ring opening of ethylene oxide. Connection between secondary kinetic isotope effects and transition structures Sanne Schrøder Glad and Frank Jensen pg 871; DOI: 10.1039/P29940000871 |
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Cyclisation of alkoxy radicals. A semiempirical MNDO-PM3 study Ivan O. Jurani Mihailo Lj. Mihailovi and Milan M. Dabovi pg 877; DOI: 10.1039/P29940000877 |
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Thermal decomposition of thiirane and 2-methylthiirane: an experimental and theoretical study Wee Shong Chin Bee Wai Ek Chup Yew Mok and Hsing Hua Huang pg 883; DOI: 10.1039/P29940000883 |
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Metal-ion complexation by a new urea macrocyclophane Didier Cordier and Pierre R. Coulet pg 891; DOI: 10.1039/P29940000891 |
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Conformational studies of the N-(3-halobenzylidene)-3-haloaniline system. Part 2. Molecular energetics Sharona Zamir Joel Bernstein Alexander Ioffe Jon Brunvoll Mária Kolonits and Istvan Hargittai pg 895; DOI: 10.1039/P29940000895 |
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Reactions of -ketoamides. Part 1. Kinetics of enolisation of acetoacetamide in water and of acetoacetamide and acetoacetanilide in ethanol–water Michael J. Hynes and Eve M. Clarke pg 901; DOI: 10.1039/P29940000901 |
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Ion associates and hydrogen bonded complexes of bromocresol green and quinine in dichloromethane Alberto Hernandez Gainza and Maria Teresa Quintela Rivera pg 905; DOI: 10.1039/P29940000905 |
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Role of alkali halides in the synthesis of nitrogen containing heterocycles by reductive carbonylation of aromatic nitro-derivatives catalysed by Ru3(CO)12 Maddalena Pizzotti Sergio Cenini Silvio Quici and Stefano Tollari pg 913; DOI: 10.1039/P29940000913 |
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Redox reactions of dopamine transients in aqueous solution: a pulse radiolysis study Dilip K. Maity Hari Mohan and Jai P. Mittal pg 919; DOI: 10.1039/P29940000919 |
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Conference diary pg xic; DOI: 10.1039/P29940000xic |
Issue 5
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Front cover pg X017; DOI: 10.1039/P299400FX017 |
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Back cover pg X019; DOI: 10.1039/P299400BX019 |
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Contents pages pg P047; DOI: 10.1039/P299400FP047 |
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Back matter pg P057; DOI: 10.1039/P299400BP057 |
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Molecular recognition among alcohols and amines: super-tetrahedral crystal architectures of linear diphenol–diamine complexes and aminophenols Otto Ermer and Andreas Eling pg 925; DOI: 10.1039/P29940000925 |
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Improved procedures for determining second-derivative cross-interaction coefficients and for establishing a relationship between the value and reaction type Dennis N. Kevill and Malcolm J. D'Souza pg 945; DOI: 10.1039/P29940000945 |
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Conformational analysis. Part 22. An NMR and theoretical investigation of the gauche effect in fluoroethanols Raymond J. Abraham Eric J. Chambers and W. Anthony Thomas pg 949; DOI: 10.1039/P29940000949 |
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The kinetics and mechanism of oxidation of hydroquinone and chlorohydroquinone in the presence of nitrous acid in aqueous acid solution Ben D. Beake Roy B. Moodie and John P. B. Sandall pg 957; DOI: 10.1039/P29940000957 |
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Spectroscopic and molecular mechanics calculations of discrimination between enantiomers possessing an electron rich aromatic group directly attached to the chiral carbon atom with optically pure benzoyl derivatives Branko S. Jursic pg 961; DOI: 10.1039/P29940000961 |
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Aromaticity and superaromaticity in cyclopolyacenes Jun-ichi Aihara pg 971; DOI: 10.1039/P29940000971 |
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Sugar sensing utilizing aggregation properties of boronic-acid-appended porphyrins and metalloporphyrins Hiroto Murakami Takeshi Nagasaki Itaru Hamachi and Seiji Shinkai pg 975; DOI: 10.1039/P29940000975 |
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Conformational analysis of the cyclised pyridoxal Schiff base of L-tryptophan. X-Ray crystal structure, nuclear magnetic resonance and molecular orbital studies of 3-carboxy-1-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]-4-pyridyl}-1,2,3,4-tetrahydro--carboline Hiroomi Nagata Mitsunobu Doi Masatoshi Inoue Toshimasa Ishida Miyoko Kamigauchi Makiko Sugiura and Akio Wakahara pg 983; DOI: 10.1039/P29940000983 |
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Analysis of the conformational behaviour of perfunctionalized -cyclodextrins. Part 1. Evidence for insertion of one of the rim substituents into the cyclodextrin cavity in organic solvents Ludovic Jullien Josette Canceill Liliane Lacombe and Jean-Marie Lehn pg 989; DOI: 10.1039/P29940000989 |
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Organized photodimerization of unsaturated carboxylates. Selectivity control by normal and reversed micelles Katsuhiko Takagi Mariko Itoh Hisanao Usami Toyoko Imae and Yasuhiko Sawaki pg 1003; DOI: 10.1039/P29940001003 |
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On the mechanism of hydrolysis of sulfinate esters: oxygen isotope exchange and theoretical studies Tadashi Okuyama and Shigeru Nagase pg 1011; DOI: 10.1039/P29940001011 |
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Use of chemical probes for the characterization of solvent mixtures. Part 1. Completely non-aqueous mixtures Yizhak Marcus pg 1015; DOI: 10.1039/P29940001015 |
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Conformational effects of 1,3-syn-diaxial repulsion and 1,2-gauche attraction between hydroxy groups in monomolecular N-octyl-D-hexonamide solutions. A 13C and 1H NMR spectroscopic study Sönke Svenson Andreas Schäfer and Jürgen-Hinrich Fuhrhop pg 1023; DOI: 10.1039/P29940001023 |
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On the proton affinity of some -amino acids and the theory of the kinetic method Gustav Bojesen and Torben Breindahl pg 1029; DOI: 10.1039/P29940001029 |
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Homolytic reactions of ligated boranes. Part 19. Relationships between structure, reactivity and enantioselectivity for hydrogen-atom abstraction by chiral amine–boryl radicals Hai-Shan Dang Valérie Diart Brian P. Roberts and Derek A. Tocher pg 1039; DOI: 10.1039/P29940001039 |
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Conformational studies on peptides as enzyme inhibitors: chymotrypsin inhibitors using Bowman–Birk type as models Vincenzo Pavone Carla Isernia Michele Saviano Lucia Falcigno Angelina Lombardi Livio Paolillo Carlo Pedone Solfrid Buøen Hilde Merete Naess Hege Revheim and Jon Amund Eriksen pg 1047; DOI: 10.1039/P29940001047 |
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Ab initio studies on organophosphorus compounds. Part 2. Monoanionic methyl methylphosphonate and methyl methylphosphinate and their sulfur analogues Jari P. Räsänen Mikael Peräkylä Esko Pohjala and Tapani A. Pakkanen pg 1055; DOI: 10.1039/P29940001055 |
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Structure and dynamics of theophylline derivatives by X-ray, NMR and molecular mechanics studies Orenzo Agostini Graziano Bonacchi Paolo Dapporto Paola Paoli Lionello Pogliani and Emilio Toja pg 1061; DOI: 10.1039/P29940001061 |
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13C NMR spectroscopic and AM1 study of the intramolecular proton transfer in anils of salicylaldehyde and 2-hydroxynaphthalene-1-carbaldehyde Sergio H. Alarcón Alejandro C. Olivieri and Manuel González-Sierra pg 1067; DOI: 10.1039/P29940001067 |
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Reactions of tert-butoxyl radicals with acyclic ethers studied by the radical trapping technique W. Ken Busfield I. Darren Grice Ian D. Jenkins and Michael J. Monteiro pg 1071; DOI: 10.1039/P29940001071 |
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Reactions of tert-butoxyl radicals with cyclic ethers studied by the radical trapping technique W. Ken Busfield I. Darren Grice and Ian D. Jenkins pg 1079; DOI: 10.1039/P29940001079 |
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X-Ray and Fourier-transform infrared studies of 1,8-bis(dimethylaminomethyl)naphthalene. Comparison with 1,8-bis(dimethylamino)naphthalene L. van Meervelt K. Platteborze and Th. Zeegers-Huyskens pg 1087; DOI: 10.1039/P29940001087 |
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The role of solvates in optical resolution. A study of the diastereoisomeric salts formed from enantiomeric 2-amino-2-phenylethanol and (R)-mandelic acid, their crystal structures and physico-chemical properties Sine Larsen Dávid Kozma and Maria Ács pg 1091; DOI: 10.1039/P29940001091 |
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NMR and UV–VIS Investigation of water-soluble fullerene-60–-cyclodextrin complex Thomas Andersson Gunnar Westman Olof Wennerström and Mikael Sundahl pg 1097; DOI: 10.1039/P29940001097 |
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Kinetic study on the alkaline hydrolysis of some tetracoordinate Pv esters of 2,4-dinitrophenol Giorgio Cevasco and Sergio Thea pg 1103; DOI: 10.1039/P29940001103 |
