1,3-propane sultone structure formula: C3H6SO3 CAS. NO.: 1120-71-4 content: 99% melting point: 30-32癈 application: It is used to synthesize many kinds of chemical intermediates for plating such as PPS, MPS, UPS, SPS,DPS,ZPS,SP,DEPS, and etc. As of its special characteristics, it can react with many kinds of chemicals ,and turn them from insoluble materials into soluble materials.Attention: Do not swallow(it is carcinogenic)