13269-73-3

Einecs 236-265-6 3-METHYL-1-(4'-SULFOAMIDOPHENYL)-5-PYRA& 1-(4'-Sulfamidophenyl)-3-methyl-5-pyrazolone 3-METHYL-1-(4''-SULFOAMIDOPHENYL)-5-PYRAZOL ONE 95% 4-(3-methyl-5-oxo-4H-pyrazol-1-yl)benzenesulfonamide 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonamide 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulfonamide 4-(3-Methyl-5-oxo-4,5-dihydro-1H-pyrazole-1-yl)benzenesulfonamide p-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulphonamide Benzenesulfonamide, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-