3659-04-9 AI3-27211 Butyric acid, 4-hydroxy-2-mercapto-, gamma-lactone, S-ester with O,O-diethyl phosphorodioate ENT 27,211 GC 9879 General chemicals 9879 O,O-Diethyl S-(tetrahydro-2-oxo-3-furnayl) phosphorodithioate Phosphorodithioic acid, O,O-diethyl S-(tetrahydro-2-oxo-3-furanyl) ester (9CI) Phosphorodithioic acid, O,O-diethyl ester, S-ester with dihydro-3-mercapto-2(3H)-furanone