o-Toluenesulfonic acid, sodium salt is a chemical compound registered under CAS number 15046-75-0, with the molecular formula C7H7NaO3S and a molecular weight of about 194.18 g/mol. It is also known as Sodium o-toluenesulfonate; SODIUMORTHO-TOLUENESULPHONATE; SODIUM 2-METHYLBENZENESULFONATE. NewsChem supplies o-Toluenesulfonic acid, sodium salt for laboratory research and bulk production; product code 851348. Send an inquiry for purity, packaging, price and lead time.