CHINESE CHEMICAL LETTERS

 

Vol. 12, No. 8, 2001

 

CONTENTS

 
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Chemoselective reduction of azides to amines using Sm/TMSCl system in the presence of trace amounts of water ……………...… J. C. DING, H. Y. WU

 

 

659

Microwave-assisted polymerization of D, L-Lactide with stannous octa-noate as catalyst ………………………………………………………..……….

 ………………..…… L. J. LIU, C. ZHANG, L. Q. LIAO, X. L. WANG, R. X. ZHUO

 

 

 

663

A facile synthesis of spin labeled 4¢-epi-N-trifuoroactyldaunomycin derivatives ………………………………...……. X. F. LIN, C. MA, Y. G. WANG

 

 

665

Synthesis of new schizandrin analogues ……………………….....….....

…………………………..…………………………….…. J. B. CHANG, J. X. XIE

 

 

667

Synthesis and photochemistry of diphenylchlorin and diphenylbacterio-chlorin ……………...……………...… T. Y. WANG, J. R. CHEN, J. S. MA

 

 

671

Synthesis of 14-bromo and 14-hydroxy baccatin III derviatives ………...….

……………………………………….….. W. S. FANG, Q. C. FANG, X. T. LIANG

 

 

675

Preparation and characterization of fullerene C60 and phthalocyanine co-grafted poly (epoxy propyl carbazole) ……………………….………………..

……………………………………………….… J. M. XU, W. X. CHEN, Z. D. XU

 

 

 

679

Synthesis and characterization of a squarylium cyanine dye with two [60]fullerene units ………………………………………………………...….…

……....………….…. C. M. DU, J. H. XU, Y. L. LI, Z. Q. SHI, S. WANG, D. B. ZHU

 

 

 

683

Synthesis, thermochromic properties and thermal behavior of some Schiff bases. part I. p, p'-Diaminodiphenylmethane-Schiff bases and sul-phonamide Schiff base ………….……..….. C. F. ZHU, H. H. XU, S. J. YANG

 

 

 

687

Ethylene oligomerization promoted by nickel complexes with 8-iminoquinoline derivatives …………………………………………………….

 ……….……………………… Z. L. LI, W. H. SUN, Z. MA, Y. L. HU, C. X. SHAO

 

 

 

691

Hydrolysis of dipeptide heptyl esters with Newlase F …..…………………...

…………………………………………………………..… Z. Z. CHEN, Y. M. LI,

……………X. F. KOU, X. LI, F. R. HUANG, H. Y. WANG, M. M. MA, Y. F. ZHAO

 

 

 

693

Synthesis and DNA cleavage studies of 2, 6-dimethoxyhydroquinone-3-mer -captoacetic acid conjugates …………………………… Y. F. SONG, P. YANG

 

 

697

A novel thin film resistive humidity sensor based on soluble conjugated polymer: (propionic acid)-co-(propargyl alcohol) …………………………...

……………….....……………………………………..……… Y. LI, M. J. YANG

 

 

 

701

A new chromone glycoside from Cassia siamea Lam .……………………......

….T. S. LU, Y. H. YI, S. L. MAO, D. Z. ZHOU, Q. Z. XU, H. F. TANG, S. Y. ZHANG

 

 

703

Three new saikosaponin-like compounds from Polycarpon prostratum ….…

…….…………………………...…. Z. T. DING, J. ZHOU, N. H. TAN, S. M. DENG

 

 

705

A new diterpenoid from Hydroclathrus tenuis …………………………….….

….…………………..…... X. H. XU, X. CHEN, J. H. LU, G. M. YAO, Y. M. LI

 

 

709

A new ent-kaurane diterpenoid from Isodon enanderianus ………………....

………………………..…….… Z.NA, B. JIANG, H. YANG, Z. W. LIN, H. D. SUN

 

 

711

Effect of co-solvent and pressure on the thermal decomposition of 2, 2¢ azobis-(isobutyronitrile) in supercritical CO2 ………………………………..

………….….……………………...…... H. P. LI, J. LIU, H. F. ZHANG, B. X. HAN

 

 

713

Cu2+-catalyzed oscillatory oxidation of ascorbic acid by O2 flow …………...

……..……………………………………....…… H. X. LI, Y. P. XU, M. H. WANG

 

 

715

Theoretical studies on electronic spectra and second-order nonlinear optical properties of N-methyl-2-(2¢-thiophene)-pyrrolo[3,4]C60 …….…..

……………………………………………….….…... Y. LIU, Y. J. LIU, C. B. LIU

 

 

 

719

Analysis of vibration mode for H2+F®HF+H reaction mechanism: Density functional theory calculation …………………………………………………..

……………………………...... B. N. DU, H. W. GAO, Z. Y. ZHOU, W. C. ZHANG

 

 

 

723

The CH3OH+Cl hydrogen abstraction reactions: An ab initio study …...…..

.…………………………………………….……...… B. Z. CHEN, M. B. HUANG

 

 

727

Synthesis and 183W NMR characterization of a-K7GaW11(TiO2)O39×11H2O heteropolyanion …………………………………...….. X. P. ZHANG, L. MENG

 

 

731

Preparation and properties of oxidized graphite anode doped with metal ion for lithium ion batteries ……………………………………………...…….

………………………………… Y. Q. ZOU, Q. M. PAN, L. Z. WANG, S. B. FANG

 

 

 

733

Synthesis of mesoporous silica and Ti-containing molecular sieves via a novel assembly……….…………………..….… J. XIN, J. S. SUO, X. M. ZHANG

 

 

737

Determination of average wall thickness of mesoporous silica …………....

….. Z. H. LI, Y. J. GONG, M. PU, D. WU, Y. H. SUN, J. WANG, Y. LIU, B. Z. DONG

 

 

741

The thermal decomposition of calcium carbonate ………...………….……....

………………………...………....…………...…. Y. T. ZHAO, T. S. SUN, B. SUN

 

 

745

Double-mesopore V-MSU-X silica and its pure siliceous derivative prepared by one synthesis system …………………………………………..…

………….. Y. J. GONG, D. WU, Y. H. SUN, Z. D. ZHANG, H. G. ZHU, D. Y. ZHAO

 

 

 

747

Quantized nanocrystalline CdTe thin films ………………………..…….…...

……………………..………………….. J. B. ZHANG, Y. LIN, Y. LIU, X. R. XIAO

 

 

751

 

 

 

 

 

Supported by the National Natural Science Foundation of China