Dammarane derivatives from the dried fruits of Forsythia suspensa

被引:59
作者
Rouf, ASS [1 ]
Ozaki, Y
Rashid, MA
Rui, J
机构
[1] Univ Dhaka, Dept Pharm, Dhaka 1000, Bangladesh
[2] Natl Inst Hlth Sci, Div Pharmacognosy & Phytochem, Setagaya Ku, Tokyo 1580851, Japan
[3] Tianjin Municipal Inst Drug Control, Tianjin 00070, Peoples R China
关键词
Forsythia suspense; Oleaceae; damaranes; triterpenoids;
D O I
10.1016/S0031-9422(01)00028-0
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
Anti-inflammatory activity guided fractionation of the n-hexane soluble fraction of a 70% aqueous methanolic extract of the dried fruits of Forsythia suspensa afforded two new triterpenes. The structures of these compounds were elucidated as 3 beta -acetyl-20,25-epoxydammarane-24 alpha -ol (1) and 3 beta -acetyl-20,25-epoxydammarane-24 beta -ol (2) on the basis of spectral data interpretation as well as by comparison with those of structurally similar compounds. (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:815 / 818
页数:4
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