Product NameP-Toluene Sulfonyl Chloride (PTSC) Other NameP-Toluenesulfonyl Chloride; Tosyl Chloride; Para Toluene Sulfonyl Chloride; p-toluene sulphonyl chloride CAS No98-59-9 Molecular FormulaC7H7ClO2S Product UsageIt can be used for organic synthesis, for example: dyes, saccharin,etc. Check-PointUnitSpecifications Appearance--White Crystalline Powder Purity% min99 Melting Point°C min67 Loss On Drying% max0.1 ColorityPt/Co max20 Free Acid% max0.2 OTSC (O-Toluene Sulfonyl Chloride)% max0.2