1,3-Propane sultone1120-71-4100 % similar 1,4-Butane sultone1633-83-688 % similar 1,3,2λ6-Dioxathiane-2,2-dione1073-05-845 % similar Busulfan55-98-139 % similar 1,5,2,4-Dioxadithiane 2,2,4,4-tetraoxide99591-74-938 % similar 1,3,2-Dioxathiolan-2,2-dioxide1072-53-335 % similar Butyl methanesulfonate1912-32-933 % similar n-Butyl sulfate15507-13-832 % similar Oxathiane 4,4-dioxide107-61-932 % similar Sulfolane126-33-030 % similar