Para-toluenesulfonic acid
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Description
Colorless, hygroscopic crystals used as an extender in soaps.
Synonyms and Related Terms
p-toluenesulfonate; p-toluenesulfonic acid, monohydrate; p-tolylsulfonic acid; p-TSA; tosic acid; 4-methylbenzenesulfonic acid; p-methylphenylsulfonic acid;
Other Properties
Soluble in ethanol, ether, water.
| Composition | C6H4(SO3H)(CH3) |
|---|---|
| CAS | 104-15-4 |
| Melting Point | 107 |
| Density | 1.24 |
| Molecular Weight | mol. wt. = 172.2 |
| Boiling Point | 140 |
Hazards and Safety
Combustible. Flash point = 184 C. Corrosive. Contact causes irritation and burns.
International Chemical Safety Card
Sources Checked for Data in Record
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990