Name: 1-(3-Sulfophenyl)-3-methyl-5-pyrazolone CA Name: Benzene sulfonic acid,3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- Molecular Structure: Molecular Formula:C10H10N2O4S Molecular Weight: 254.26 CAS Registry Number: 119-17-5
Name: 4-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid CA Name: Benzenesulfonic acid,4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- Molecular Structure: Molecular Formula:C10H10N2O4S Molecular Weight: 254.26 CAS Registry Number: 89-36-1
Name: 4,5-Diamino-1-naphthalenesulfonic acid CA Name: 1-Naphthalenesulfonic acid,4,5-diamino- Molecular Structure: Molecular Formula:C10H10N2O3S Molecular Weight: 238.26 CAS Registry Number: 6362-18-1
Name: 5,6-Diaminonaphthalene-1-sulfonic acid CA Name: 1-Naphthalenesulfonic acid,5,6-diamino- Molecular Structure: Molecular Formula:C10H10N2O3S Molecular Weight: 238.26 CAS Registry Number: 84-92-4
Name: 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one CA Name: 3H-Pyrazol-3-one,2,4-dihydro-5-methyl-2-phenyl- Molecular Structure: Molecular Formula:C10H10N2O Molecular Weight: 174.2 CAS Registry Number: 89-25-8