Shamimin:: A new flavonol C-glycoside from leaves of Bombax ceiba

被引:33
作者
Faizi, S [1 ]
Ali, M [1 ]
机构
[1] Univ Karachi, HEJ Res Inst Chem, Karachi 75270, Pakistan
关键词
D O I
10.1055/s-2006-960796
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Shamimin a new flavonol C-glycoside has been isolated as a pale yellow powder from the ethanolic extract of fresh, undried leaves of Bomber ceiba. Its structure has been elucidated as 2-(2,4,5-trihydroxyphenyl)-3,5,7-trihydroxy-6-C-glucopyranosyloxy-4H-1-benzopyran-4-one through extensive spectroscopic methods (IR, mass,H-1- and C-13-NMR), and 2D-NMR experiments. Shamimin showed antimicrobial activity against a few bacteria and fungi.
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页码:383 / 385
页数:3
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