CHINESE CHEMICAL LETTERS

 Vol. 14, No. 3, 2003

CONTENTS

Condensation reaction of 5, 6-dihydro-6-methyl-6-piperonyl-2H- pyran-2, 4-dione, ethyl orthoformate and substituted anilines¡­¡­¡­¡­¡­¡­.............................¡­¡­¡­¡­

¡­¡­¡­¡­¡­¡­¡­¡­..¡­¡­.¡­¡­¡­................ Y. M. WANG, K. HE, G. F. ZHAO, Z. M. LI

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221

Mukaiyama aldol reaction of 1, 2-bis(trimethylsiloxy) cyclobutene cata-lyzed by magnesium(II) iodide¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­.................................¡­¡­¡­¡­...¡­¡­.

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­..............¡­. X. X. ZHANG, W. D. LI, B. C. TANG

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225

A facile glycosylation of spirostanol catalyzed by cadmium carbonate¡­.¡­.........

¡­¡­¡­¡­¡­...¡­¡­...¡­¡­¡­..¡­................. C. C. ZOU, S. J. HOU, P. S. LEI, X. T. LIANG

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229

A facile approach to regioselective 1-O-deacylation of peracylated gly-copyranoses¡­¡­¡­¡­¡­¡­¡­¡­.¡­¡­....... J. Q. DONG, S. J. ZHANG, Y. G. WANG

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233

A facile route to unsymmetrical sulfide¡­¡­¡­¡­¡­¡­...............¡­¡­¡­¡­¡­¡­¡­¡­¡­..

¡­¡­¡­¡­¡­....¡­¡­¡­¡­¡­¡­¡­..........¡­.....¡­Y. H. ZHU, P. LU, H. LOU, X. M. ZHENG

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235

Substitution reactions by azide and thiocyanide anions in room temperature ionic liquids¡­..¡­¡­¡­¡­..................................................¡­Y. X. LI, W. L. BAO, Z. M. WANG

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239

Novel stereoselective synthesis of (E)-a, b-unsaturated esters by the tandem reaction of deprotonation-oxidation-Wittig reaction from phosphonium and arsonium salt¡­¡­¡­¡­¡­¡­¡­.................¡­¡­¡­¡­R. J. SUN, H. JIANG, Z. Z. HUANG

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243

Reverse atom transfer radical polymerization of (-)-menthyl methacrylate...............

¡­¡­¡­¡­¡­¡­¡­¡­¡­........¡­... Y. A. XU, H. XUE, J. Y. DING, L. X. GAO, M. X. DING

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245

Solid phase synthesis of 4H-pyrimido[2,1-b] benzothiazol-4-ones from resin-bound cyclic malonic ester¡­¡­¡­..¡­................................¡­. Z. X. LIU, L. L. WU, X. HUANG

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247

The first total synthesis of 16-hydroxygeranylgeraniol¡­¡­¡­¡­............¡­¡­¡­.¡­¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...............¡­.¡­L. Z. PENG, T. S. MEI, S. H. LI, Y. L. LI

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249

Synthesis of gingerenone C and 5-hydroxy-1-(4¢-hydroxy- 3¢-meth-oxyphenyl)-7-(4¢¢-hydroxyphenyl)-3-heptanone¡­¡­¡­¡­........................................¡­¡­¡­¡­¡­¡­¡­¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­..................¡­¡­...S. B. LI, Y. G. LIU

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251

Stereoselective synthesis of d-selanyl allylic alcohols by hydrozirconation of propargyl selenides¡­¡­¡­¡­¡­¡­¡­¡­¡­...................M. H. XIE, L. L. WU, X. HUANG

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255

Highly active iron/2. 6-bis (imino) pyridyl catalysts for ethylene oligo-merization¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­.......¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­...

¡­¡­¡­........ H. WANG, W. D. YAN, T. JIANG, B. B. LIU, W Q. XU, J. J. MA, Y. L. HU

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257

Design and synthesis of 6¦Á-corticosteroid haptens and their bovine serum albumin (BSA) conjugates¡­¡­¡­¡­¡­...........¡­.¡­P. SUN, N. KOBAYASHI, J. GOTO

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259

Synthesis of two blue-light ¨C emitting complexes with Schiff base calixarene as the ligand¡­¡­¡­¡­¡­.¡­¡­¡­¡­¡­................¡­X. Q. WEI, Z. Y. LU, P. ZOU, M. G. XIE

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263

Preparation of macroporous poly (vinyl alcohol-co-triallyl isocyanurate) beads bearing aminocarboxylic acid as functional groups by suspension polymerization¡­.¡­¡­¡­¡­¡­¡­¡­.............¡­¡­H. T. LI, K. Y.  SHI, Z. YUAN, B. L. HE

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267

 

CIDNP study of photoinduced [2+2] cycloadditions (the Paterno- B¨¹chi coupling) of arylacetylenes and quinone¡­¡­¡­¡­¡­¡­.................................¡­¡­¡­¡­¡­¡­¡­¡­¡­.

