2-Propen-1-one, 3-(m-aminophenyl)-1-(4-pyridyl)- 3-(m-Aminophenyl)-1-(4-pyridyl)-2-propen-1-one 3-Amino-4'-azachalkon [Czech] 5-22-13-00124 (Beilstein Handbook Reference) 64908-91-4 BRN 0392930