Difference between revisions of "Para-toluenesulfonic acid"
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Colorless, hygroscopic crystals used as an extender in [http://cameo.mfa.org/materials/fullrecord.asp?name=soap soaps]. | Colorless, hygroscopic crystals used as an extender in [http://cameo.mfa.org/materials/fullrecord.asp?name=soap soaps]. | ||
| − | + | [[[SliderGallery rightalign|para-toluenesulfonic acid.jpg~Chemical structure]]] | |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
p-toluenesulfonate; p-toluenesulfonic acid, monohydrate; p-tolylsulfonic acid; p-TSA; tosic acid; 4-methylbenzenesulfonic acid; p-methylphenylsulfonic acid; | p-toluenesulfonate; p-toluenesulfonic acid, monohydrate; p-tolylsulfonic acid; p-TSA; tosic acid; 4-methylbenzenesulfonic acid; p-methylphenylsulfonic acid; | ||
| − | [ | + | == Risks == |
| + | |||
| + | * Combustible. Flash point = 184 C. | ||
| + | * Corrosive. | ||
| + | * Contact causes irritation and burns. | ||
| + | * Parchem: [https://www.parchem.com/siteimages/Attachment/Para%20Toluene%20Sulfonic%20Acid%20MSDS.pdf SDS] | ||
| − | == | + | == Physical and Chemical Properties == |
Soluble in ethanol, ether, water. | Soluble in ethanol, ether, water. | ||
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|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 107 | + | | 107 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 1.24 | + | | 1.24 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
| Line 31: | Line 36: | ||
|- | |- | ||
! scope="row"| Boiling Point | ! scope="row"| Boiling Point | ||
| − | | 140 | + | | 140 C |
|} | |} | ||
| − | == | + | ==Resources and Citations== |
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | ||
Latest revision as of 12:56, 23 August 2022
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;
Risks
- Combustible. Flash point = 184 C.
- Corrosive.
- Contact causes irritation and burns.
- Parchem: SDS
Physical and Chemical Properties
Soluble in ethanol, ether, water.
| Composition | C6H4(SO3H)(CH3) |
|---|---|
| CAS | 104-15-4 |
| Melting Point | 107 C |
| Density | 1.24 g/ml |
| Molecular Weight | mol. wt. = 172.2 |
| Boiling Point | 140 C |
Resources and Citations
- 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