88-76-6

1-(2'-CHLORO-5'-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE 3-methyl-1-(2-chloro-5-sulfophenyl)-5-pyrazolone 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1-yl)-benzenesulfonic acid 3-methyl-1-(2’-chloro-5’-sulfonicphenyl)-5-pyrazolone 4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonicacid 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1-yl)-benzenesulfonicaci Benzenesulfonic acid, 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- chloropyrazolicacid5 4-chloro-3-(3-methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid 1-(2'-Chloro-5'-sulphophenyl)-3-methyl-5-pyrazolone 1-(2'-CHLORO-5'-SULFONGLPHENGL)-3-METHYL-5-PYRAZOLONE 1-(2-Chloro-5-sulfophenyl)-3-methyl-2-pyrazolin-5-one 4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid 1-(2-Chloro-5-sulfophenyl)-3-methyl-2-pyrazolin-5-one, 3-Methyl-1-(2-chloro-5-sulfophenyl)-5-pyrazolone 1-(2-Chloro-5-sulfophenyl)-3-methyl-5(4H)-pyrazolone