Diethyl phosphorochloridothioate; Diethyl phosphorochlorothioate; Diethyl phosphorothiochloridate; Diethyl phosphorothionochloridate; Diethyl thiophosphoryl Chloride; NSC 43776; O,O-Diethyl chloridophosphorothioate; O,O-Diethyl chloridothionophosphate; O,O-Diethyl chlorophosphorothioate; O,O-Diethyl chlorothionophosphate; O,O-Diethyl chlorothiophosphate; O,O-Diethyl chlorothiophosphonate; O,O-Diethyl phosphorochloridothioate; O,O-Diethyl phosphorochlorothioate; O,O-Diethyl phosphorothiochloridate; O,O-Diethyl phosphorothionochloridate; O,O-Diethyl thionophosphoric Chloride; O,O-Diethyl thionophosphorochloridate; O,O-Diethyl thionophosphoryl Chloride; O,O-Diethyl thiophosphoric Acid Chloride; O,O-Diethyl thiophosphorochloridate; O,O-Diethyl thiophosphoryl Chloride; Ethyl phosphorochloridothioate ((EtO)2ClPS) (6CI); (Chlorodiethoxy)phosphine sulfide; Diethoxythiophosphoryl Chloride; O,O-diethyl ester Phosphorochloridothioic Acid

Diethyl Chlorothiophosphate is used in the preparation of various organophosporus insecticide including Flupyrazofos and Chlorpyrifos.