A xanthone from Senecio mikanioides leaves

被引:21
作者
Catalano, S
Luschi, S
Flamini, G
Cioni, PL
Nieri, EM
Morelli, I
机构
[1] Dipartimento di Chimica Bioorganica, 56126 Pisa
关键词
Senecio mikanioides; Asteraceae; leaves; xanthones; 2-(2'-O-p-hydroxybenzoyl)-C-beta-D-glucopyranosyl-1,3,6,7-tetrahydroxyxanthone; muraxanthone;
D O I
10.1016/0031-9422(96)00154-9
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 new p-hydroxybenzoylated xanthone, [2-(2'-O-p-hydroxybenzoyl)-C-beta-D-glucopyranosyl-1,3,6,7-tetrahydroxyxanthone], muraxanthone, and four known xanthones have been isolated from the leaves of Senecio mikanioides. The structure of the new compound has been defined by means of FAB-mass spectrometry and a combination of home- and hetero-nuclear one- and two-dimensional NMR techniques.
引用
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页码:1605 / 1607
页数:3
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