24-ISOPROPYLCHOLESTEROL AND "22-DEHYDRO-24-ISOPROPYLCHOLESTEROL, NOVEL STEROLS FROM A SPONGE

被引:61
作者
HOFHEINZ, W
OESTERHELT, G
机构
[1] Pharmazeutische Forschungsabteilung, Zentrale Forschungseinheiten der F. Hoffmann-La Roche & Co. AG, Basel
关键词
D O I
10.1002/hlca.19790620443
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
24‐Isopropycholesterol (1) and 22‐dehydro‐24‐isopropylcholesterol 2 have been isolated as the only sterols from an Australian sponge of the genus Pseudaxinyssa. Structures have been deduced from spectroscopic data. Copyright © 1979 Verlag GmbH & Co. KGaA, Weinheim
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页码:1307 / 1309
页数:3
相关论文
共 7 条
[1]  
BHACCA NS, 1964, APPLICATIONS NMR SPE
[2]   CHARACTERIZATION OF STEROLS BY GAS CHROMATOGRAPHY-MASS SPECTROMETRY OF TRIMETHYLSILYL ETHERS [J].
BROOKS, CJW ;
HORNING, EC ;
YOUNG, JS .
LIPIDS, 1968, 3 (05) :391-&
[3]   IDENTIFICATION OF PLANT STEROLS USING COMBINED GLC/MASS SPECTROMETRY [J].
KNIGHTS, BA .
JOURNAL OF GAS CHROMATOGRAPHY, 1967, 5 (06) :273-&
[4]   MINOR AND TRACE STEROLS IN MARINE-INVERTEBRATES .12. OCCURRENCE OF 24(R+S)-ISOPROPENYLCHOLESTEROL, 24(R+S)-METHYLCHOLESTA-5,25-DIEN-3-BETA-OL, AND 24(R+S)-METHYLCHOLESTA-7,25-DIEN-3-BETA-OL IN THE CARIBBEAN SPONGE, VERONGIA-CAULIFORMIS [J].
KOKKE, WCMC ;
PAK, CS ;
FENICAL, W ;
DJERASSI, C .
HELVETICA CHIMICA ACTA, 1979, 62 (04) :1310-1318
[5]  
Minale L, 1976, Fortschr Chem Org Naturst, V33, P1
[6]  
Schmitz F.J., 1978, MARINE NATURAL PRODU, VVolume I, P241
[7]   MASS SPECTROMETRY IN STRUCTURAL AND STEREOCHEMICAL PROBLEMS .146. MASS SPECTROMETRIC FRAGMENTATIONS TYPICAL OF STEROLS WITH UNSATURATED SIDE CHAINS [J].
WYLLIE, SG ;
DJERASSI, C .
JOURNAL OF ORGANIC CHEMISTRY, 1968, 33 (01) :305-&