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Internal rotation and conformational preferences in 1,2-diaryl derivatives of 1,1,2,2-tetrachloroethane: a 1H DNMR and X-ray structural study Luciano Antolini Ugo Folli Adele Mucci Silvia Sbardellati and Ferdinando Taddei pg 1107; DOI: 10.1039/P29940001107 |
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Conference diary pg xid; DOI: 10.1039/P29940000xid |
Issue 6
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Front cover pg X021; DOI: 10.1039/P299400FX021 |
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Back cover pg X023; DOI: 10.1039/P299400BX023 |
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Contents pages pg P059; DOI: 10.1039/P299400FP059 |
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Phenanthrene dianion is not planar Aleksander Ioffe Ari Ayalon and Mordecai Rabinovitz pg 1115; DOI: 10.1039/P29940001115 |
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Keynote article. Environmentally friendly chemistry using supported reagent catalysts: structure–property relationships for clayzic James H. Clark Stephen R. Cullen Simon J. Barlow and Tony W. Bastock pg 1117; DOI: 10.1039/P29940001117 |
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Transnitrosation between nitrosothiols and thiols D. Jonathan Barnett John McAninly and D. Lyn H. Williams pg 1131; DOI: 10.1039/P29940001131 |
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Rearrangement of bicyclo[3.2.0]heptyl precursors to the 7-norbornyl cation in the cryogenic SbF5 matrix Milan Mesi Dionis E. Sunko and Hrvoj Vanik pg 1135; DOI: 10.1039/P29940001135 |
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A mechanistic study of the oxidation of phenols in aqueous solution by oxoiron(IV) tetra(N-methylpyridyl)porphyrins. A model for horseradish peroxidase compound II? Nicola Colclough and John R. Lindsay Smith pg 1139; DOI: 10.1039/P29940001139 |
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NMR parameters for 1,3-dioxanes: evidence for a homoanomeric interaction Jiaqiang Cai Alwyn G. Davies and Carl H. Schiesser pg 1151; DOI: 10.1039/P29940001151 |
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Oxidative dealkylation of hydroquinone ethers with nitrogen dioxide in the convenient preparation of quinones Rajendra Rathore Eric Bosch and Jay K. Kochi pg 1157; DOI: 10.1039/P29940001157 |
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Calix salophen crown ethers as receptors for neutral molecules Arjen M. Reichwein Willem Verboom Sybolt Harkema Anthony L. Spek and David N. Reinhoudt pg 1167; DOI: 10.1039/P29940001167 |
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Reactive intermediates from the solvolysis of mutagenic O-Alkyl N-acetoxybenzohydroxamates Antonio M. Bonin Stephen A. Glover and Gerard P. Hammond pg 1173; DOI: 10.1039/P29940001173 |
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Inverted spin trapping. Part IV. Application to the formation of imidyl spin adducts from N-haloimides Lennart Eberson Johan Lind and Gabor Merenyi pg 1181; DOI: 10.1039/P29940001181 |
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Pentamethylcyclopentadiene adducts of [60]- and [70]- fullerene Mohamed F. Meidine Anthony G. Avent Adam D. Darwish Harold W. Kroto Osamu Ohashi Roger Taylor and David R. M. Walton pg 1189; DOI: 10.1039/P29940001189 |
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Kinetics and mechanism of reaction of aryl oxiranes with dinitrogen pentoxide in dichloromethane Jonathan Dormer and Roy B. Moodie pg 1195; DOI: 10.1039/P29940001195 |
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The rle of powder diffraction in establishing structure–property relationships for crystalline solids: a new structural assignment of the photoreactive and photostable phases of p-formyl-trans-cinnamic acid Kenneth D. M. Harris and Iain L. J. Patterson pg 1201; DOI: 10.1039/P29940001201 |
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Oxidation reduction reactions involving nitro groups in trifluoromethanesulfonic acid. Part 2. The reactions of chloromethylbenzenes with aromatic nitro Compounds Rupert P. Austin and John H. Ridd pg 1205; DOI: 10.1039/P29940001205 |
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Nonlinear optical properties of organic molecules. Part 15. Calculation of the structure and hyperpolarisabilities of arylalkenes containing weak donors and acceptors John O. Morley pg 1211; DOI: 10.1039/P29940001211 |
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Crystalline inclusion compounds of substituted 2,2-bis(9-hydroxy-fluoren-9-yl)biphenyls: synthesis, X-ray crystal structures and thermal analysis study of inclusion compounds with butyronitrile, cyclohexanone, cyclopentanol and dimethylformamide Susan A. Bourne Luigi R. Nassimbeni Margaret L. Niven Edwin Weber and Andreas Wierig pg 1215; DOI: 10.1039/P29940001215 |
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Studies in crystal engineering: structure–reactivity correlations of substituted styrylcoumarins and related systems J. Narasimha Moorthy S. D. Samant and K. Venkatesan pg 1223; DOI: 10.1039/P29940001223 |
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Determining the location of hydrophobic spin traps within liposomes Gila Strul Hugo E. Gottlieb Aryeh A. Frimer and Lev Weiner pg 1229; DOI: 10.1039/P29940001229 |
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Kinetic study of the reaction of naphthyllithium with carbon monoxide in hexane–tetrahydrofuran solution N. Sbarbati Nudelman and Fabio Doctorovich pg 1233; DOI: 10.1039/P29940001233 |
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Conformational studies on analogues of the invertebrate peptide pyroGlu-Asp-Pro-Phe-Leu-Arg-Phe-NH2 using 1H NMR David J. S. Guthrie Robert F. Geraghty G. Brent Irvine and Carvell H. Williams pg 1239; DOI: 10.1039/P29940001239 |
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Sterically hindered free radicals. Part 22. Dimerization and EPR spectroscopy of indanedionyl and 9-acylfluorenyl radicals Christian Harnack Wolfgang Krull Manfred Lehnig Wilhelm P. Neumann and Antonios K. Zarkadis pg 1247; DOI: 10.1039/P29940001247 |
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Protonation tendencies of azaparacyclophanes. A thermodynamic and NMR study Antonio Bianchi Beatriz Escuder Enrique García-España Santiago V. Luis Victor Marcelino Juan F. Miravet and José A. Ramírez pg 1253; DOI: 10.1039/P29940001253 |
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Studies of substrate selectivity in aromatic iodination and other substitution reactions reinforce previous conclusions about the nature of the mechanism of electrophilic aromatic substitutions Carlo Galli and Silvia Di Giammarino pg 1261; DOI: 10.1039/P29940001261 |
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Synthesis, NMR spectroscopic and X-ray crystallographic studies of N-acetyl-3-butanoyltetramic acid James V. Berkley John Markopoulos and Olga Markopoulou pg 1271; DOI: 10.1039/P29940001271 |
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Estimation of bond dissociation Gibbs energies for carbon–halogen bonds in anion radicals of some aryl halides and substituted benzyl halides Kim Daasbjerg pg 1275; DOI: 10.1039/P29940001275 |
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Observation of an unusually large rate acceleration caused by a homoallylic double bond in the solvolyses of an unstrained secondary adamantyl tosylate Xicai Huang and Andrew J. Bennet pg 1279; DOI: 10.1039/P29940001279 |
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Dynamic aspects in host–guest interactions. Part 2. Directional inclusion reactions of some azo guest molecules with -cyclodextrin Noboru Yoshida and Katura Hayashi pg 1285; DOI: 10.1039/P29940001285 |
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Self-condensation of 1-bromo-2-naphthol: mechanism of formation of a 1,4-dinaphthodioxin Luciano Forlani Andrea Lugli Daniele Nanni and Paolo E. Todesco pg 1291; DOI: 10.1039/P29940001291 |
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NMR study of the configuration and protonation equilibria of a pyrazolotriazole azomethine dye Peter Douglas Christophe Couture David Clarke David Reed Ian H. Sadler and Trevor Wear pg 1295; DOI: 10.1039/P29940001295 |
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2- and 8-Functionalized 1,4,7,10-tetraoxaspiro [5.5] undecanes. Part 4. Conformational study by 1H and 13C NMR spectroscopy Marielle Lemaire Georges Jeminet Annie Cuer Jean-Gabriel Gourcy and Gérard Dauphin pg 1299; DOI: 10.1039/P29940001299 |
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Electrophilic and oxidative chemistry of 4-methyl[6]helicene, [6]helicene and coronene; persistent ion generation in superacid media, gas phase mass spectrometric studies and AM1 calculations Kenneth K. Laali and John J. Houser pg 1303; DOI: 10.1039/P29940001303 |
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New trithia- and dithioxa-macrocycles with biphenyl fused into the backbone: structures, and molecular modelling studies Joyce C. Lockhart David P. Mousley George A. Forsyth Francesc Teixidor Maria P. Almajano Luis Escriche Jaume Casabo Reijo Sillanpää and Raikko Kivekäs pg 1309; DOI: 10.1039/P29940001309 |
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Tertiary structure of endothelin-1 in water by 1H NMR and molecular dynamics studies Enzio Ragg Rosanna Mondelli Sergio Penco Giorgio Bolis Luca Baumer and Alberto Guaragna pg 1317; DOI: 10.1039/P29940001317 |
