A PREGNANE STRUCTURALLY RELATED TO WITHANOLIDES FROM PHYSALIS-VISCOSA

被引:8
作者
SILVA, GL
PACCIARONI, A
OBERTI, JC
VELEIRO, AS
BURTON, G
机构
[1] NATL UNIV CORDOBA,FAC CIENCIAS QUIM,CONICET,IMBIV,RA-5000 CORDOBA,ARGENTINA
[2] UNIV BUENOS AIRES,FAC CIENCIAS EXACTAS & NAT,DEPT QUIM ORGAN,RA-1428 BUENOS AIRES,ARGENTINA
关键词
PHYSALIS-VISCOSA; SOLANACEAE; PREGNANE; WITHANOLIDE;
D O I
10.1016/0031-9422(93)85379-6
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
A 20-ketopregnane with its A and B rings identical to those of withanolide D was isolated from the aerial part of Physalis viscosa. The same extract also contained 4beta-hydroxywithanolide E and withaphysanolide. An extract from the roots of P. viscosa contained only 4beta-hydroxywithanolide E and withanolide D.
引用
收藏
页码:871 / 873
页数:3
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