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CHINESE
CHEMICAL LETTERS
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Vol. 11, No. 6, 2000
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CONTENTS
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Determination of constituents in
hair dyes by reversed-phase high-
performance liquid chromatography………....................................................……
.....………………………………………..…B. H. SHAO, J. W. YAN, X. Z. XU, X. Y. FU
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471
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Reduction of diaryldiselenides
by system of Cp2TiCl2/ BuiMgBr/ THF and its
application in synthesis of unsymmetrical diaryl selenides…….........……
……………….....……………………….…………………………...X. H. XU, X. HUANG
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473
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Study on unexpected
cycloaddition reactions of imines with THF……….……
………………………………………......…...J. ZHAO, P. XIE, S. F. CHEN, X. T. LIANG
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475
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Photoinduced
one-electron reduction of 1,4-dihydroxyanthraquinone…....…
……………………………………….……...…….Z. C. XU, J. Y. AN,
Y. Z. HU, F. TIAN
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479
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Michael additions of activated
methylene compounds to a,β-unsaturated esters promoted by samarium (Ⅲ) iodide………….……………………………...
……………………………………….……....…X. Y. CHEN, W. L. BAO, Y. M. ZHANG
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483
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Functioned calix[4]arenes as
artificial enzymes catalyze aldol
condensation
…………………………....…………….L. LIU, Z. X. YANG, Y. L. WANG, S. H. CHEN
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485
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The chemical reactions of
11-hydroxycephalotaxine………..…………………….
……………………………………….…………....…...C. P. ZOU, K. M. WU, L. HUANG
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489
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Synthesis of b-cyclodextrin
bonded metal porphyrins……………….…………..
……………………………………….….....….Z. Y. LLI, C. LI, X. Y. WU, Y. N. ZHANG
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493
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Facile synthesis of amidines via
intermolecular reductive coupling of nitriles with azobenzene promoted by
samarium diiodide………..……………
……………………………………….…………………......Z. F. LI, P. LU, Y. M. ZHANG
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495
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Synthesis and properties of new-type
troponoid dithio-crown ethers......……
,,,,,,……………………………………….……………….L. J. TANG, L. Y.
JIN, B. Z. YIN
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499
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Study on synthesis of
heterocycle-fused troponoid compounds……,,………….
……………………………………….……………………,,,,,…….W. T. GAO, Z. ZHENG
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503
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Stereoselective synthesis and
anticancer activities of new podophyllotoxin derivatives: 4-b-cyano-4-deoxy-4’-demethylepipodophyllotoxin
and 4-b-carboxyl-4-deoxy-4’-demethylepipodophyllotoxin………….................……
……………………………....………….………...Z. X. CHEN, W. Y. MA, C. N. ZHANG
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505
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Synthetic studies of didemnaketals
analogue-construction of the intermediate (3S,5S,6R)-3,7-dimethyl-5,6,7-trihydroxy-octanal……………..
……………………………………….…….......Y. X. JIA, B. WU, P. Z. WANG, Y. Q. TU
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509
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Synthesis of a new polysiloxane
containing octaphenylcyclodisilazane………
……………………………………....….…N. ZHOU, Z. J. ZHANG, C. H. XU, Z. M. XIE
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511
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Total synthesis of
16-acetoxy-6,7-didehydroferruginyl methyl ether…...........
…...……........................................................Y. H. GAN, A.
P. LI, P. Y. BIE, X. F. PAN
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513
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Studies on the preparation of
bioactive oligomerstilbene by oxidative coupling reaction (I)-Preparation of
shegansu B using silver oxide as oxidant……………………………………….……………….......…L. X. ZHOU, M. LIN
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515
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Synthesis, structure and
transesterification of the derivatives of b-alkoxycarbonylethyltin
trichlorides with diethyldithiocarbamate………
…………….....………L. J. TIAN, B. ZHAO, Z. Y. ZHOU, M. XIA,
W. T. YU, P. YANG
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517
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Study of catalysts on the synthesis
of methyl acrylate by hydroesterification of methyl formate with acetylene……………..……………………………………...
………………………………........X. H. HUANG, X. G. YANG, J. Q. ZHANG, Z.
T. LIU
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521
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Synthesis and characterization
of polyurethane/poly (urethane modified
bismaleimide-bismaleimide) IPNs……………………………Y. L. CAI, P. S. LIU
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525
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Photoinduced electron transfer
reaction between poly-guanylic acid (5`) with
anthraquinone-2-sulfonate….…..J. H. MA, H.
SHAO, S. D. YAO, N. Y. LIN
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527
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The identification of two new
sterols from marine organism…………………..
………………………………………...
……………………….......S. H. XU, L.
M. ZENG
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531
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Two new sterols from Amoora
yunnanensis……………...………………………….
……………………………………….…....…X. D. LUO, S. H. WU, Y. B. MA, D. G. WU
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535
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Two new o-terpenoidal
coumarins, excavacoumarin A and B from Clausena excavata……H. P. HE, Y. M. SHEN, G. Y.
ZUO, W. M. ZHU, X. S. YANG, X. J. HAO
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539
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Two new bis-tetrahydrofuran ring
annonaceous acetogenins from the roots of Uvaria calamistrata……..…..….. G. X. ZHOU, R. Y. CHEN, H. CHEN, D. Q. YU
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543
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Photodissociation of
cycloketones by ultraintense femtosecond laser pulses....…………………………….C. Y. WU,Y. J. XIONG, J. X. WANG, F. A.
KONG
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545
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The retention behaviors of
benzene and its alkyl homologues in micro-
emulsion electrokinetic
chromatography………….............………………………
……………………………………….……....….X. Y. FU, W. YUAN, X. Z. XU, J. D. LU
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549
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A new fluorescent sensor for
transition metal ions in aqueous solution......…
………………………………….......L. J. JIANG, Z. L. WANG, X. Q. JIANG, Q.
H. LUO
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551
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Structral multiplicity of
monomers of an amphiphilic porphyrin at the outer surface of CTAB micelle………...…Y. H. ZHANG, C. MA, L. GUO, Q. S. LI
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555
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Growth of carbon nanotubes over
Ni nano-particles prepared in situ by reduction of La2NiO4
oxides…………....Q. LIANG, Q. LI, B. L. ZHANG, Z. L. YU
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559
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Application of CO2-TPD
in the synthesis of composite oxides from metal-
organic precursors…..................Z. P. SHAO, H. DONG, G. X. XIONG, W. S. YANG
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561
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Supported
by the National Natural Science Foundation of China
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