MINOR XANTHONES FROM THE BARK OF CRATOXYLUM COCHINCHINENSE

被引:68
作者
SIA, GL [1 ]
BENNETT, GJ [1 ]
HARRISON, LJ [1 ]
SIM, KY [1 ]
机构
[1] NATL UNIV SINGAPORE,DEPT CHEM,SINGAPORE 0511,SINGAPORE
关键词
CRATOXYLUM COCHINCHINENSE; HYPERICOIDEAE; GUTTIFERAE; XANTHONE; 11-HYDROXY-1-ISOMANGOSTIN; 1,3,5,6-TETRAHYDROXYXANTHONE; XANTHONOLIGNOID; 5'-DEMETHOXYCADENSIN G; BISXANTHONE; CRATOXYXANTHONE;
D O I
10.1016/0031-9422(94)00526-Y
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
Three new xanthone derivatives, 11-hydroxy-1-isomangostin, a xanthonolignoid (5'-demethoxycadensin G) and a bisxanthone, as well as the known compound 1,3,5,6-tetrahydroxyxanthone, were isolated from the bark of Cratoxylum cochinchinense. Their structures were elucidated mainly by a combination of high-field NMR spectroscopic techniques.
引用
收藏
页码:1521 / 1528
页数:8
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