CHINESE CHEMICAL LETTERS

Vol. 14, No. 9, 2003

CONTENTS

New  stereoselective synthesis of 6-butyl-a-agarofuran¡­¡­¡­..........¡­¡­¡­¡­¡­¡­.

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­C. LI,D.L.YIN,H.Q.HUANG,X.H.WU,J.Y.GUO

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881

The synthesis of cyclic amino acids ¡­¡­¡­........¡­..S. S. LIN, J. Y. LIU, J. M. WANG

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883

Convenient solid-phase synthesis of benzothiazole derivatives ¡­¡­¡­..¡­....¡­¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­J., TANG, L. L. WU, X. HUANG

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885

A stereoselective synthesis of substituted allyl alcohol by three component reaction of acetylenic sulfone, phenylseleno-magnesium bromide and ketones¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­.......¡­M. H. XIE,, L. L. WU, X. HUANG

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887

Studies on the model synthesis of the brassinolide and dolicholide side chains¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­........L. Z. PENG, F. Z. ZHANG, T. S. MEI, Y. L. LI

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889

A facile and efficient synthesis of substituted pyrroles by three component coupling reaction of amines, aldehydes and nitroalkanes ¡­¡­¡­¡­..........¡­¡­¡­¡­..

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­....¡­¡­...Y. S. XIAO, Y. G. WANG

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893

Synthesis and herbicidal activities of 3-(substituted phenyl)isoxazole derivatives¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­......¡­¡­ZHOU, W. R. MIAO, L. B. CHEN

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897

Synthesis and characterization of novel N-ferrocenesulfonyl benz-imidazole¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­..¡­.¡­...B. Q. YANG., P. H. YANG, A.. L. ZHU

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901

Microwave-assisted regioselective 1-O-deacylation of peracylated glycopyranoses on alumina¡­¡­¡­¡­....................................¡­..J. Q. DONG, S. J. ZHANG, Y. G. WANG

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904

The studies of the reactions of 2, 4, 6-triphenylpyrylium tetrafluoroborate  with amino acids¡­¡­¡­¡­¡­................¡­¡­¡­¡­¡­.S. S. LIN, X. J. KONG, J. Y. LIU, C. Y. LI

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907

Copolymerization of ethylene/1-butene with heterogeneous TiCl4/ (¦Á-di-imine)nickel(II) complex  combined  catalyst¡­¡­¡­¡­......................¡­¡­¡­¡­¡­..¡­.¡­¡­...¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­....¡­¡­¡­¡­.S. Q. LIN, Q. X. ZHANG, H. H. WANG

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911

Synthesis and adsorption property of two polymeric adsorbents with pendent ether bonds¡­¡­.................................¡­.J. G. HUANG, M. C. XU,H. T. LI, Z. Q. SHI, B. L. HE

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914

Aqueous biphasic hydroformylation of oleyl alcohol catalyzed by thermo-regulated rhodium complex¡­¡­.........................¡­¡­¡­¡­.F. Z.. KONG,  X. L. ZHENG,  Z. L. JIN

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917

A new flavonol diglycoside from Pyrrosia petiolosa¡­¡­¡­........¡­¡­¡­.¡­¡­¡­¡­¡­..

¡­¡­...¡­¡­..¡­¡­¡­...¡­..¡­...¡­.¡­¡­¡­.....Y. C. YANG, C. YANG, S. Y. MO, J. G. SHI 

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920

Two new flavonol glycosides from Knoxia corymbosa¡­¡­...........¡­¡­.Y. B. WANG,

.............S. X. MEI, Y. H. WANG, J. F. ZHAO, H. Y. REN, J. GUO, H. B. ZHANG, L. LI

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923

A new flavan-3-ol glucoside from Daphniphyllum oldhami¡­¡­¡­........¡­¡­¡­¡­¡­..

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­¡­¡­¡­...¡­.¡­¡­..Z.Y. SHAO, D. Y. ZHU, Y. W. GUO

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926

A new benzophenone from Securidaca inappendiculata¡­¡­¡­¡­¡­¡­......¡­¡­¡­¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­....¡­¡­¡­X. D. YANG, L. Z. XU, S. L. YANG.

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930

A new iridoid glycoside and a new iridoid from Pedicularis kansuensis f. albiflora¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­.......... C. S. YUAN, W. D. XIE, X. P. YANG, Z. J. JIA

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932

 

934

A new cyclic peptide from Schnabelia tetradonta¡­¡­¡­¡­.......¡­¡­¡­¡­¡­¡­.¡­¡­..

