1-(5,8-Dimethoxy-2H-1-benzopyran-3-yl)ethanone 5,8-Dimethoxy-2H-1-benzopyran-3-yl methyl ketone 5-18-03-00253 (Beilstein Handbook Reference) 64466-49-5 BRN 1250329 Ethanone, 1-(5,8-dimethoxy-2H-1-benzopyran-3-yl)- (9CI) KETONE, 5,8-DIMETHOXY-2H-1-BENZOPYRAN-3-YL METHYL