4-[4-[[4-(dimethylamino)phenyl]methylene]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonic acid
4-[4-[[4-(dimethylamino)phenyl]methylene]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonic acid
CAS: 33981-19-0
Molecular Formula: C19H19N3O4S