Two new saponins from Lysimachia capillipes Hemsl.

被引:4
|
作者
Tian, JK [1 ]
Zou, ZM
Xu, LZ
Yang, SL
机构
[1] Zhejiang Univ, Dept Chinese Med Sci & Engn, Hangzhou 310027, Peoples R China
[2] Chinese Acad Sci, Inst Med Plants Dev, Beijing 100094, Peoples R China
[3] Peking Union Med Coll, Beijing 100094, Peoples R China
关键词
capilliposide E and F; Lysimachia capillipes; triterpene saponin;
D O I
10.1111/j.1744-7909.2005.00110.x
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
To investigate the saponins from whole plants of Lysimachia capillipes Hemsl., two new saponins, named capilliposide E (1) and capilliposide F (2), were isolated. The structures of the new saponins were elucidated as 3 beta, 22 alpha-dihydroxy-16 alpha-acetat-28 -> 13-lactone-oleanane-3-O-[beta-D-glucopyranosyl-(1 -> 2)-alpha-L-arabinpyranoyl]-22-O-beta-D-glucopyranoside (1) and 3 beta, 22 alpha-dihydroxy-16 alpha-acetat-28 -> 13-lactone-oleanane-3-O-{[beta-D-glucopyranosyl-(1 -> 2)-beta-D-glucopyranosyl-(1 -> 4)]-alpha-L-arabinpyranoyl}-22-O-beta-D-glucopyranoside (2). The structures of these compounds were determined by 1D- and 2D-NMR, MS techniques, and chemical methods.
引用
收藏
页码:1271 / 1275
页数:5
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