1079-72-7

4,5-Dihydro-6-p-tolyl-3(2H)-pyridazinone 6-(p-tolyl)-4,5-dihydro-3(2H)-pyridazinone 6-(P-tolyl)-4,5-dihydropyridazin-3(2h)-one 6-(4-Methylphenyl)-4,5-dihydro-3(2H)-pyridazinone 4,5-Dihydro-6-(4-methylphenyl)-3-(2H)-pyridazinone 3(2H)-Pyridazinone, 4,5-dihydro-6-(4-methylphenyl)- 2,3,4,5-Tetrahydro-6-(4-methylphenyl)-3-pyridazinone