STUDIES ON MARINE CHEMICALS .2. MINOR C29-STEROIDS FROM THE MARINE RED ALGA, GRACILARIA-EDULIS

被引:23
作者
DAS, B
SRINIVAS, KVNS
机构
[1] Organic Chemistry Division-I, Indian Institute of Chemical Technology, Hyderabad
关键词
GRACILARIA-EDULIS; GRACILARIACEAE; MARINE RED ALGA; STEROIDS; 3-BETA-HYDROXYPORIFERAST-5-EN-7-ONE; PORIFERAST-5-EN-3-BETA; 7-ALPHA-DIOL; PORIFERASTA-3,5-DIEN-7-ONE;
D O I
10.1016/0031-9422(92)83292-7
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Four minor C29-steroids, poriferast-5-en-3-beta-ol (clionasterol), 3-beta-hydroxyporiferast-5-en-7-one, poriferast-5-en-3-beta,7-alpha-diol and poriferasta-3,5-diene-7-one were isolated from the marine red alga, Gracilaria edulis. This is the first report of the characterization of the last three compounds from a natural source and of the first compound from a species of Gracilaria.
引用
收藏
页码:2427 / 2429
页数:3
相关论文
共 9 条
[1]   4 ALPHA-METHYL-24S-ETHYL-5 ALPHA-CHOLESTAN-3 BETA-OL AND 4 ALPHA-METHYL-24S-ETHYL-5 ALPHA-CHOLEST-8(14)-EN-3 BETA-OL, 2 NEW STEROLS FROM A CULTURED MARINE DINOFLAGELLATE [J].
BOHLIN, L ;
KOKKE, WCM ;
FENICAL, W ;
DJERASSI, C .
PHYTOCHEMISTRY, 1981, 20 (10) :2397-2401
[2]  
DAS B, 1992, IN PRESS PHYTOCHEMIS
[3]   ISOLATION OF A BIOACTIVE STEROL FROM A SEA PEN, PTEROEIDES-ESPERI [J].
DATTA, PK ;
RAY, AK ;
BARUA, AK ;
CHOWDHURI, SK ;
PATRA, A .
JOURNAL OF NATURAL PRODUCTS, 1990, 53 (05) :1347-1348
[4]   OCCURRENCE OF STERYL GLYCOSIDES AND ACYLATED STERYL GLYCOSIDES IN SOME MARINE-ALGAE [J].
DUPERON, R ;
THIERSAULT, M ;
DUPERON, P .
PHYTOCHEMISTRY, 1983, 22 (02) :535-538
[5]   INVITRO FIBRINOLYTIC PHYTOSTEROLS ISOLATED FROM THE ROOTS OF SPATHOLOBUS-SUBERETUS [J].
FUKUYAMA, Y ;
NAKANO, Y ;
GENG, PW ;
WANG, R ;
SUMITOMO, J ;
BAO, JX ;
NAKAGAWA, K .
PLANTA MEDICA, 1988, (01) :34-36
[6]  
Greca M. D., 1990, J NAT PRODUCTS, V53, P1430, DOI DOI 10.1021/np50072a005
[7]   STUDIES ON STEROIDS .2. NEW STEROLS FROM FUCUS-EVANESCENS [J].
IKEKAWA, N ;
MORISAKI, M ;
HIRAYAMA, K .
PHYTOCHEMISTRY, 1972, 11 (07) :2317-&
[8]  
KALIDINDI RSHSN, 1988, INDIAN J CHEM B, V27, P160
[9]  
RAO CB, 1982, INDIAN J CHEM B, V21, P264