Benzenesulfonyl chloride,4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- is a chemical compound registered under CAS number 139600-99-0, with the molecular formula C10H9ClN2O3S and a molecular weight of about 272.7 g/mol. FireTardant supplies Benzenesulfonyl chloride,4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- for laboratory research and bulk production; product code 1839512. Send an inquiry for purity, packaging, price and lead time.