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A multinuclear NMR study of some mesoionic 1,3-dimethyltetrazoles, 1- and 2-methyltetrazoles and related compounds Wojciech Bocian Jaros  aw Ja wiski Wiktor Komiski Lech Stefaniak and Graham A. Webb pg 1327; DOI: 10.1039/P29940001327 |
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Stereoselectivity of chemically modified -chymotrypsin and immobilized lipases José Vicente Sinisterra Emilio Fidel Llama Carmen del Campo María José Cabezas José María Moreno and Miguel Arroyo pg 1333; DOI: 10.1039/P29940001333 |
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Cycloaddition behaviour of pyrazol-4-one N,N-dioxides toward unsaturated compounds. Stereochemical and mechanistic aspect Masashi Eto Yasuyuki Yoshitake Kazunobu Harano and Takuzo Hisano pg 1337; DOI: 10.1039/P29940001337 |
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Peroxidatic activity of haem octapeptide complexes with anilines, naphthols and phenols Ian D. Cunningham John L. Bachelor and John M. Pratt pg 1347; DOI: 10.1039/P29940001347 |
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Sigma–pi interactions in non-conjugated polyalkynes: a photoelectron spectroscopic study Dennis L. Lichtenberger Lalitha Subramanian Uwe Bunz and K. Peter C. Vollhardt pg 1351; DOI: 10.1039/P29940001351 |
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Binding forces contributing to the complexation of organic molecules with -cyclodextrin in aqueous solution Jung Hag Park and Tae Hwa Nah pg 1359; DOI: 10.1039/P29940001359 |
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X-Ray structures and physical properties of tropone-annelated p-benzoquinones substituted with X-Ar groups to tropone carbonyls and first examples of the trione substituted with an electron-withdrawing group Kimiaki Furuichi Hitoshi Tada Akira Itoh Yasuyo Takeuchi Masashi Mitoori Masahiko Kato Shuji Matsumoto and Masao Hashimoto pg 1363; DOI: 10.1039/P29940001363 |
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Photochemistry of (ferrocenylmethyl)triphenylphosphonium salts Christopher Imrie Tomasz A. Modro and Carl C. P. Wagener pg 1379; DOI: 10.1039/P29940001379 |
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Cyclization and molecular rearrangement under micellar and microemulsion conditions Brajesh K. Jha Ajay S. Chhatre and Bhaskar D. Kulkarni pg 1383; DOI: 10.1039/P29940001383 |
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Studies of relations between molecular structure and photochemical properties of spiro[indoline-2,3-[1,4]oxazines] Meigong Fan Yangfu Ming Yongchao Liang Xinyu Zhang Sheng Jin Side Yao and Nianyun Lin pg 1387; DOI: 10.1039/P29940001387 |
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Cyclization of N-acetyl-N-(ortho-chlorophenyl)-4-aminobut-2-enenitrile with zerovalent nickel complexes: conformational analysis of the N-3-cyano-prop-2-enyl chain J. Gonzalo Rodriguez and Laureano Canoira pg 1393; DOI: 10.1039/P29940001393 |
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Conference diary pg xie; DOI: 10.1039/P29940000xie |
Issue 7
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Front cover pg X025; DOI: 10.1039/P299400FX025 |
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Back cover pg X027; DOI: 10.1039/P299400BX027 |
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Contents pages pg P069; DOI: 10.1039/P299400FP069 |
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Back matter pg P081; DOI: 10.1039/P299400BP081 |
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Theoretical study of the solvatochromic properties of rhodamines using the AM1 and PM3/COSMO solvation model Henry S. Rzepa and Guillermo A. Suñer pg 1397; DOI: 10.1039/P29940001397 |
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Aromatic Claisen rearrangements in carbohydrates: stereocontrol of rearrangement rates in unsaturated sugar substrates K. K. Balasubramanian N. G. Ramesh Animesh Pramanik and Jayaraman Chandrasekhar pg 1399; DOI: 10.1039/P29940001399 |
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Crystal structure and multiphase decomposition of a novel cholic acid inclusion compound with mixed guests Mino R. Caira Luigi R. Nassimbeni and Janet L. Scott pg 1403; DOI: 10.1039/P29940001403 |
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Characterization of a hypersensitive probe for single electron transfer to carbonyl compounds James M. Tanko Larry E. Brammer Jr. Manuel Hervas and Kevin Campos pg 1407; DOI: 10.1039/P29940001407 |
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Oxidation–reduction reactions involving nitro groups in trifluoromethanesulfonic acid. Part 3. The reactions of 2-nitrobenzyl alcohol and related compounds Rupert P. Austin and John H. Ridd pg 1411; DOI: 10.1039/P29940001411 |
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Claisen rearrangement of chorismic acid and related analogues: an ab initio molecular orbital study Mark M. Davidson and Ian H. Hillier pg 1415; DOI: 10.1039/P29940001415 |
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Ring opening of -pinene epoxide Graham Carr Gurinder Dosanjh Andrea P. Millar and David Whittaker pg 1419; DOI: 10.1039/P29940001419 |
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Mechanisms of competing solvolytic elimination and substitution reactions. The role of ion-pair intermediates in aqueous solvents Alf Thibblin and Harvinder Sidhu pg 1423; DOI: 10.1039/P29940001423 |
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The structure of phenylsulfanylacetylene, PhSCCH, as determined in the gas phase by electron diffraction, in the crystalline phase at 150 K by X-ray diffraction and by ab initio computations Alexander J. Blake Paul T. Brain Robert O. Gould Hamish McNab David W. H. Rankin Heather E. Robertson Pedro Amaro Isabella Landelle and Michael Bühl pg 1429; DOI: 10.1039/P29940001429 |
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Kinetic solvent isotope effects and activation parameters for the intramolecular addition–elimination between amino and amide groups in 1-amino-8-trifluoroacetylnaphthalene under acidic conditions Andrew S. Baynham and Frank Hibbert pg 1435; DOI: 10.1039/P29940001435 |
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Conformational preferences of sulfimides William Errington Tim J. Sparey and Paul C. Taylor pg 1439; DOI: 10.1039/P29940001439 |
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Synthesis of crown ether polymers incorporating 12- and 13-membered tetraoxa rings linked to poly(propylene oxide) and poly(phosphazene) backbones and behaviour of the lithium-doped materials James E. Denness David Parker and Hugh St. V. A. Hubbard pg 1445; DOI: 10.1039/P29940001445 |
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Alanine-derived hosts comprising a roof-shaped carbonimide framework. Synthesis, inclusion formation and X-ray crystal structures of racemic and optically resolved free hosts, and their crystalline complexes with 3-methylcyclohexanone Edwin Weber Christiane Reutel Concepción Foces-Foces and Antonio L. Llamas-Saiz pg 1455; DOI: 10.1039/P29940001455 |
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Molar absorptivity and pKR+ of the 4,4-dimethoxytrityl carbenium ion in methanolic water, and its equilibrium with chloride ion Won Heui Lee and H. Maskill pg 1463; DOI: 10.1039/P29940001463 |
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Multinuclear NMR study of some mesoionic 3-phenyl-1-thia-2,3,4-triazol-3-ium-5-ylmethanides with various exocyclic groups Wojciech Bocian Jaros aw Jawiski Lech Stefaniak and Graham A. Webb pg 1467; DOI: 10.1039/P29940001467 |
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Kinetics of aminolysis of some benzoyl fluorides and benzoic anhydrides in non-hydroxylic solvents Maria Jedrzejczak Richard E. Motie Derek P. N. Satchell Rosemary S. Satchell and Wasfy N. Wassef pg 1471; DOI: 10.1039/P29940001471 |
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Thermal and photochemical behaviour, structure and bonding of the stereoisomers of 6,7,8,9,14a,14b-hexahydrodipyrido[1,2-a:2,1-c][1,4]diazocine Takashi Muramatsu Azumao Toyota and Yusaku Ikegamic pg 1481; DOI: 10.1039/P29940001481 |
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Photochemical nitration by tetranitromethane. Part XVIII. The regiochemistry of nitrito/trinitromethyl and nitro/trinitromethyl addition to 2,3-dimethylnaphthalene: thermal 1,3-dipolar additions of nitro groups to alkenes Craig P. Butts Jane L. Calvert Lennart Eberson Michael P. Hartshorn Finn Radner and Ward T. Robinson pg 1485; DOI: 10.1039/P29940001485 |
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Solvent effects on chemical processes. Part 6. The phenomenological model applied to the solubility of naphthalene and 4-nitroaniline in binary aqueous–organic solvent mixtures Jason M. LePree Michael J. Mulski and Kenneth A. Connors pg 1491; DOI: 10.1039/P29940001491 |
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Phenyl migration in the molecular pyrolytic elimination of 1-chloro-2-methyl-2-phenylpropane in the gas phase Gabriel Chuchani and Rosa M. Domínguez pg 1499; DOI: 10.1039/P29940001499 |
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Indole dioxetanes and epoxides by oxidation of N-acylated indoles with singlet oxygen and dimethyldioxirane: kinetics and chemiluminescence yields of the thermal dioxetane decomposition and fluoride ion-induced CIEEL emission Waldemar Adam and Dirk Reinhardt pg 1503; DOI: 10.1039/P29940001503 |
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Kinetics of intramolecular alkyl radical attack on sulfur in disulfides and thioesters Athelstan L. J. Beckwith and Sandhya A. M. Duggan pg 1509; DOI: 10.1039/P29940001509 |
