CAS: 40633-14-5 Molecular Formula: C2 H6 O3 P S . H4 N Molecular Weight (g/mol): 159.14 Synonym: Phosphorothioic acid, O,O-dimethyl ester, ammonium salt (1:1),Ammonium methyl phosphorothioate ((NH4O)(MeO)2PS) (7CI),Phosphorothioic acid, O,O-dimethyl ester, ammonium salt (9CI),Ammonium O,O-dimethyl phosphorothioate,Ammonium O,O-dimethyl thiophosphate,Ammonium dimethyl phosphorothioate IUPAC Name: azanium;[methoxy(sulfido)phosphoryl]oxymethane SMILES: [NH4+].COP(=O)([S-])OC