2-Phenyl-5,7,8-trihydroxy-4H-1-benzopyran-4-one 4443-09-8 4H-1-Benzopyran-4-one, 2-phenyl-5,7,8-trihydroxy- (9CI) 5,7,8-Trihydroxyflavone 5-18-04-00571 (Beilstein Handbook Reference) BRN 0272168 FLAVONE, 5,7,8-TRIHYDROXY- NSC 128304 Norwogonin