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Acidity of dibasic acids I: the second acidity constant of 9,10-dihydroanthracene and its 9,10-substituted derivatives: effect of substituent and counter ion Israel O. Shapiro Malka Nir Roy E. Hoffman and Mordecai Rabinovitz pg 1519; DOI: 10.1039/P29940001519 |
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Cyclodextrin complexes of substituted perbenzoic and benzoic acids and their conjugate bases: free energy relationships show the interaction of polar and steric factors D. Martin Davies and James R. Savage pg 1525; DOI: 10.1039/P29940001525 |
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Multiple pathways in the -cyclodextrin catalysed reaction of iodide and substituted perbenzoic acids D. Martin Davies G. Alun Garner and James R. Savage pg 1531; DOI: 10.1039/P29940001531 |
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Formation and X-ray analysis of the supramolecular system obtained by the complexation of (E)-9,10-diphenyl-2,5,8,11,14,17-hexaoxaoctadec-9-ene with sodium thiocyanate. A new coordination type for SCN– Bernard Tinant Jean-Paul Declercq and Josy Weiler pg 1539; DOI: 10.1039/P29940001539 |
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Photochemistry of triethylamine–acid chloride charge-transfer complexes Suresh Das C. S. Rajesh T. L. Thanulingam D. Ramaiah and M. V. George pg 1545; DOI: 10.1039/P29940001545 |
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1,8-Dimethyl-1,8-dihalo-1,8-digermacyclotetradecanes. The first germamacrocycles with anion transport capability Shigenobu Aoyagi Katsumi Tanaka and Yoshito Takeuchi pg 1549; DOI: 10.1039/P29940001549 |
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Pulse radiolysis of aromatic carboxylates in aqueous solution and effect of cyclodextrin complexation on the one-electron reduction by the hydrated electron Yukio Yamamoto pg 1555; DOI: 10.1039/P29940001555 |
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Tautomerism of benzo- and cyclopenta-[1,2,6]thiadiazine S,S-dioxides Ana Castro and Ana Martínez pg 1561; DOI: 10.1039/P29940001561 |
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Conformation of N-cyclopropylcarbonylureas. Solvent polarity dependent chemical shifts Shigeo Kohmoto Hideaki Kasimura Takehiko Nishio Ikuo Iida Keiki Kishikawa Makoto Yamamoto and Kazutoshi Yamada pg 1565; DOI: 10.1039/P29940001565 |
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Twist angles and bond lengths in three twisted push–pull ethylenes. Interplay between steric and electronic effects Agha Zul-Qarnain Khan Fen-Ling Liao Jan Sandström and Sue-Lein Wang pg 1569; DOI: 10.1039/P29940001569 |
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Enantiomer and diastereoisomer resolution, rotational barriers, and CD and UV spectra of some twisted push–pull ethylenes Agha Zul-Qarnain Khan and Jan Sandström pg 1575; DOI: 10.1039/P29940001575 |
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Photoelectrochemical reduction of p-halonitrobenzenes Richard G. Compton Robert A. W. Dryfe and Adrian C. Fisher pg 1581; DOI: 10.1039/P29940001581 |
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Nitrenium ions. Part 1. Acid-catalysed reactions of 2-methylindole with nitrosobenzenes. Crystal structures of 2-phenylamino-3-phenylimino-3H-indole, 2-(o-tolylamino)-3-(o-tolylimino)-3H-indole, N-phenyl-N-(2-phenylamino-3H-indol-3-ylidene)amine N-oxide and bis(2-methyl-1H-indol-3-yl)methane Liberato Cardellini Patricia Carloni Elisabetta Damiani Lucedio Greci Pierluigi Stipa Corrado Rizzoli and Paolo Sgarabotto pg 1589; DOI: 10.1039/P29940001589 |
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Regioselective addition of 2-nitropropane anion to NAD+ analogues Shunichi Fukuzumi Morifumi Fujita Junichi Maruta and Michel Chanon pg 1597; DOI: 10.1039/P29940001597 |
Structure and photophysics of deazabipyridyls. Excited internally hydrogen-bonded systems with one proton transfer reaction site ukasz Kaczmarek Roman Balicki Janusz Lipkowski Pawe Borowicz and Anna Grabowska pg 1603; DOI: 10.1039/P29940001603 |
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Complexes of ketones with SbF5 in the condensed phase. Structural effects on the carbonyl stretching frequencies Hrvoj Van ik Vesna Gabelica Zlatko Mihali and Dionis E. Sunko pg 1611; DOI: 10.1039/P29940001611 |
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Synthesis and properties of a potential extracellular fluorescent probe for potassium Roger Crossley Zia Goolamali and Peter G. Sammes pg 1615; DOI: 10.1039/P29940001615 |
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Nature of the transient species formed in the pulse radiolysis of some thiourea derivatives Ghasi Ram Dey Devidas B. Naik Kamal Kishore and Pervaje N. Moorthy pg 1625; DOI: 10.1039/P29940001625 |
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Insertion of the methylene-oxy surrogate of the amide bond into Boc-Val-Leu-OH: X-ray crystal structure, solution conformation and molecular modelling study Gérald Villeneuve John DiMaio Marc Drouin and André G. Michel pg 1631; DOI: 10.1039/P29940001631 |
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Using theoretical descriptors in quantitative structure–property relationships: 3-carboxybenzisoxazole decarboxylation kinetics George R. Famini and Leland Y. Wilson pg 1641; DOI: 10.1039/P29940001641 |
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Ab initio and electron spectroscopy study of carbonyl derivatives Derek Jones Alberto Modelli Paulo R. Olivato Maurizio Dal Colle Marcello de Palo and Giuseppe Distefano pg 1651; DOI: 10.1039/P29940001651 |
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Chemistry of substituted pyrazolo[1,5-a]pyrimidines. Part 4. A structural correction of a series of pyrazolo[5,1 : 2,3]pyrimido[5,4-d][1,2]diazepines on the basis of NMR spectroscopy and X-ray diffraction analysis Stefano Chimichi Barbara Cosimelli Fabrizio Bruni Silvia Selleri Annarella Costanzo Gabriella Guerrini and Giovanni Valle pg 1657; DOI: 10.1039/P29940001657 |
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Allylic mono- and di-hydroxylation of isolated double bonds with selenium dioxide–tert-butyl hydroperoxide. NMR characterization of long-chain enols, allylic and saturated 1,4-diols, and enones Gerhard Knothe Marvin O. Bagby David Weisleder and Robert E. Peterson pg 1661; DOI: 10.1039/P29940001661 |
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Formation of specific hydrophobic sites for incorporation of methylene blue by laterally arranged L-glutamate residues in anionic, crystalline bilayer aggregates Hiroshi Hachisako Tetsuya Yamazaki Hirotaka Ihara Chuichi Hirayama and Kimiho Yamada pg 1671; DOI: 10.1039/P29940001671 |
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Recognition of molecular planarity of cationic dyes by anionic, crystalline bilayer aggregates. Evidence using metachromatic and solvatochromic properties Hiroshi Hachisako Tetsuya Yamazaki Hirotaka Ihara Chuichi Hirayama and Kimiho Yamada pg 1681; DOI: 10.1039/P29940001681 |
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Electronic structure and bonding in polycoordinated iodine compounds Vassilios E. Mylonas Michael P. Sigalas George A. Katsoulos Constantinos A. Tsipis and Anastasios G. Varvoglis pg 1691; DOI: 10.1039/P29940001691 |
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Kinetics and mechanism of the aminolysis of cycloalkyl arenesulfonates Hyuck Keun Oh Young Bong Kwon In Ho Cho and Ikchoon Lee pg 1697; DOI: 10.1039/P29940001697 |
Formation of  -anionic complexes in reactions between 5-nitrothiazole, 6-nitrobenzothiazole and tetrabutylammonium borohydrideLuciano Forlani Antonio Ferrara Andrea Lugli and Paolo E. Todesco pg 1703; DOI: 10.1039/P29940001703 |
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Oxidation of 3,9-dimethylxanthine at stationary pyrolytic graphite electrode Rajendra N. Goyal Amit K. Srivastava and Vandana Bansal pg 1709; DOI: 10.1039/P29940001709 |
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Conference diary pg xiii; DOI: 10.1039/P2994000xiii |
Issue 8
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Front cover pg X029; DOI: 10.1039/P299400FX029 |
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Back cover pg X031; DOI: 10.1039/P299400BX031 |
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Contents pages pg P083; DOI: 10.1039/P299400FP083 |
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Back matter pg P091; DOI: 10.1039/P299400BP091 |
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Accurate prediction of the solvation of nucleotide base pairs using an ab initio continuum model Phillip E. Young Ian H. Hillier and Ian R. Gould pg 1717; DOI: 10.1039/P29940001717 |
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Keynote article. Photochemical nitration by tetranitromethane. Part XIX. The competitive reactions of trinitromethanide and nitrogen dioxide with radical cations and their use for selective nitrations Lennart Eberson Michael P. Hartshorn Finn Radner and Jan O. Svensson pg 1719; DOI: 10.1039/P29940001719 |
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Kinetic resolution of 7-chloro-4-{4-[ethyl(2-hydroxyethyl)amino]-1-methylbutylamino}quinoline (hydroxychloroquine) by an atropisomeric resolving agent Aslam M. Ansari and J. Cymerman Craig pg 1731; DOI: 10.1039/P29940001731 |
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Linear oligopeptides. Part 316. Conformational characterization of syndiotactic homo-peptides from C,-disubstituted glycines Marco Crisma Fernando Formaggio Monica Pantano Giovanni Valle Gian Maria Bonora Claudio Toniolo Hans E. Schoemaker and Johan Kamphuis pg 1735; DOI: 10.1039/P29940001735 |
