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].
 
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[[[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;
  
[[[SliderGallery rightalign|para-toluenesulfonic acid.jpg~Chemical structure]]]
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== Risks ==
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* 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]
  
== Other Properties ==
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== 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
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| 107 C
 
|-
 
|-
 
! scope="row"| Density
 
! scope="row"| Density
| 1.24
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| 1.24 g/ml
 
|-
 
|-
 
! scope="row"| Molecular Weight
 
! scope="row"| Molecular Weight
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|-
 
|-
 
! scope="row"| Boiling Point
 
! scope="row"| Boiling Point
| 140
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| 140 C
 
|}
 
|}
  
== Hazards and Safety ==
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==Resources and Citations==
 
 
Combustible. Flash point = 184 C.  Corrosive. Contact causes irritation and burns. 
 
 
 
[http://www.cdc.gov/niosh/ipcsneng/neng0773.html International Chemical Safety Card]
 
 
 
== Authority ==
 
  
* Richard S. Lewis, Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
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* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
  
* Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, 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
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* 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
  
  
  
 
[[Category:Materials database]]
 
[[Category:Materials database]]

Latest revision as of 13:56, 23 August 2022

Description

Colorless, hygroscopic crystals used as an extender in soaps.

Chemical structure

Para-toluenesulfonic acid.jpg

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