18264-33-0 4-06-00-00819 (Beilstein Handbook Reference) BRN 2124398 O,O-Diethyl O-(3-chlorophenyl) phosphorothioate O-(3-Chlorophenyl) O,O-diethyl phosphorothioate Phosphorothioic acid, O-(3-chlorophenyl) O,O-diethyl ester