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Stereochemical differentiation of isomeric trinorbornane-2,3- and trinorbornane-2,5-diols by chemical ionization mass spectrometry Tuula Partanen Mika Pykäläinen Hannele Hulkkonen Olli Savolainen and Pirjo Vainiotalo pg 1743; DOI: 10.1039/P29940001743 |
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The use of chemical probes for the characterization of solvent mixtures. Part 2. Aqueous mixtures Yizhak Marcus pg 1751; DOI: 10.1039/P29940001751 |
Kinetic and structural EPR studies of radical polymerization. Monomer, dimer, trimer and mid-chain radicals formed via the initiation of polymerization of acrylic acid and related compounds with electrophilic radicals ( OH, SO4– and Cl2–)Bruce C. Gilbert John R. Lindsay Smith Elizabeth C. Milne Adrian C. Whitwood and Philip Taylor pg 1759; DOI: 10.1039/P29940001759 |
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New organic polymer precursors: synthesis and electronic structure of thienylpyridines and thienylethynylpyridines Igor Novak Siu-Choon Ng Chup-Yew Mok Hsing-Hua Huang Jiye Fang and Kevin Kek-Tsong Wang pg 1771; DOI: 10.1039/P29940001771 |
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Hydrogen bonding. Part 34. The factors that influence the solubility of gases and vapours in water at 298 K, and a new method for its determination Michael H. Abraham Jenik Andonian-Haftvan Gary S. Whiting Albert Leo and Robert S. Taft pg 1777; DOI: 10.1039/P29940001777 |
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Effects of organization of zinc porphyrin hosts on binding enhancements and recognition of axial ligands Hiroyasu Imai and Yoshio Uemori pg 1793; DOI: 10.1039/P29940001793 |
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Reactivity of 2-substituted cyclohex-1-enylacetic acids with diazodiphenylmethane in various alcohols Gordana S. U umli and Milan D. Mukatirovi pg 1799; DOI: 10.1039/P29940001799 |
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Chiral recognition by cyclodextrins: the interaction of naringin with -cyclodextrin Ian J. Colquhoun and Brian J. Goodfellow pg 1803; DOI: 10.1039/P29940001803 |
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Anchimeric assistance by the acetoxy group in the solvolysis of (Me3Si)2C(SiMe2-OCOMe)(SiMe2X), X = Cl, NCS or N3 Colin Eaborn Paul D. Lickiss and Alan D. Taylor pg 1809; DOI: 10.1039/P29940001809 |
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Preparation, reactivity, NMR properties and semiempirical MNDO/PM3 structural calculations of 2-azido- and 3-azido-selenophene Salo Gronowitz and Paolo Zanirato pg 1815; DOI: 10.1039/P29940001815 |
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Direct detection of the cation radical of the spin trap -phenyl-N-tert-butylnitrone Valentin Zubarev and Ortwin Brede pg 1821; DOI: 10.1039/P29940001821 |
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Photoelectrochemistry with quinone radical anions—photoassisted reduction of halobenzenes and carbonyl compounds Peter K. J. Robertson and Brian R. Eggins pg 1829; DOI: 10.1039/P29940001829 |
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Deacylation of 2-N-isobutyryl- and 2-N-isobutyryl-6-O-methyl-2-deoxyguanosine in the condensed and gas phase. A kinetic investigation Angelo Liguori Anna Napoli Carlo Siciliano and Giovanni Sindona pg 1833; DOI: 10.1039/P29940001833 |
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Fine structure of 5,10,15,20-tetrakis(m-hydroxyphenyl)chlorin (m-THPC): a 1H, 13C and 15N NMR study Raymond Bonnett Birgul D. Djelal Geoffrey E. Hawkes Peter Haycock and Francesc Pont pg 1839; DOI: 10.1039/P29940001839 |
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A spectrophotometric method for the determination of equilibrium constants of the reversible 1,4-benzodiazepine ring-opening reaction Lidija B. Pfendt and Gordana V. Popovi pg 1845; DOI: 10.1039/P29940001845 |
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1H and 15N NMR studies of N-substituted-N-cyanoguanidines Ian D. Cunningham Nan Chi Wan and Brian G. Cox pg 1849; DOI: 10.1039/P29940001849 |
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Role of triple ion formation in the acid–base reaction between tropolone and triethylamine in acetonitrile Masashi Hojo Hiroshi Hasegawa and Hitoshi Yoneda pg 1855; DOI: 10.1039/P29940001855 |
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Ergogaline, a new ergot alkaloid, produced by Claviceps purpurea: isolation, identification, crystal structure and molecular conformation Ladislav Cvak Alexandr Jegorov Petr Sedmera Vladimír Havlí ek Jan Ondráek Michal Huák Svetlana Pakhomova Bohumil Kratochvíl and Joachim Granzin pg 1861; DOI: 10.1039/P29940001861 |
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Aminal exchange Alan R. Katritzky Konstantina Yannakopoulou and Hengyuan Lang pg 1867; DOI: 10.1039/P29940001867 |
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Synthesis, surface active properties and antimicrobial activity of new bis quaternary ammonium compounds M. Diz A. Manresa A. Pinazo P. Erra and MaR. Infante pg 1871; DOI: 10.1039/P29940001871 |
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Ab initio study of heterodienophile addition to oxazole Branko S. Jursic and Zoran Zdravkovski pg 1877; DOI: 10.1039/P29940001877 |
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Racemic compound formation–conglomerate formation. Part. 1. Structural and thermoanalytical study of hydrogen malonate, hydrogen phthalate and hydrogen succinate of -phenylethylamine Dávid Kozma Zsolt Böcskei Kálmán Simon and Elemér Fogassy pg 1883; DOI: 10.1039/P29940001883 |
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Physicochemical properties of mixed anionic–non-ionic micelles: effects on chemical reactivity Luis Freire Emilia Iglesias Carlos Bravo J. Ramón Leis and M. Elena Peña pg 1887; DOI: 10.1039/P29940001887 |
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Corrigenda Gerhard Knothe Marvin O. Bagby David Weisleder Robert E. Peterson Hai-Shan Dang Valérie Diart Brian P. Roberts and Derek A. Tocher pg 1895; DOI: 10.1039/P29940001895 |
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Conference diary pg ixb; DOI: 10.1039/P29940000ixb |
Issue 9
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Front cover pg X033; DOI: 10.1039/P299400FX033 |
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Back cover pg X035; DOI: 10.1039/P299400BX035 |
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Contents pages pg P093; DOI: 10.1039/P299400FP093 |
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Back matter pg P101; DOI: 10.1039/P299400BP101 |
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Photoinduced reversible trans–cis isomerisation of an azobenzene amphiphile bearing dialkyl side chains in Langmuir–Blodgett membranes Jun-ichi Anzai Naoko Sugaya and Tetsuo Osa pg 1897; DOI: 10.1039/P29940001897 |
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Inclusion by a novel sexipedal host. Crystal structure and thermal analysis Susan A. Bourne Mino R. Caira Luigi R. Nassimbeni Muneyoshi Sakamoto Koichi Tanaka and Fumio Toda pg 1899; DOI: 10.1039/P29940001899 |
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Keynote article. From solvolysis to electron transfer: direct observation of ion-pair dynamics by time-resolved spectroscopy T. Michael Bockman and Jay K. Kochi pg 1901; DOI: 10.1039/P29940001901 |
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Predictions of special signatures of fullerenes. Second-order Jahn–Teller effects on the structures of C44, C56, C68 and C92 Patrick W. Fowler and John P. B. Sandall pg 1917; DOI: 10.1039/P29940001917 |
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Diquaternized heterocycles with strong electronic coupling between a metal-chelating site and a methylviologen-type redox function: EPR/ENDOR detected coordination of metal ions and complexes by radical cation intermediates Walter Matheis Jürgen Poppe Wolfgang Kaim and Stanislav Záli pg 1923; DOI: 10.1039/P29940001923 |
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Characterization of the -cyclodextrin inclusion complexes with bichromophoric 1-benzyloxy-2-pyridone and related compounds Tadamitsu Sakurai Eiko Saitou Narumi Hayashi Yukiko Hirasawa and Hiroyasu Inoue pg 1929; DOI: 10.1039/P29940001929 |
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Kinetics and mechanism of the titanium tetrachloride-catalysed cyclotrimerisation of aryl cyanates Ian D. Cunningham Andrew Brownhill Ian Hamerton and Brendan J. Howlin pg 1937; DOI: 10.1039/P29940001937 |
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Acidity of carboxylic acids: resonance delocalization or induction? T. Darrah Thomas pg 1945; DOI: 10.1039/P29940001945 |
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Synthesis of 9-aryl-6-carbamoyl-1,2-dihydropurines and a study of their tautomerism M. Jose Alves Brian L. Booth Alice Carvalho Paul R. Eastwood Lida Nezhat Robin G. Pritchard and M. Fernanda J. R. P. Proença pg 1949; DOI: 10.1039/P29940001949 |
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NMR, crystal structure and FAB mass spectral studies of morpholinomethylphosphonic acid Mark P. Lowe Joyce C. Lockhart Craig J. Matthews William Clegg Mark R. J. Elsegood and Lynne Horsburgh pg 1957; DOI: 10.1039/P29940001957 |
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Eclipsed ground-state conformations for methoxycyclohexanes with adjacent methyl-group substitution. An NMR criterion and molecular mechanics calculations J. E. Anderson and A. I. Ijeh pg 1965; DOI: 10.1039/P29940001965 |
