O-ethyl S-propyl methylphosphonothioate is a chemical compound registered under CAS number 65142-99-6, with the molecular formula C6H15O2PS and a molecular weight of about 182.22 g/mol. FireTardant supplies O-ethyl S-propyl methylphosphonothioate for laboratory research and bulk production; product code 1561739. Send an inquiry for purity, packaging, price and lead time.