(γ-Chlor-propylen)-sulfit, Schwefligsaeure-(γ-chlor-propylenester), 4-(chloromethyl)-1,3,2-dioxathiolane 2-oxide, 4-Chlormethyl-2-oxo-2λ4-[1,3,2]dioxathiolan, Schwefligsaeure-(3-chlor-propylenester), 4-chloromethyl-[1,3,2]dioxathiolane 2-oxide, 4-chloromethyl-2-oxo-2λ4-[1,3,2]dioxathiolane