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Structural studies of N-chloroaziridinecarboxylates by multinuclear NMR spectroscopy Arrigo Forni Irene Moretti Alberto Pirondi Fabio Prati and Luisa Schenetti pg 1969; DOI: 10.1039/P29940001969 |
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Thermal decomposition of lithium amides: a matrix isolation investigation Robert Withnall Ian R. Dunkin and Ronald Snaith pg 1973; DOI: 10.1039/P29940001973 |
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Photochemistry of 1-aryl-4-(pentamethyldisilanyl)buta-1,3-diynes: photoreaction with acetone and dimethyl fumarate Sang Chul Shim and Seong Taek Lee pg 1979; DOI: 10.1039/P29940001979 |
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Effect of hydrogen bonding on the methyl conformation of thioacetamide: an ab initio study Fabio Ramondo and Luigi Bencivenni pg 1985; DOI: 10.1039/P29940001985 |
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The importance of polar, resonance, steric and solvent effects in the addition of sulfonyl radicals to alkenes Carlos M. M. da Silva Corrêa M. Daniela C. M. Fleming M. Augusta B. C. S. Oliveira and Ermelinda M. J. Garrido pg 1993; DOI: 10.1039/P29940001993 |
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Stereochemistry of the products from the alkylation of 2-naphthol with glyoxal Xiaobo Fan Makoto Yamaye Yoshio Kosugi Hiroshi Okazaki Hoyou Mizobe Tomoko Yanai and Taketoshi Kito pg 2001; DOI: 10.1039/P29940002001 |
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Structure of 2,4-dimethyl-1H-naphtho[2,3-b][1,4]diazepine hydropicrate. Solid-state assembly via C–H O hydrogen bonding V. Agafonov P. Dubois F. Moussa J. M. Cense and S. Toscani pg 2007; DOI: 10.1039/P29940002007 |
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Investigation of bulk properties and monolayer behaviour of amphiphilic mesogens: structural variations of the head group Detlev Joachimi André Öhlmann Willi Rettig and Carsten Tschierske pg 2011; DOI: 10.1039/P29940002011 |
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Structure–activity relationships in the esterase-catalysed hydrolysis and transesterification of esters and lactones Patrick Barton Andrew P. Laws and Michael I. Page pg 2021; DOI: 10.1039/P29940002021 |
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Open and closed forms of the ionophore lasalocid free acid and free anion. Obtaining the most probable conformations using AM1 semi-empirical quantum mechanical calculations Patrice Malfreyt Yves Pascal and Jean Juillard pg 2031; DOI: 10.1039/P29940002031 |
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Electrochemical reduction of 1,1-diaryl-substituted ethenes in dimethylformamide Michelina Fruianu Mauro Marchetti Giovanni Melloni Gavino Sanna and Renato Seeber pg 2039; DOI: 10.1039/P29940002039 |
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Structural chemistry of polycyclic heteroaromatic compounds. Part 4. Electronic structures of angular dithienopyridines Waldemar A. Brett Paul Rademacher Roland Boese Salo Gronowitz and Youhua Yang pg 2045; DOI: 10.1039/P29940002045 |
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Theoretical study on the mechanism of ester hydrolysis in micellar catalysis using model systems Kenzi Hori Akio Kamimura Junko Kimoto Sachiko Gotoh and Yasuji Ihara pg 2053; DOI: 10.1039/P29940002053 |
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Photoelectron spectra of alkyldiaziridines Leo Klasinc Albrecht Mannschreck Mladen Mintas and Sean P. McGlynn pg 2059; DOI: 10.1039/P29940002059 |
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Characterization and crystal structure of two polymorphic forms of racemic thalidomide John C. Reepmeyer Myron O. Rhodes Don C. Cox and James V. Silverton pg 2063; DOI: 10.1039/P29940002063 |
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Corrigendum Timothy A. Gadosy and Oswald S. Tee pg 2069; DOI: 10.1039/P29940002069 |
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Conference diary pg ixc; DOI: 10.1039/P29940000ixc |
Issue 10
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Front cover pg X037; DOI: 10.1039/P299400FX037 |
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Back cover pg X039; DOI: 10.1039/P299400BX039 |
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Contents pages pg P103; DOI: 10.1039/P299400FP103 |
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Back matter pg P111; DOI: 10.1039/P299400BP111 |
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Unusual 1C4 conformation of a methylglucose residue in crystalline permethyl--cyclodextrin monohydrate Mino R. Caira Vivienne J. Griffith Luigi R. Nassimbeni and Bosch van Oudtshoorn pg 2071; DOI: 10.1039/P29940002071 |
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NMR spectroscopic and X-ray crystallographic studies of calix[4]areneAg+complexes. Influence of bound Ag+ on C2v–C2v interconversion in cone-calix[4]arenes Atsushi Ikeda Hirohisa Tsuzuki and Seiji Shinkai pg 2073; DOI: 10.1039/P29940002073 |
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Substituent effects in the reaction of triphenylphosphine with diazodiphenylmethane: the interpretation of a U-shaped Hammett correlation in an elementary biphilic reaction Donald Bethell Raymond Bourne and Madzlan Kasran pg 2081; DOI: 10.1039/P29940002081 |
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Nucleophilic catalysis of glycoside hydrolysis. The hydrolysis of 4-nitrophenyl - and -D-glucopyranoside tetraphosphates Patrick Camilleri Rosie F. D. Jones Anthony J. Kirby and Roger Strömberg pg 2085; DOI: 10.1039/P29940002085 |
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Alkene epoxidations catalysed by molybdenum(VI) supported on imidazole-containing polymers. Part 3. Epoxidation of oct-1-ene and propene Matthew M. Miller David C. Sherrington and Sidney Simpson pg 2091; DOI: 10.1039/P29940002091 |
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Is the collision induced loss of methanol from deprotonated 4-methoxybut-1-yne in the gas phase a charge remote reaction? Suresh Dua and John H. Bowie pg 2097; DOI: 10.1039/P29940002097 |
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Nucleophilic substitution in benzylic thiophosphinyl and thiophosphonyl chlorides: the contribution of elimination–addition pathways with methylenethioxophosphorane (thiophosphene) intermediates Michael P. Coogan and Martin J. P. Harger pg 2101; DOI: 10.1039/P29940002101 |
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Hydrolysis and isomerization of the internucleosidic phosphodiester bonds of polyuridylic acid: kinetics and mechanism Satu Kuusela and Harri Lönnberg pg 2109; DOI: 10.1039/P29940002109 |
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Factors affecting the rates of thermal decomposition of azidothiophenes Leonard K. Dyall Peter M. Suffolk Wim Dehaen and Gerrit L'abbé pg 2115; DOI: 10.1039/P29940002115 |
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Photolysis of 2,4-dihydroxy-2,4-dimethylpentan-3-one studied by quantitative time-resolved CIDNP and optical spectroscopy Michael Salzmann Yuri P. Tsentalovich and Hanns Fischer pg 2119; DOI: 10.1039/P29940002119 |
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Bicyclopentene addend on [60]fullerene: epoxidation and cis-bromine addition Mohamed F. Meidine Anthony G. Avent Adam D. Darwish G. John Langley Wyn Locke Osamu Ohashi Harold W. Kroto Roger Taylor and David R. M. Walton pg 2125; DOI: 10.1039/P29940002125 |
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1,2-Carbon to nitrogen migrations. Part 2. Ab initio study on the rearrangement of (-methylazo)alkyl isocyanates Romano T. Kroemer Hubert Gstach Klaus R. Liedl and Bernd M. Rode pg 2129; DOI: 10.1039/P29940002129 |
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The relationship between structure and second hyperpolarisability in conjugated hydrocarbons Robert Thomas pg 2137; DOI: 10.1039/P29940002137 |
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Conformationally restricted Criegee intermediates: evidence for formation and stereoelectronically controlled fragmentation Sosale Chandrasekhar and Chandra Deo Roy pg 2141; DOI: 10.1039/P29940002141 |
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A detailed study defining the extent of preorganization of an aza macrocycle containing the phenyldinaphthomethane subunit (a three bladed propeller) using dynamic NMR and molecular dynamics Paul J. Cooper M. N. Stuart Hill and Joyce C. Lockhart pg 2145; DOI: 10.1039/P29940002145 |
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Remote substituent effects on polar and non-polar covalent bonds Mats Jonsson Johan Lind Gábor Merényi and Trygve E. Eriksen pg 2149; DOI: 10.1039/P29940002149 |
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An extended form of the Evans–Polanyi equation: a simple empirical relationship for the prediction of activation energies for hydrogen-atom transfer reactions Brian P. Roberts and Andrew J. Steel pg 2155; DOI: 10.1039/P29940002155 |
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Kinetic analysis of oxazolopyrroloquinoline formation in the reaction of coenzyme PQQ with amino acids by capillary zone electrophoresis Yukihiro Esaka Yasuo Yamaguchi Massashi Goto and Kenji Kano pg 2163; DOI: 10.1039/P29940002163 |
