0-19-00-00142 (Beilstein Handbook Reference) 2-Propen-1-one, 3-(1,3-benzodiol-5-yl)-1-(4-methylphenyl)- 2-Propen-1-one, 3-(1,3-benzodioxol-5-yl)-1-(4-methylphenyl)- 3-(1,3-Benzodiol-5-yl)-1-(4-methylphenyl)-2-propen-1-one 37620-38-5 AI3-03763 BRN 0233667 Chalcone, 4'-methyl-3,4-(methylenedioxy)-