Oblongionosides A-F, megastigmane glycosides from the leaves of Croton oblongifolius Roxburgh

被引:20
作者
Takeshige, Yuya [1 ]
Kawakami, Susumu [1 ]
Matsunami, Katsuyoshi [1 ]
Otsuka, Hideaki [1 ]
Lhieochaiphant, Duangporn [2 ]
Lhieochaiphant, Sorasak [3 ]
机构
[1] Grad Sch Biomed Sci, Dept Pharmacognosy, Minami Ku, Hiroshima 7348553, Japan
[2] Chiang Mai Univ, Fac Pharm, Dept Pharmaceut Sci, Chiang Mai 50200, Thailand
[3] Payap Univ, Fac Pharm, Chiang Mai 50000, Thailand
基金
日本学术振兴会;
关键词
Croton oblongifolius; Euphorbiaceae; Oblongionoside; Megastigmane glycosidemodified; Mosher's method; DITERPENOIDS; GLUCOSIDES;
D O I
10.1016/j.phytochem.2012.05.011
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
From the 1-BuOH-soluble fraction of a MeOH extract of the leaves of Croton oblongifolius Roxburgh, collected in Chiang Mai, Thailand, six megastigmane glycosides, named oblongionosides A-F were isolated together with eight known compounds, and their structures elucidated on the basis of spectroscopic data. Absolute structures were determined by HPLC analyses and application of the modified Mosher's method. (C) 2012 Elsevier Ltd. All rights reserved.
引用
收藏
页码:132 / 136
页数:5
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