Synonyms: 3(2H)-Pyridazinone, 4,5-dihydro-5-(4-aminophenyl)-6-methyl-;4,5-Dihydro-5-(4-aminophenyl)-6-methyl-3(2H)-pyridazinone;5-(p-Aminophenyl)-6-methyl-4,5-dihydro-3(2H)-pyridazinone;3(2H)-Pyridazinone, 5-(4-aminophenyl)-4,5-dihydro-6-methyl-;AC1MJ9UW;LS-129867;4-(4-aminophenyl)-3-methyl-4,5-dihydro-1H-pyridazin-6-one;117903-07-8