247184-07-2

3-Amino-4-(2-methylphenyl)pyrazolin-5-one 5-Amino-4-o-tolyl-1,2-dihydro-pyrazol-3-one 4-(2-methylphenyl)-5-amino-1H-pyrazol-3-one 3H-Pyrazol-3-one, 5-amino-1,2-dihydro-4-(2-methylphenyl)-