Concinnasteoside A, a new bisdesmosidic cholestane glycoside from the stems of Dracaena concinna

被引:11
作者
Mimaki, Y
Kuroda, M
Takaashi, Y
Sashida, Y
机构
[1] School of Pharmacy, Tokyo Univ. of Pharm. and Life Sci., Hachioji, Tokyo 192-03
来源
JOURNAL OF NATURAL PRODUCTS | 1997年 / 60卷 / 11期
关键词
D O I
10.1021/np9703095
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
A new bisdesmosidic cholestane glycoside, designated as concinnasteoside A, was isolated from the fresh stems of Dracaena concinna. The structure was determined to be 1 beta,3 beta,16 beta-trihydroxy-5 alpha-cholesta-7,23-dione 1-O-alpha-L-rhamnopyranosyl 16-O-beta-D-glucopyranoside on the basis of spectroscopic analysis, including 2D NMR techniques. Concinnasteoside A is believed to be the first example of a cholestane glycoside from a plant of the genus Dracaena.
引用
收藏
页码:1203 / 1206
页数:4
相关论文
共 15 条
[1]  
BREITMAIER E, 1987, CARBON 13 NMR SPECTR, P337
[2]   AN UNBOUNDED SYSTEMATIC SEARCH OF CONFORMATIONAL SPACE [J].
GOODMAN, JM ;
STILL, WC .
JOURNAL OF COMPUTATIONAL CHEMISTRY, 1991, 12 (09) :1110-1117
[3]   THE RELATIONSHIP BETWEEN PROTON-PROTON NMR COUPLING-CONSTANTS AND SUBSTITUENT ELECTRONEGATIVITIES .1. AN EMPIRICAL GENERALIZATION OF THE KARPLUS EQUATION [J].
HAASNOOT, CAG ;
DELEEUW, FAAM ;
ALTONA, C .
TETRAHEDRON, 1980, 36 (19) :2783-2792
[4]  
Hostettmann K., 1995, SAPONINS
[5]   STEROID SAPONINS [J].
MAHATO, SB ;
GANGULY, AN ;
SAHU, NP .
PHYTOCHEMISTRY, 1982, 21 (05) :959-978
[6]   Steroidal saponins from Nolina recurvata stems and their inhibitory activity on cyclic AMP phosphodiesterase [J].
Mimaki, Y ;
Takaashi, Y ;
Kuroda, M ;
Sashida, Y ;
Nikaido, T .
PHYTOCHEMISTRY, 1996, 42 (06) :1609-1615
[7]   STEROIDAL GLYCOSIDES FROM ALLIUM-ALBOPILOSUM AND A-OSTROWSKIANUM [J].
MIMAKI, Y ;
KAWASHIMA, K ;
KANMOTO, T ;
SASHIDA, Y .
PHYTOCHEMISTRY, 1993, 34 (03) :799-805
[8]   Steroidal saponins from Sansevieria trifasciata [J].
Mimaki, Y ;
Inoue, T ;
Kuroda, M ;
Sashida, Y .
PHYTOCHEMISTRY, 1996, 43 (06) :1325-1331
[9]   Pregnane glycosides from Sansevieria trifasciata [J].
Mimaki, Y ;
Inoue, T ;
Kuroda, M ;
Sashida, Y .
PHYTOCHEMISTRY, 1997, 44 (01) :107-111
[10]   Steroidal glucosides from leaves of Cordyline stricta [J].
Mimaki, Y ;
Takaashi, Y ;
Kuroda, M ;
Sashida, Y .
PHYTOCHEMISTRY, 1997, 45 (06) :1229-1234