17702-78-2 AI3-27123 ENT 27,123 Phosphorodithioic acid, S-(4,6-dimethyl-2-pyrimidinyl) O-ethyl O-(1-methylethyl) ester (9CI) Phosphorodithioic acid, S-(4,6-dimethyl-2-pyrimidinyl) O-ethyl O-isopropyl ester R 5763 S-(4,6-Dimethyl-2-pyrimidinyl) O-ethyl O-(1-methylethyl) phosphorodithioate Stauffer R-5763