ANTIMICROBIAL ISOFLAVANS FROM ASTRAGALUS SPECIES

被引:43
作者
ELSEBAKHY, NA [1 ]
ASAAD, AM [1 ]
ABDALLAH, RM [1 ]
TOAIMA, SM [1 ]
ABDELKADER, MS [1 ]
STERMITZ, FR [1 ]
机构
[1] COLORADO STATE UNIV,DEPT CHEM,FT COLLINS,CO 80523
基金
美国国家科学基金会;
关键词
ASTRAGALUS ALEXANDRINUS; A-TRIGONUS; FABACEAE; ROOTS; ISOFLAVANS; 7-HYDROXY-2'; 3'; 4'-TRIMETHOXYISOFLAVAN; ASTRAGALUQUINONE; 8-METHOXYVESTITOL; ANTIMICROBIAL;
D O I
10.1016/S0031-9422(00)89728-9
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
Two new antimicrobial isoflavans, 1-[(3R)-7,8-dimethoxybenzopyranyl]-4-hydroxybenzoquinone (astragaluquinone) and (3S)-7,1'-dihydroxy-8,3'-dimethoxyisoflavan (8-methoxyvestitol), and the known 7-hydroxy-2',3',4'trimethoxyisoflavan were isolated From roots of Astragalus alexandrinus and A. trigonus. The structures of the new isoflavans were established by spectroscopic methods.
引用
收藏
页码:1387 / 1389
页数:3
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