¡­¡­¡­.¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­.¡­.¡­............. X. Y. WANG, B. Z. YAN, T. WANG

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270

A new compound from Chaenomeles sinensis (Thouin) Koehne¡­¡­................¡­¡­¡­

..¡­¡­¡­¡­¡­..¡­¡­¡­¡­¡­¡­¡­¡­.............¡­... H. Y. GAO, L. J. WU, M. KUROYANAGI

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274

A new bibenzyl glycoside from Dendrobium moniliforme¡­.......¡­¡­¡­¡­¡­...

¡­...¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­......¡­... C. S. ZHAO, W. M. ZHAO

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276

A new dendrobine-type alkaloid from Dendrobium nobile¡­¡­¡­¡­¡­.............¡­..¡­.

¡­¡­¡­¡­..¡­¡­¡­¡­¡­¡­¡­..¡­¡­¡­¡­...¡­¡­¡­...¡­..............¡­. Q. F. LIU, W. M. ZHAO

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278

Chiral separation of erythromycin as a new chiral selector on CE¡­............¡­¡­¡­.

¡­...... J. G. HOU, T. X. HE, X. Q. HAN, X. Z. DU, X. F. MAO, H. L. DENG, J. Z. GAO

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280

Chemiluminescence determination of benzoic acid using a solid-phase verdigris reactor¡­¡­¡­¡­¡­¡­¡­¡­.¡­..............................¡­¡­..¡­¡­..... Z. J. WANG, Z. H. SONG

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283

Improvement on simultaneous determination of Cr(III) and Cr(VI) by capillary electrophoresis and chemiluminescence detection¡­¡­¡­¡­¡­...............................¡­..

¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­¡­..........¡­.... W. DENG, W. P. YANG, Z. J. ZHANG, X. R. LI

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287

Indirect determination of CTMAB with sodium chloride and ammonium thiocyanate by floatation and separation of zinc¡­¡­¡­¡­¡­¡­¡­¡­................¡­¡­¡­...

¡­....¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­..............¡­. Q. M. LI, H. X. BAI, W. Y. LÜ

 

 

290

Comparison of the contributions of tetrahydrofurfuryl alcohol and PEG to a-chymotrypsin renaturation with high performance hydrophobic interaction chromatography¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­......................................¡­¡­¡­¡­¡­¡­¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...........¡­¡­.. Y. H. SHEN, H. B. WANG, Q. BAI, X. D. GENG

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294

NMR study on substituted phenyl furoisoxazolines¡­¡­¡­¡­...............¡­¡­..¡­¡­¡­¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­............¡­¡­X. ZHANG, H. H. HUANG, Z. Y. LIN, Q. H. CHEN

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298

Study on triplex DNA by use of molecular ¡°light switch¡± complex of Ru (phen)2 (dppx)2+..¡­........................... L. S. LING, Z. K. HE, F. CHEN, H. S. ZHANG, Y. E ZENG

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300

Evaluation of the interaction between netropsin and double stranded DNA by capillary zone electrophoresis¡­..¡­¡­¡­¡­¡­¡­....................¡­¡­¡­¡­¡­.¡­¡­¡­¡­¡­.

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­............¡­...... X. Y. HE, D. Z. LI, A. Y. LIANG, B. C. LIN

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304

A new approach for preparing effective inhibition film on copper based on self-assembled process¡­¡­¡­¡­¡­...........¡­¡­¡­¡­¡­.¡­..... C. T. WANG, S. H. CHEN

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308

Characterization of nested hollow inorganic fullerene-like tungsten disulfide nanoparticles prepared by solid-gas reaction¡­¡­¡­...............................¡­¡­...¡­¡­¡­..

¡­¡­.....¡­.. W. X. CHEN, J. P. TU, X. C. MA, Z. D. XU, R. TENNE, R. ROSENSTVEIG

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312

Investigation on interaction between cold plasma with catalysts¡­¡­..............¡­¡­¡­.

¡­¡­.¡­¡­.¡­..¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...............¡­..¡­. B. W. WANG, G. H. XU

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316

Study of the Pd-B/g-Al2O3 amorphous alloy catalyst¡­¡­..............¡­¡­¡­¡­¡­¡­¡­¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­.............¡­..T. DING, Y. N. QIN , Z. MA

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319

Synthesis of monodisperse a-Fe2O3 particles in short periods¡­¡­..........¡­¡­¡­.¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­.¡­¡­............... Y. T. ZHAO, D. H. CHEN, D. R. CHEN, X. L. JIAO

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323

Spontaneous vesicle formation in mixed aqueous solution of poly-tailed cationic and anionic surfactants¡­¡­¡­¡­¡­¡­...............................¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­......¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­.........¡­W. J. CHEN, G. Z. LI, L. M. ZHAI, B. Q. LI, J. XU, R. XIA

 

 

327