993-86-2 Diethyl 1-hydroxy-2,2,2-trichloroethylphosphonate Ethanephosphonic acid, 2,2,2-trichloro-1-hydroxy-, diethyl ester Ethyl Dipterex Ethyl chlorophos Ethyl trichlorfon Ethyltrichlorphon NSC404323 O,O-Diethyl (1-hydroxy-2,2,2-trichloroethyl)phosphonate Phosphonic acid, (1-hydroxy-2,2,2-trichloroethyl)-, diethyl ester Phosphonic acid, (2,2,2-trichloro-1-hydroxyethyl)-, diethyl ester Trichlorfon ethyl WLN: GXGGYQPO&O2&O2