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Electrophilic chemistry (protonation, nitration, bromination) of crowded (Z)-2,2,5,5-tetramethyl-3,4-diphenylhex-3-ene; formation of phenanthrenium ions by facial ring protonation/transannular cyclization in superacid media; p,p-dinitration and p,p-dibromination with NO2+BF4– and Br2–SO2 Kenneth K. Laali James E. Gano Charles W. Gundlach IV and Dieter Lenoir pg 2169; DOI: 10.1039/P29940002169 |
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Oxygen transfer from Ph4PHSO5 to manganese porphyrins: kinetics and mechanism of the formation of the oxo species in homogeneous solution Sandro Campestrini Fulvio Di Furia Gilles Labat and Fabiola Novello pg 2175; DOI: 10.1039/P29940002175 |
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Reaction of the OH radical with tetrachloroethene and trichloroacetaldehyde (hydrate) in oxygen-free aqueous solution Ralf Mertens and Clemens von Sonntag pg 2181; DOI: 10.1039/P29940002181 |
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Aromatic nucleophilic substitution reactions of some 2-L-3-nitro-5-X-thiophenes with piperidine and aniline in methanol. Substituent constants for the thiophene system Giovanni Consiglio Vincenzo Frenna Caterina Arnone Elisabetta Mezzina and Domenico Spinelli pg 2187; DOI: 10.1039/P29940002187 |
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The kinetics of cleavage of nitrophenyl alkanoates by -cyclodextrin and by dimethyl--cyclodextrin in basic aqueous solution Oswald S. Tee and Timothy A. Gadosy pg 2191; DOI: 10.1039/P29940002191 |
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Hemiacetals of acetophenone. Aromatic substituent effects in the H+- and general-base-catalysed decomposition in aqueous solution Robert A. McClelland Karen M. Engell Truels S. Larsen and Poul E. Sørensen pg 2199; DOI: 10.1039/P29940002199 |
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Radicals and ions of formic and acetic acids: an ab initio study of the structures and gas and solution phase thermochemistry Dake Yu Arvi Rauk and David A. Armstrong pg 2207; DOI: 10.1039/P29940002207 |
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Kinetics and mechanism of the addition of triphenylphosphoniocyclopentadienide to tetrahalo-p-benzoquinones. Part III. The disubstitution of chloranil and bromanil Francisco Pérez Pla C. Dennis Hall Rosa Valero and Manuel Pons pg 2217; DOI: 10.1039/P29940002217 |
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Synthesis of 2,6-diamidopyridine derivatives and their functions as flavin receptors in chloroform Norio Tamura Keita Mitsui Tatsuya Nabeshima and Yumihiko Yano pg 2229; DOI: 10.1039/P29940002229 |
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Substituent effects on the structures and energies of isocyanates and imines by ab initio molecular orbital calculations Michael A. McAllister and Thomas T. Tidwell pg 2239; DOI: 10.1039/P29940002239 |
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13C, 1H and two-dimensional NMR studies of charge distribution in sterically congested persistent cycloalkyl- and alkyl-pyrenium ions generated by protonation in superacid media Kenneth K. Laali and Poul Erik Hansen pg 2249; DOI: 10.1039/P29940002249 |
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Molecular modelling study of a dissymmetric calix[4]arene and its methyl ethers Iris Thondorf Grit Hillig Wolfgang Brandt Jörg Brenn Alfred Barth and Volker Böhmer pg 2259; DOI: 10.1039/P29940002259 |
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Conference diary pg ixd; DOI: 10.1039/P29940000ixd |
Issue 11
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Front cover pg X041; DOI: 10.1039/P299400FX041 |
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Back cover pg X043; DOI: 10.1039/P299400BX043 |
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Contents pages pg P113; DOI: 10.1039/P299400FP113 |
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Back matter pg P119; DOI: 10.1039/P299400BP119 |
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On the stability of trivalent chalcogen radicals—a pseudopotential study of homolytic substitution by a methyl radical at methanethiol, methaneselenol and methanetellurol Bruce A. Smart and Carl H. Schiesser pg 2269; DOI: 10.1039/P29940002269 |
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Isomerization catalysis by hydrophobic vitamin B12 covalently bound to a lipid species in a bilayer membrane Teruhisa Ohno Akihiro Ogawa Yoshio Hisaeda and Yukito Murakami pg 2271; DOI: 10.1039/P29940002271 |
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-Facial diastereoselection in reductions of sterically unbiased ketones containing the norbornyl framework: further tests for theoretical models Goverdhan Mehta Faiz Ahmed Khan Biswajit Ganguly and Jayaraman Chandrasekhar pg 2275; DOI: 10.1039/P29940002275 |
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Nucleophilicity towards a vinylic carbon atom: rate constants for the addition of amines to the 1-methyl-4-vinylpyridinium cation in aqueous solution Christina K. M. Heo and John W. Bunting pg 2279; DOI: 10.1039/P29940002279 |
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Nucleophilicity towards a saturated carbon atom: rate constants for the aminolysis of methyl 4-nitrobenzenesulfonate in aqueous solution. A comparison of the n and N+ parameters for amine nucleophilicity John W. Bunting Jacqueline M. Mason and Christina K. M. Heo pg 2291; DOI: 10.1039/P29940002291 |
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Metal-ion-promoted hydrolysis of polyuridylic acid Satu Kuusela and Harri Lönnberg pg 2301; DOI: 10.1039/P29940002301 |
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Acyl transfer mediated by complexation. The effect of cyclodextrins on the reaction of nucleophiles with p-nitrophenyl acetate and hexanoate Oswald S. Tee and Timothy A. Gadosy pg 2307; DOI: 10.1039/P29940002307 |
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Triazene drug metabolites. Part 14. Kinetics and mechanism of the acid-catalysed hydrolysis of 3-alkoxymethyl-3-alkyl-1-aryltriazenes Leonor Fernandes Ana Paula Francisco Jim Iley and Eduarda Rosa pg 2313; DOI: 10.1039/P29940002313 |
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Bond-stretch isomerism and the fullerenes Sarah J. Austin Jon Baker Patrick W. Fowler and David E. Manolopoulos pg 2319; DOI: 10.1039/P29940002319 |
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Reaction of gaseous sulfur mustard with zeolite 13X Anthony J. Bellamy pg 2325; DOI: 10.1039/P29940002325 |
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Conformational analysis. Part 23. A lanthanide-induced shift investigation of some cyclic and acyclic sulfoxides Raymond J. Abraham Leonard Pollock and Fernando Sancassan pg 2329; DOI: 10.1039/P29940002329 |
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The hydrogen bonding of alcohols, cholesterol and phenols with cyanate and azide ions Pawel Goralski Michel Berthelot Jean Rannou Didier Legoff and Martial Chabanel pg 2337; DOI: 10.1039/P29940002337 |
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Gas phase basicities of 1,3-benzazoles: benzimidazole, benzoxazole, benzothiazole, benzoselenazole and benzotellurazole Rafael Notario Marta Herreros Emilio Ballesteros M'hamed Essefar José-Luis M. Abboud Igor D. Sadekov Vladimir I. Minkin and José Elguero pg 2341; DOI: 10.1039/P29940002341 |
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C–H O hydrogen bond patterns in crystalline nitro compounds: studies in solid-state molecular recognition C. V. Krishnamohan Sharma and Gautam R. Desiraju pg 2345; DOI: 10.1039/P29940002345 |
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The nature of halogen halogen interactions and the crystal structure of 1,3,5,7-tetraiodoadamantane V. R. Pedireddi D. Shekhar Reddy B. Satish Goud Donald C. Craig A. David Rae and Gautam R. Desiraju pg 2353; DOI: 10.1039/P29940002353 |
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Synthesis, properties and conformational studies of anti-8-fluoro-16-methyl[22]metacyclophane and anti-8-fluoro-16-methyl[22]metacyclophane-1,9-diene Yee-Hing Lai and Zhao-Lin Zhou pg 2361; DOI: 10.1039/P29940002361 |
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1,10-Dimethyl-1,4,7,10,13,16-hexaazacyclooctadecane L and 1,4,7-trimethyl-1,4,7,10,13,16,19-heptaazacyclohenicosane L1: two new macrocyclic receptors for ATP binding. Synthesis, solution equilibria and the crystal structure of (H4L)(ClO4)4 Antonio Andrés Carla Bazzicalupi Andrea Bencini Antonio Bianchi Vieri Fusi Enrique Garcia-España Claudia Giorgi Nicoletta Nardi Piero Paoletti José Antonio Ramirez and Barbara Valtancoli pg 2367; DOI: 10.1039/P29940002367 |
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13C, 2H coupling constants and 2H-induced 13C NMR isotope chemical shifts in deuteriated cyclohexanes: application for measurements of conformational equilibrium isotope effects Vasiliy A. Uvarov Vyacheslav A. Chertkov and Nickolai M. Sergeyev pg 2375; DOI: 10.1039/P29940002375 |
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Corrigenda John S. Lomas Sylvette Briand and Veronique Bru-Capdeville pg 2379; DOI: 10.1039/P29940002379 |
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Conference diary pg vii; DOI: 10.1039/P29940000vii |
Issue 12
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Index pages pg A001; DOI: 10.1039/P299400BA001 |
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Front cover pg X045; DOI: 10.1039/P299400FX045 |
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Back cover pg X047; DOI: 10.1039/P299400BX047 |
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Contents pages pg P121; DOI: 10.1039/P299400FP121 |
