4'-Methylgenistein 491-80-5 4H-1-Benzopyran-4-one, 5,7-dihydroxy-3-(4-methoxyphenyl)- 5,7-Dihydroxy-4'-methoxyisoflavone BIOCHANIN A Biochanin Biochanin-A Biochanine A Genistein 4-methyl ether Isoflavone, 5,7-dihydroxy-4'-methoxy- NSC123538