4-06-00-01335 (Beilstein Handbook Reference) 7699-30-1 BRN 2286472 Desmethyl methyl parathion Desmethyl parathion Phosphorothioic acid, O-methyl O-(4-nitrophenyl) ester (9CI) Phosphorothioic acid, O-methyl O-(p-nitrophenyl) ester