1217-96-5 BRN 1998907 ENT 27,120 O-(2-Chloro-1-(2,4-dibromophenyl)ethenyl) O,O-dimethyl phosphorodithioate Phosphorothioic acid, O-(2-chloro-(2,4-dibromophenyl)vinyl) O,O-dimethyl ester Phosphorothioic acid, O-(2-chloro-1-(2,4-dibromophenyl)ethenyl) O,O-dimethyl ester SD 9174 Shell SD-9174