Tricresyl phosphate: Difference between revisions

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== Description ==
== Description ==


Colorless or pale yellow, oily liquid. Tricresyl phosphate is used as a solvent and plasticizer in [http://cameo.mfa.org/materials/fullrecord.asp?name=polyvinyl chloride polyvinyl chloride], [http://cameo.mfa.org/materials/fullrecord.asp?name=cellulose nitrate cellulose nitrate], [http://cameo.mfa.org/materials/fullrecord.asp?name=mastic mastic] and some commercial lacquer formulations. It is also used industrially as a flame retardant, a [http://cameo.mfa.org/materials/fullrecord.asp?name=lead lead] [http://cameo.mfa.org/materials/fullrecord.asp?name=scavenger scavenger] in [http://cameo.mfa.org/materials/fullrecord.asp?name=gasoline gasoline], and a waterproofing agent.
Colorless or pale yellow, oily liquid. Tricresyl phosphate is used as a solvent and plasticizer in [[polyvinyl%20chloride|polyvinyl chloride]], [[cellulose%20nitrate|cellulose nitrate]], [[mastic|mastic]] and some commercial lacquer formulations. It is also used industrially as a flame retardant, a [[lead|lead]] [[scavenger|scavenger]] in [[gasoline|gasoline]], and a waterproofing agent.
 
[[[SliderGallery rightalign|tricresyl phosphate.jpg~Chemical structure]]]
== Synonyms and Related Terms ==
== Synonyms and Related Terms ==


TCP; tritolyl phosphate; phosphoric acid tris-(methylphenyl)ester; tri-o-cresyl phosphate; o-cresyl phosphate; o-tolyl phosphate; TOCP
TCP; tritolyl phosphate; phosphoric acid tris-(methylphenyl)ester; tri-o-cresyl phosphate; o-cresyl phosphate; o-tolyl phosphate; TOCP


[[[SliderGallery rightalign|tricresyl phosphate.jpg~Chemical structure]]]
== Risks ==
 
== Other Properties ==


* Flame resistant but decomposes with heat to produce toxic fumes.
* Toxic by ingestion, inhalation and skin absorption.
* Flash point = 230C 
* ThermoFisher: https://www.fishersci.com/store/msds?partNumber=T3421&productDescription=TRICRESYL+PHOSPHATE+TECH+1L&vendorId=VN00033897&countryCode=US&language=en SDS]
==Physical and Chemical Properties==
Miscible with organic solvents and oils.  Insoluble in water.
Miscible with organic solvents and oils.  Insoluble in water.


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|-
|-
! scope="row"| Melting Point
! scope="row"| Melting Point
| 11
| 11 C
|-
|-
! scope="row"| Density
! scope="row"| Density
| 1.162
| 1.162 g/ml
|-
|-
! scope="row"| Molecular Weight
! scope="row"| Molecular Weight
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|-
|-
! scope="row"| Boiling Point
! scope="row"| Boiling Point
| 275-280
| 275-280 C
|}
|}


== Hazards and Safety ==
==Resources and Citations==
 
Flame resistant but decomposes with heat to produce toxic fumes.
 
Toxic by ingestion, inhalation and skin absorption.
 
Flash point = 230C 
 
LINK: [http://www.cdc.gov/niosh/ipcsneng/neng0961.html International Chemical Safety Card]
 
== Authority ==


* R. J. Gettens, G.L. Stout, R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966
* R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966


* G.S.Brady, G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 135
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 135


* Richard S. Lewis, 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


* Hermann Kuhn, Hermann Kuhn, ''Conservation and Restoration of Works of Art and Antiquities'', Butterworths, London, 1986
* Hermann Kuhn, ''Conservation and Restoration of Works of Art and Antiquities'', Butterworths, London, 1986


* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: entry 9892
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: entry 9892

Latest revision as of 13:06, 16 June 2022

Description

Colorless or pale yellow, oily liquid. Tricresyl phosphate is used as a solvent and plasticizer in polyvinyl chloride, cellulose nitrate, mastic and some commercial lacquer formulations. It is also used industrially as a flame retardant, a lead scavenger in gasoline, and a waterproofing agent.

Chemical structure

Tricresyl phosphate.jpg

Synonyms and Related Terms

TCP; tritolyl phosphate; phosphoric acid tris-(methylphenyl)ester; tri-o-cresyl phosphate; o-cresyl phosphate; o-tolyl phosphate; TOCP

Risks

Physical and Chemical Properties

Miscible with organic solvents and oils. Insoluble in water.

Composition (CH3C6H4O)3PO
CAS 78-30-8
Melting Point 11 C
Density 1.162 g/ml
Molecular Weight mol. wt. =368.4
Refractive Index 1.556
Boiling Point 275-280 C

Resources and Citations

  • R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 135
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Hermann Kuhn, Conservation and Restoration of Works of Art and Antiquities, Butterworths, London, 1986
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 9892
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