41219-30-1 6-Chloro-4-thiochromanyl O,O-dimethyl dithiophosphate AI3-29082 Phosphorodithioic acid, S-(6-chloro-3,4-dihydro-2H-1-benzothiopyran-4-yl) O,O-dimethyl ester S-(6-Chloro-3,4-dihydro-2H-1-benzothiopyran-4-yl) O,O-dimethyl phosphorodithioate