TRITERPENOID SAPONINS FROM ILEX PARAGUARIENSIS

被引:61
|
作者
GOSMANN, G
GUILLAUME, D
TAKETA, ATC
SCHENKEL, EP
机构
[1] FAC SCI PHARMACEUT & BIOL PARIS,CHIM THERAPEUT LAB,CNRS,URA 1310,F-75270 PARIS 06,FRANCE
[2] UNIV FED RIO GRANDE SUL,FAC FARM,BR-90610000 PORTO ALEGRE,RS,BRAZIL
来源
JOURNAL OF NATURAL PRODUCTS-LLOYDIA | 1995年 / 58卷 / 03期
关键词
D O I
10.1021/np50117a015
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
The leaves of Ilex paraguariensis have yielded three new saponins named matesaponins 2, 3, and 4 [1-3], which have been characterized by chemical and nmr methods as ursolic acid 3-0-{beta-D-glucopyranosyl-(1-->3)-[alpha-L-rhamnopyranosyl-(1-->2)]}-alpha-L-arabinopyranosyl]-(28-->1)-beta-D-glucopyranosyl] ester, ursolic acid 3-0-[beta-D-glucopyranosyl-(1-->3)-[alpha-L-arabinopyranosyl]-(28-->1)-[beta-D-glucopyranosyl-(1-->6)-beta-D-glucopyranosyl] ester, and ursolic acid 3-0-beta-D-glucopyranosyl-(1-->3)-[alpha-L-rhamnopyranosyl]-(1-->2)]}-alpha-L-arabinopyranosyl]-(28-->1)-[beta-D-glucopyranosyl-(1-->6)-beta-D-glucopyranosyl] ester, respectively.
引用
收藏
页码:438 / 441
页数:4
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