Product Attributes
English name: p-toluenesulfonic acid
English alias: methylbenzenesulfonic acid; toluenesulfonic acid; tosic acid; p-toluene sulfonic acid; p-toluene sulphonic acid; para toluene sulfonic acid; para toluene sulphonic acid; paratoluene sulphonic acid; pts acid; 4-methylbenzenesulfonic acid; paratolune sulfonic acid; p-toluenesulfonic acid(anhydrous); p-toluene sulfonic acid（short for ptsa）
Molecular formula:c7h8o3s p-ch3c6h4so3h or tsoh
Molecular weight: 172.202
Cas no.: 104-15-4
Einecs: 203-180-0
Molecular weight: 172.202
Relative density (water=1): 1.24 g/cm³
Melting point: 106-107℃
Un no.:2585
Customs no.: 29041000
Appearance: white acicular or powdery crystal
Solubility (mg/l): soluble in water, alcohols and other polar solvents