.gamma.-Propane sultone 1,2-Oxathiolane, 2,2-dioxide 1,3-Propane sultone 1-Propanesulfonic acid, 3-hydroxy-, .gamma.-sultone 1-Propanesulfonic acid, 3-hydroxy-.gamma.-sultone 1120-71-4 3-Hydroxy-1-propanesulfonic acid, sultone NSC42386 Propane sultone WLN: T5OSWTJ