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­¡­¡­.H. DOU, Y. ZHOU, S. L. PENG, L. S. DING

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A new iridoid glucoside from Lagotis yunnanensis.¡­¡­¡­.......¡­¡­¡­¡­¡­¡­¡­.¡­..

¡­¡­¡­¡­¡­.¡­¡­.X. D. YANG, S. X. MEI., J. F. ZHAO., G. P. LI, H. B. ZHANG, L. LI

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936

Two new bromophenols from red alga Rhodomela confervoides¡­...........¡­¡­¡­¡­.

¡­¡­¡­¡­¡­.¡­¡­¡­¡­¡­....¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­..¡­¡­¡­X. FAN , N. J. XU, J.G. SHI

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939

Application of high performance liquid chromatography to separation of novel chiral tetrahedral heterometal clusters¡­¡­¡­¡­¡­¡­¡­.................¡­¡­¡­¡­.¡­.¡­¡­

¡­¡­¡­¡­¡­¡­¡­..¡­..X. Y. ZHU, W. Q. ZHANG, Y. H. ZHANG, L. R. CHEN, Y. M. LI

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942

Separation of phenolic compounds and organic anions using ODS column coated with meso-octamethylcalix[4]pyrrole and water as eluent¡­¡­¡­¡­........................¡­

¡­¡­¡­¡­¡­¡­¡­.¡­¡­¡­L. J. HE, S. J. SHAO, Y. GUO, H. J. MA, X. LIU, S. X. JIANG

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946

Size dependence of first-order hyperpolarizability of CdS nanoparticles studied by hyper-Rayleigh scattering¡­¡­¡­.........................¡­....¡­¡­¡­¡­¡­¡­¡­¡­.Y. ZHANG,

...X. WANG, M. MA, D. G. FU, N. GU, J. Z. LIU, Z. H. LU, L. XU, J. XU, K. J. CHEN

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948

Determination of amino acids in an individual erythrocyte by capillary electrophoresis with intracellular FITC-derivatization and  

Laser-induced fiorescence detection¡­¡­¡­¡­¡­¡­¡­........¡­¡­H. ZHANG, W. R. JIN

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952

Corrosion inhibition of a green scale inhibitor polyepoxysuccinic acid¡­¡­.............

.¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­...R. C. XIONG, Q. ZHOU, G. WEI

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955

Dimerization of propylene by nickel (II) and cobalt (II) catalysts based on bidentate nitrogen-phosphino chelating ligands¡­¡­¡­¡­¡­...........................S. Z. WU, S. W. LU

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958

The role of triplet state of oligophenylenevinylenes (OPVs) in their photo-oxidative degradation¡­¡­¡­¡­¡­¡­¡­¡­.......L. C. MA,. S. P.QIAN, Z. H. HAN, 

...................X. S. WANG, S. D. YAO, J. R. CHEN,. B. J. WANG, B. W.ZHANG, Y. CAO

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962

The solvent effect on the chemoselectivity of palladium-catalyzed oligo-merization of 3, 3-dimethyl-1-butyne¡­¡­¡­............................¡­..¡­..¡­...¡­¡­¡­¡­¡­..¡­¡­.¡­¡­...

¡­¡­¡­¡­¡­¡­¡­¡­¡­..¡­.¡­¡­¡­.J. S. CHENG, J. H. LI, H. F. JIANG , X. Y. OUYANG

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966

Controlling pore size and its distribution of ¦Ã-Al2O3 nanofiltration membranes¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­.....¡­¡­¡­¡­¡­¡­..R. C. XIONG, X. D. LEI, G. WEI

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969

Synthesis of LDHs and rheological properties of laponite/LDHs dispersions¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­¡­.¡­¡­.P. Z. GUO, D. J. SUN, J. ZHANG

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973

Size effects of nano-crystalline cellulose¡­¡­¡­¡­¡­.....¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­....

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­..¡­G. K. LI, X. F. LI, Y. JIANG, M. Z. ZENG, E. Y. DING

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977

Preparation and selectivity of molecularly imprinted polymer coating on the micro pore membrane of polytetrafluoroethylene¡­...¡­¡­¡­..............................¡­¡­¡­¡­¡­..

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­¡­..H. S. GUO, Y. M. JIA, X.W. HE

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979

Indirect determination of ascorbic acid with ammonium sulfate and isopropyl alcohol by extraction-flotation of copper¡­...¡­.............................¡­¡­¡­¡­¡­¡­¡­¡­¡­

¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­...¡­¡­...S. M. WANG, Y. XING, Q. M. LI

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983

Application of genetic programming in predicting infinite dilution activity coefficients of organic compounds in water¡­................¡­¡­¡­¡­Y. L. CAO, H. Y. LI

 

987