FLAVONOIDS FROM AGERATUM SPECIES .5. FURTHER POLYSUBSTITUTED FLAVONES FROM AGERATUM-HOUSTONIANUM

被引:11
作者
QUIJANO, L
CALDERON, JS
GARIBAY, FG
ESCOBAR, E
RIOS, T
机构
关键词
D O I
10.1016/S0031-9422(00)81761-6
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
The aerial parts of Ageratum houstonianum afforded three new flavones, 5-hydroxy-6,7,8,2'',4'',5''-hexamethoxyflavone; 5,2''-dihydroxy-6,7,8,4'',5''-pentamethoxyflavone and 5-hydroxy-6,7,2'',4'',5''-pentamethoxyflavone. The known 5,6,7,3'',4'',5''-hexamethoxyflavone was also isolated. Structural determination involved spectral methods and chemical degradations.
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页码:2075 / 2078
页数:4
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