CHINESE CHEMICAL LETTERS 

Vol. 11, No. 8, 2000

CONTENTS

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Asymmetric Reformatsky reaction induced by dipeptides……...……...…….

……………………………………….....Z. Y. WANG, J. SHEN, C. S. JIANG, T. P. YOU

 

 

659

Synthesis of the C5-C10 segment of taurospongin A..…….....………………...

…………………………………………………...…...….G. R. ZHENG, W. LU, J. C. CAI

 

 

663

Synthesis of 2-methoxy-6-oxo-1, 4, 2-diazaphosphorinane-2-oxide, a new potential antitumor phosphorus heterocycle compound……..……………..

…………………………..…………………....…L. XU, G. R. ZHENG, M. XIA, J. C. CAI

 

 

 

665

Synthesis of some novel 2,6- dimethoxyhydroquinone-3- mercaptoacetyl-

  peptide conjugates as potential antitumor agents……………..…………….

  ..………………………………………………………..Y. F. SONG, P. YANG, L. SHEN

 

 

 

667

Preparation of AChE inhibitors from jujubogenin……….……..…………….

……………………………..…………………………........Y. ZHAO, Y. L. KU, S. S. LEE

 

 

671

Synthesis and characterization of fully-functionalized polysilanes for photo-

  refractive materials…….............…………………………….H. D. TANG, J. G. QIN

 

 

675

Total synthesis of the natural product-pinosylvin and its analog…...………..

……………………………………………………......Z. S. PIAO, L. WANG, Z. Z. ZHAO

 

 

677

A novel photoproduct of uracil in phosphate-buffered saline…………....F. LIN

 

679

Polyaniline formed in alkaline solution —A new luminous material……….

………………………………………………..…....…N. B. LI, S. T. ZHANG, P. D. DING

 

 

681

A new organic up-conversion laser dye HEASPS…..….…Y. REN, G. Y. ZHOU,

………………......C. WANG, X. M. WANG, Z. LIU, X. ZHAO, W. T. YU, M. H. JIANG

 

 

685

Novel product and its derivatives from the reaction of lappaconitine with HIO4…………………………………...…………..Q. H. CHEN, F. P. WANG, K. B. YU

 

 

689

Substituents effect on the optical properties of benzonitrile and oligobenzo-

  nitriles…….….....................…..T. J. HOU, Y. Y. LI, Y. K. HE, H. Y. CHEN, X. J. XU

 

 

693

Two new oleanane saponins from Anemone anhuiensis……....………………..

…………………………………....….Q. W. ZHANG, W. C. YE, C. T. CHE, S. X. ZHAO

 

 

697

Pyrohyperforin, a new prenylated phloroglucinol from Hypericum perforatum………………...………………………M. D. SHAN, L. H. HU, Z. L. CHEN

 

 

701

New bibenzyl and phenanthrenedione from Dendrobium densiflorum….….....

………………………………………………....…...C. Q. FAN, W. M. ZHAO, G. W. QIN

 

 

705

Dasycarine, a new quinoline alkaloid from Dictamnus dasycarpus………..…

…………………………….....….J. CHEN, J. S. TANG, J. TIAN, Y. P. WANG, F. E. WU

 

 

707

A new monoterpene glycoside from Swertia punicea…………………….…...

…………………………………….....…..X. MING, M. H. QIU, R. L. NIE, G. L. ZHANG

 

 

709

A new ursene type triterpenoid from Crepis napifera………………………...

………………………………………....…….S. H. WU, X. D. LUO, Y. B. MA, D. G. WU

 

 

711

Strong room-temperature photoluminescence from the novel adduct of C60 with aliphatic amines………….…..…J. L. QIAO, Q. J. GONG, C. DONG, W. J. JIN

 

 

713

Chiral discrimination in N-(O, O-dialkyl)phosphoamino acid monolayers at the air-water interface……...……N. XU, Z. ZHOU, H. M. WANG, C. H. DENG

………………………………………....….Y. M. LI, Y. F. ZHAO, L. X. WANG, T. K. LI

 

 

 

717

Enhanced electron transfer for hemoglobin in 2C12N+PVS- composite films modified on pyrolytic graphite electrodes…………………...………...

………………………………………...….Y. J. HU, Y. L. ZHOU, Y. H. ZENG, N. F. HU

 

 

 

719

Kinetic study on horseradish peroxidase interacting with cyclodextrin….....

…………………………………………………….....……J. B. CHEN, C. G. XIA, S. B. LI

 

 

721

La3+ transmembrane research in guinea pig ventricular cells by fura-2 fluorescence………………………………..…….……R. CHEN, P. YANG, C. Y. WEI

 

 

725

Is HOMO energy level a good parameter to characterize antioxidant activity……………………………………………...….……H. Y. ZHANG, D. Z. CHEN

 

 

727

Enantioseparation of some racemic compounds on cellulose tris (3,5-dimethylphenylcarbamate) chiral stationary phase…..……………………..

………………....…X. Q. HAN, H. T. LIU, J. Z. GAO, J. G. HOU, C. Y. LI, G. H. ZHAO

 

 

 

731

Poly(ethylene oxide) solubilization in reverse microemulsion: Conductivity and UV-Vis spectra studies…………...........................................…

  ……............................................................................Z. S. HOU, Z. P. LI, H. Q. WANG

 

 

735

Dielectric behavior of middle phase microemulsion………….………………

…………………………………………………………….......J. P. LEI, Y. LI, K.S. ZHAO

 

 

739

Pretreatment of polymer-supported Pd-Co and its catalytic activity…….….

………………………….....……Y. GAO, S. J. LIAO, F. D. WANG, Y. GAO, X. G. JIAN

 

 

743

The synthesis of isotactic polypropylene with spherical morphology via supported metallocene catalyst…………………………………………..……

………………....H. HONG, W. D. YAN, M. G. ZHANG, N. ZHOU, D. W. HE, Y. L. HU

 

 

 

745

Chemical bond parameters in Sr3MRhO6 (M=rare earth)...…………………

…………………………………………………....……………….Z. J. WU, S. Y. ZHANG

 

 

747

Crystal structure and magnetic studies of a new nitronyl nitroxide compound………………….…....…...L. DING, D. Q. ZHANG, B. ZHANG, D. B. ZHU

 

 

749

Supported by the National Natural Science Foundation of China