Unusual 6′-fatty acid esters of (24S)-24-ethylcholesta-5,25-dien-3β-yl β-D-glucopyranoside from Teucrium fruticans

被引:15
作者
Fontana, G
Savona, G
Rodríguez, B
De la Torre, MC
机构
[1] Univ Palermo, Dipartimento Chim Organ, I-90123 Palermo, Italy
[2] CSIC, Inst Quim Organ, E-28006 Madrid, Spain
关键词
Teucrium fruticans; Labiatae; sterol glycoside; 6 '-fatty acid esters; (24S)-24-ethylcholesta-5,25-dien-3 beta-yl 6 '-O-acyl-beta-D-glucopyranoside;
D O I
10.1016/S0031-9422(98)00511-1
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
An unusual (24S)-24-ethylcholesta-5,25-dien-3 beta-yl beta-D-glucopyranoside possessing a mixture of fatty acid esters at the C-6' position of the sugar moiety has been isolated from Teucrium fruticans. Spectroscopic studies and chemical transformations allowed the characterization of the sterol and sugar parts and palmitic, stearic, oleic, linoleic and linolenic acids as the main constituents of the 6'-O-acyl moiety. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:283 / 285
页数:3
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