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P-Toluene Sulfonyl Chloride (PTSC)


tosyl chloride; 4-methylbenzenesulfonyl chloride;
tosyl chloride, p-toluenesulfonyl chloride, p-tscl, tscl;
4-methyl-benzenesulfonyl chloride; 4-toluenesulfonic acid, chloride;
4-toluenesulfonyl chloride; 4-toluenesulfonylchloride;
4-toluenesulphonyl chloride; benzenesulfonyl chloride, 4-methyl-;
para-toluenesulfonyl chloride; p-toluene sulphonyl chloride;
p-toluenesulfochloride; p-toluenesulfonic acid chloride;
p-toluenesulphonyl chloride; p-tolylsulfonyl chloride;
p-tosyl chloride; toluenesulphonyl chloride;
4-methylbenzene-1-sulfonyl chloride; 4-methyl-benzenesulfonylchlorid;
4-methylbenzenesulphonyl chloride, tosyl chloride;
4-methylbenzenesulphonyl chloride; tosyl chloride;
4-methylbenzenesulphonylchloride; 4-toluene sulphonyl chloride;
4-toluensulfonyl chloride; 4-tosyl chloride; chloro(4-methylphenyl)sulfone;
para-toluenesulfochloride; p-methylbenzenesulfonyl chloride;
p-methylphenylsulfonyl chloride; p-toluene sulfonyl chloride;
p-toluenesulfonic chloride; p-toluenesulfonyl chloride;
p-toluenesulfonyl_chloride; p-toluenesulfonylchloride;
toluene p-sulfonyl chloride; toluene-4-sulfonyl chloride;
toluene-4-sulphonyl chloride; toluene-p-sulfonyl chloride;
toluenesulfonyl chloride; tosyl chloride;
4-methylbenzene-1-sulfonyl chloride; tosylchloride

Technical Data

CAS Number: 98-59-9
Molecular Formula: C7H7ClO2S
Molecular Weight: 190.65
Beilstein Registry Number: 607898
EC Number: 202-684-8

FabriChem Specifications

AppearanceWhite crystalline powder
Purity99.0% Min.
Loss on Drying0.2% Max.
Color (APHA)20 Max.
Melting Point67°C Min.
Free Acid0.1% Max.
o-Toluene Sulfonyl Chloride0.1% Max.

Molecular Structure



4-Toluenesulfonyl chloride (p-toluenesulfonyl chloride, toluene-p-sulfonyl chloride) is an organic compound. This white, malodorous solid is a reagent widely used in organic synthesis. 4-Toluene Sulfonyl Chloride (PTSC) is a derivative of toluene and contains a sulfonyl chloride (-SO2Cl) functional group.