84197-36-4 BRN 5612303 O,O-Diethyl O-(2,4-dichloro-5-nitrophenyl) phosphorothioate O-(2,4-Dichloro-5-nitrophenyl) O,O-diethyl phosphorothioate Phosphorothioic acid, O-(2,4-dichloro-5-nitrophenyl) O,O-diethyl ester