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US3974184A Microbial production of certain isoflavones 失效
某些异黄酮的微生物生产

Microbial production of certain isoflavones
摘要:
This invention relates to the novel compounds 3',5,7-trihydroxy-4',6-dimethoxy-isoflavone, 3'5,7-trihydroxy-4',8-dimethoxy-isoflavone and 3',7-dihydroxy-4',6,8-trimethoxy-isoflavone which are powerful inhibitors of catechol-O-methyl transferase (COMT) and to their production by fermentation of Actinomyces roseolus.
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