Benzenemethanesulfonic acid, a-hydroxy- is a chemical compound registered under CAS number 4389-41-7, with the molecular formula C7H8O4S and a molecular weight of about 188.2 g/mol. ProvideChemicals supplies Benzenemethanesulfonic acid, a-hydroxy- for laboratory research and bulk production; product code 1430166. Send an inquiry for purity, packaging, price and lead time.