CHINESE CHEMICAL LETTERS

 

Vol.10, No.11,1999

 

CONTENTS

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Asymmetric photocatalyzed addition of cyclic amines to the chiral 5-(l)-menthyloxy-2(5H)-furanone...…..……............Z.Y.WANG, T.Y.JIAN, Q.H.CHEN

 

 

889

Bimolecular self-condensation of pyrrolizinones induced by Grignard reagent.......................…………………………….......W.G.YAN, S.F.ZHANG, L.J.WU

 

 

893

The influence of ketones on the formation of symmetrical secondary amine: A new method for preparation of N, N-Bis-(dimethoxyphenylethy)amine

…………………………………………….…………….…....….C.Z.RAN, L.XIA, P.Z.NI

 

 

895

Reductive cleavage of S-S bond by Sm/NiCl2 or Sm/NiCl2 6H2O system: A new method for the preparation of thiolesters………………………………..…

…………………………………………………….....H.Y.WU, R.E.CHEN, Y.M.ZHANG

 

 

 

899

Synthesis of 3 or 4-substituted pyridine-2, 6-dicarboxylic acid………………..

………………………………………………....X.H.YIN, M.Y.YANG, H.H.SHI, L.Q.GU

 

 

903

Synthesis of isoquinoline-1,3-dicarboxylic acid……………………………………

………………………………………………....X.H.YIN, M.Y.YANG, H.H.SHI, L.Q.GU

 

 

907

A facile synthesis of w -bromo-diene via solid/liquid transferred wittig reactions of w-bromobutyltriphenyl phosphonium salts with    a,b-unsaturated aldehydes……………………………..……....D.Q.SHI, R.Y.CHEN

 

 

 

911

The synthesis of gallic esters of higher fatty alcohols under solvent-free conditions using microwave irradiation….........................................................

....................................................................................H.X.LIN, L.X.ZHANG, L.S.CHENG

 

 

 

915

Synthesis of 1,7-Bis(4-hydroxyphenyl)-3-hydroxy-1,3-heptadien-5-one…...….

………………………………………………......M.Z.ZHU, S.B.LI, Q.GAO, G.L.ZHANG

 

 

917

Two quinines from the aerial parts of sphallerocarpus gracillis……………….

…………………………………………………………….....N.Y.CHEN, J.SHI, T.CHEN

 

 

919

Vaccariside A, novel saponin from Vaccaria segetalis (neck.) Garcke………...

…………………………….....J.MA, W.C.YE, H.M.WU, F.H.HE, J.Z.DENG, S.X.ZHAO

 

 

921

A pair of new geometrically isomeric triterpenoid saponins from the seeds of aesculus chinensis………………....X.W.YANG, J.ZHAO, Y.X.CUI, L.H.ZHANG

 

 

925

Small peptide interacting with pollen calmodulin and their effects on cellular functions……………………………………….…….J.SU, Y.L.SONG, M.HU

 

 

929

Direct enantiomer separation of 2-phenylcyclopropanecarboxylate esters on cyclodextrin derivatives stationary phases in GC……………………………

………………………………...M.Y.NIE, L.M.ZHOU, X.L.LIU, Q.H.WANG, D.Q.ZHU

 

 

 

933

Ground state spins of bicarbenes and binitrenes, coupled through electronrich rings…………………………...H.Q.HU, Y.J.LIU, D.C.FENG, C.B.LIU

 

 

937

Jahn-Teller effect on binary indium bromide An ab initio study…….…………

……………………………………………………………………...K.C.WU, J.LI

 

 

941

Electrochemical reduction characteristics of a-nitronaphthalene in sulfuric acid solution...............................................................................................

   ................................C.A.MA, W.K.ZHANG, Y.P.GAN, H.HUANG, M.C.LI, S.P.TONG

 

 

945

Synthesis and spectrophotometric studies of 2-(2-imidazolylazo)-5- diethylamino phenol………………………………....F.Y.PAN, C.H.GE, H.D.LIANG

 

 

949

Synthesis and fluorescence quenching of copolymer containing 3,4,9,10-perylenetetracarboxyl diimide side chains……………….................Z.ZHANG,

……..….....Z.B.CHEN, F.L.BAI, Y.P.ZHANG, Y.M.MO, M.ZHENG, X.L.YAN, Y.L.LI

 

 

 

953

Spectrophotometric investigation of cadmium complex solution with m-bromobenzenediazoaminoazobenzene...……..........H.W.GAO, L.WANG, H.YE

 

 

957

Intrachain and interchain interactions in polystyrene: Dilute and semidilute solutions……………………………………..X.S.LI, G.C.WANG, B.L.HE

 

 

961

The effect of neodymia on the activity of hydrocarbon synthesis catalysts from carbon dioxide……………………………......X.Y.LIU, G.C.DENG, Y.T.CHEN

 

 

965

Effect of CeO2 promoter on the performance of catalyst for CH4, CO2 with O2 to synthesis gas………………....L.Y.FU, Q.B.WANG, S.J.LU, W.G.XIE, F.L.QIU

 

 

967

Synthesis, structure and spectroscopic properties of organophosphoryl polyoxotungstates of formula-[R2PW9O34]5-(R=C6H5P(S),C6H11P(O))......

……………………………………...……………….......Z.G.SUN, J.X.LI, Q.LIU, J.F.LIU

 

 

 

971

Reaction of [(m-RE)(m-co)Fe2(CO)6]-[Et3NH]+(E=S, Se, Te) salts with benzenesulfinyl chloride and carbon disulfide……..…………………..C.G.YAN

 

 

973

The assembly and molecular structure of a novel one-dimensional cyanide-

Bridged [Ni(pn)2Ni(CN)4]n.nH2O complex….……...……………..X.Y.ZHANG,

……………...D.GUO, J.M.TANG, S.Z.ZHAN, Q.Z.HAN, C.X.DU, Y.ZHU, R.N.YANG

 

 

 

975

Synthesis of mesoporous silica molecular sieves via a novel templating scheme………………………………….....X.M.ZHANG, Z.R.ZHANG, J.S.SUO, S.B.LI

 

979

   
   
Supported by the National Natural Science Foundation of China