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Back matter pg P131; DOI: 10.1039/P299400BP131 |
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Selective binding and sensing of guanidinium ions by lipophilic cyclodextrins Ritu Kataky Patricia M. Kelly David Parker and Antonio F. Patti pg 2381; DOI: 10.1039/P29940002381 |
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Timing of bonding changes in fundamental reactions in solutions: pyridinolysis of a triazinylpyridinium salt A. Hunter M. Renfrew John A. Taylor James M. J. Whitmore and Andrew Williams pg 2383; DOI: 10.1039/P29940002383 |
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Ab initio study of the homolytic additions of aminyl radicals and ammoniumyl cation radicals to alkenes Brendan J. Maxwell Carl H. Schiesser Bruce A. Smart and John Tsanaktsidis pg 2385; DOI: 10.1039/P29940002385 |
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Nucleophilic aromatic substitution in heterocycles: alcoholysis and hydrolysis of 2-anilino-4,6-dichloro-1,3,5-triazines A. Hunter M. Renfrew John A. Taylor James M. J. Whitmore and Andrew Williams pg 2389; DOI: 10.1039/P29940002389 |
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Kinetics and equilibria of reactions between acetic anhydride and substituted phenolate ions in aqueous and chlorobenzene solutions Salem A. Ba-Saif Antony B. Maude and Andrew Williams pg 2395; DOI: 10.1039/P29940002395 |
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Factors affecting rates of thermal decomposition of 5-azidopyrazoles: a comparison with other aromatic azides Gerrit L'abbé Leonard Dyall Kathleen Meersman and Wim Dehaen pg 2401; DOI: 10.1039/P29940002401 |
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N,N-coupled heterobicycles from cyclic hydrazine derivatives. Part 7. Investigations on the synthesis and structure of 1-(N1,N2-alkanediylcarbamimidoyl)pyrazolidine derivatives Olaf Morgenstern Markku Ahlgrén Jouko Vepsäläinen Peter H. Richter and Pirjo Vainiotalo pg 2407; DOI: 10.1039/P29940002407 |
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The effects of -alkoxy substituents on radical reactions: halogen-atom abstraction from alkyl chlorides Brian P. Roberts and Andrew J. Steel pg 2411; DOI: 10.1039/P29940002411 |
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The EPR spectrum of the dibenzo[b,h]biphenylene radical anion and cation: the pairing principle and the Mills–Nixon effect Alwyn G. Davies Georg Gescheidt Kai M. Ng and Michael K. Shepherd pg 2423; DOI: 10.1039/P29940002423 |
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The relevance of third-derivative cross-interaction coefficients in Hammett-type treatments of nucleophilic substitution reactions Dennis N. Kevill and Malcolm J. D'Souza pg 2427; DOI: 10.1039/P29940002427 |
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Flavocyclodextrins as artificial redox enzymes. Part 4. Catalytic reactions of alcohols, aldehydes and thiols Hongping Ye Weida Tong and Valerian T. D'Souza pg 2431; DOI: 10.1039/P29940002431 |
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Solvent independent transition-state structures. Part III. Sulfonyl transfer reactions Richard M. Tarkka William K. C. Park Ping Liu Erwin Buncel and Shmaryahu Hoz pg 2439; DOI: 10.1039/P29940002439 |
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Semiempirical study of the solvent effect on the Menshutkin reaction Uko Maran Tapani A. Pakkanen and Mati Karelson pg 2445; DOI: 10.1039/P29940002445 |
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Equilibrium constants for ionisation and enolisation of 2-phenylacetylfuran Antonella Fontana and Rory A. More O'Ferrall pg 2453; DOI: 10.1039/P29940002453 |
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1H and 13C NMR spectra of -heterocyclic ketones and assignment of keto, enol and enaminone tautomeric structures Rory A. More O'Ferrall and Brian A. Murray pg 2461; DOI: 10.1039/P29940002461 |
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Keto–enol tautomerism of phenacylpyrazine: acid catalysis with protonation at nitrogen A. R. Edwin Carey Rory A. More O'Ferrall Michael G. Murphy and Brian A. Murray pg 2471; DOI: 10.1039/P29940002471 |
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Attractive interactions between an alkyne group and two carbonyl oxygen atoms: the crystal and molecular structure of 2,2-ethynylenedibenzoic acid at 150 K Melanie Pilkington Sidika Tayyip and John D. Wallis pg 2481; DOI: 10.1039/P29940002481 |
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Ab initio studies on organophosphorus compounds. Part 3. Cationic calcium binding to phosphonate and phosphinate monoanions and their sulfur analogues Jari P. Räsänen Esko Pohjala and Tapani A. Pakkanen pg 2485; DOI: 10.1039/P29940002485 |
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Naphthalene photocatalysed decomposition of chlorobenzenes in exciplex forming systems Carlos A. Chesta Vicente Avila Arnaldo T. Soltermann Carlos M. Previtali and Juan J. Cosa pg 2491; DOI: 10.1039/P29940002491 |
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C70H36 is probably an aromatic compound Roger Taylor pg 2497; DOI: 10.1039/P29940002497 |
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Kinetics and mechanism of the addition of triphenylphosphoniocyclopentadienide to tetrahalogeno-p-benzoquinones. Part 4. The substitution reactions of fluoranil Francisco Pérez Pla C. Dennis Hall Peter Speers and Juan Palou pg 2499; DOI: 10.1039/P29940002499 |
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Induced circular dichroism spectra of -, - and -cyclodextrin complexes with sodium 4-hydroxy-3-isopropylazobenzene-4-sulfonate and sodium 4-hydroxy-3,5-diisopropylazobenzene-4-sulfonate Noboru Yoshida Hiroyuki Yamaguchi and Miwako Higashi pg 2507; DOI: 10.1039/P29940002507 |
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Cyanoanthracene-sensitized photooxidations of N,N-dibenzylhydroxylamine and its derivatives: free-energy dependence of back electron-transfer rates within geminate radical ion pairs Tadamitsu Sakurai Mayumi Yokono Kanako Komiya Yasuo Masuda and Hiroyasu Inoue pg 2515; DOI: 10.1039/P29940002515 |
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Investigations on diastereoisomeric tetraorganotin compounds: the use of 119Sn NMR spectroscopy for the direct determination of the diastereoisomeric composition Jens Klein Solvig Neels and Rolf Borsdorf pg 2523; DOI: 10.1039/P29940002523 |
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Semiempirical molecular orbital study on the transition states for the anti-selective Michael addition reactions of the lithium Z-enolates of N-alkylideneglycinates to ,-unsaturated esters Akira Tatsukawa Keiko Kawatake Shuji Kanemasa and Jerzy M. Rudzi ski pg 2525; DOI: 10.1039/P29940002525 |
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Kinetic and spectroscopic characterisation of highly reactive methanesulfonates. Leaving group effects for solvolyses and comments on geminal electronic effects influencing SN1 reactivity T. William Bentley Manfred Christl Ralf Kemmer Gareth Llewellyn and John E. Oakley pg 2531; DOI: 10.1039/P29940002531 |
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Solvato- and halo-chromic behaviour of some 4-[(N-methylpyridiniumyl)methylidineamino]phenolate dyes Clodoaldo Machado Maria de Graça Nascimento and Marcos Caroli Rezende pg 2539; DOI: 10.1039/P29940002539 |
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Photoinduced electron transfer reactions of chloranil with benzodioxoles Bao-Zhen Yan Zhao-Guo Zhang Han-Cheng Yuan Long-Cheng Wang and Jian-Hua Xu pg 2545; DOI: 10.1039/P29940002545 |
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One- and two-electron reduction potentials of peroxyl radicals and related species Gábor Merényi Johan Lind and Lars Engman pg 2551; DOI: 10.1039/P29940002551 |
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The effective size of the tris(trimethylsilyl)silyl group in several molecular environments Joseph Frey Etti Schottland Zvi Rappoport Dmitry Bravo-Zhivotovskii Moshe Nakash Mark Botoshansky Menahem Kaftory and Yitzhak Apeloig pg 2555; DOI: 10.1039/P29940002555 |
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6-Azapurines. Part 3. Covalent -adducts of the imidazo[4,5-e]-as-triazine ring system Cherng-Chyi Tzeng Raymond P. Panzica Jacques Riand and Marie-Thérèse Chenon pg 2563; DOI: 10.1039/P29940002563 |
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Structural studies on some 1,3,4-thiadiazolium-2-aminides and their rearrangement isomers using 15N and 13C NMR spectroscopy Carlos A. Montanari John P. B. Sandall Yukino Miyata and Joseph Miller pg 2571; DOI: 10.1039/P29940002571 |
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Reactivity of 1-iodoadamantane with carbanions by the SRN1 mechanism Roberto A. Rossi Adriana B. Pierini and Gabriela L. Borosky pg 2577; DOI: 10.1039/P29940002577 |
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Absence of intersystem crossing in 1,4-didehydrobenzene William B. Lott Tom J. Evans and Charles B. Grissom pg 2583; DOI: 10.1039/P29940002583 |
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Kinetic and thermodynamic investigation of the aluminium–anthocyanin complexation in aqueous solution Olivier Dangles Mourad Elhabiri and Raymond Brouillard pg 2587; DOI: 10.1039/P29940002587 |
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Dry hydrolysis of nitriles effected by microwave heating Farid Chemat Martine Poux and Jacques Berlan pg 2597; DOI: 10.1039/P29940002597 |
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Conference diary pg xv; DOI: 10.1039/P299400000xv |