Synonyms: 5,7-Dihydroxyflavone, Chrysin (6CI), Flavone, 5,7-dihydroxy- (7CI,8CI), 5,7-Dihydroxy-2-phenyl-4H-1-benzopyran-4-one, 5,7-Dihydroxy-2-phenyl-4H-chromen-4-one, 5,7-Dihydroxy-2-phenylchromen-4-one, 5,7-Dihydroxyflavone, Crysin, NSC 407436, 4H-1-Benzopyran-4-one, 5,7-dihydroxy-2-phenyl-