Synonyms: Phosphorousacid, 2-chloroethyl ethylene ester (6CI); Phosphorous acid, cyclic ethylene2-chloroethyl ester (7CI,8CI); Ethylene glycol, cyclic 2-chloroethyl phosphite;2-(2-Chloroethoxy)-1,3,2-dioxaphospholane;2-Chloroethoxy-1,3,2-dioxaphospholane; 2-Chloroethyl ethyleneglycol phosphite;Cyclic 2-chloroethyl ethylene phosphite; Ethanol, 2-chloro-, cyclic ethylene phosphite