Labdane diterpenes from Otostegia fruticosa

被引:26
作者
Al-Musayeib, NM [1 ]
Abbas, FA [1 ]
Ahmad, MS [1 ]
Mossa, JS [1 ]
El-Feraly, FS [1 ]
机构
[1] King Saud Univ, Coll Pharm, Dept Pharmacognosy, Riyadh 11451, Saudi Arabia
关键词
Otostegia fruticosa; labdane diterpenes; otostegin; harpagide; ballonigrin; vulgarol;
D O I
10.1016/S0031-9422(00)00185-0
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
The new labdane diterpenes otostegin A (2), otostegin B (6) and 15-egi-otostegin B (7) were isolated from the aerial parts of Otostegin fruticosa, besides the previously known labdanes preleoheterin (1), leoheterin (3), leopersin C and 15-epi-leopersin C (4, 5). ballonigrin (9) and vulgarol (11), along with the iridoid glucoside 8-O-acetylharpagide (10). The structure elucidation of all the isolated compounds was based on their spectral data and chemical derivatization. (C) 2000 Published by Elsevier Science Ltd.
引用
收藏
页码:771 / 775
页数:5
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