Benzenesulfonic acid,2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-[(3-phosphonophenyl)azo]-1H-pyrazol-1-yl]- is a chemical compound registered under CAS number 91990-49-7, with the molecular formula C16H13Cl2N4O7PS and a molecular weight of about 507.23 g/mol. ProvideChemicals supplies Benzenesulfonic acid,2,5-dichloro-4-[4,5-dihydro-3-methyl-5-oxo-4-[(3-phosphonophenyl)azo]-1H-pyrazol-1-yl]- for laboratory research and bulk production; product code 868736. Send an inquiry for purity, packaging, price and lead time.