| CAS No.: | 98-59-9 |
| Molecular Weight: | 190.65 g/mol |
| Chemical Formula | C7H7ClO2S or CH3C6H4SO2Cl |
Para toluene sulfonyl chloride or para-Toluenesulfonyl chloride or 4-Toluenesulfonyl chloride or p-Toluenesulfonyl chloride or p-Tosyl chloride is an organic compound with the formula CH3C6H4SO2Cl. This white, malodorous solid is a reagent widely used in organic synthesis. It is used in manufacturing pharmaceuticals, plasticizer, adhesive, pesticide.
General Properties and Specifications of para-Toluenesulfonyl chloride or 4-Toluenesulfonyl chloride or p-Toluenesulfonyl chloride or p-Tosyl chloride or Para toluene sulfonyl chloride:
CAS number: 98-59-9
Appearance: White crystalline powder.
Assay: 99% minimum.
Color: 10
Free acid: 0.03 maximum.
Moisture: 0.03 maximum.
Relative density: around 1.45
Melting point: 66C to 70C.
Boiling point: 134C @ 10mm Hg.
Flash point: 128C.
Autoignition Temperature: 492C.
Solubility: Insoluble in water. Freely sol in alcohol, benzene, ether.
