2588-04-7 BRN 2506019 CL 18,161 Caswell No. 849B Methanethiol, (ethylsulfonyl)-, S-ester with O,O-diethyl phosphorodithioate O,O-Diethyl S-ethsulfonylmethyl thiothionophosphate O,O-Diethyl S-ethylsulfonylmethyl thionophosphate O,O-Diethyl-S-ethylsulfonyl methylphosphorodithioate PHORATE SULFONE Phosphorodithioic acid, O,O-diethyl S-((ethylsulfonyl)methyl) ester Thimet sulfone