Difference between revisions of "Pyridine"

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== Description ==
 
== Description ==
  
A yellow liquid with a noxious odor. Pyridine was first prepared from coal-tar in 1846 by Anderson. Pyridine is used as a [http://cameo.mfa.org/materials/fullrecord.asp?name=solvent solvent] and it is one of the few solvents that can dissolve dried [http://cameo.mfa.org/materials/fullrecord.asp?name=linseed oil linseed oil] in paints and varnishes. It is used as a denaturant for [http://cameo.mfa.org/materials/fullrecord.asp?name=ethyl alcohol ethanol] to make it unfit for drinking. Pyridine has also been used as a chemical raw material for manufacturing many compounds and as a water repellent, bactericide, and herbicide.
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A yellow liquid with a noxious odor. Pyridine was first prepared from coal-tar in 1846 by Anderson. Pyridine is used as a [http://cameo.mfa.org/materials/fullrecord.asp?name=solvent solvent] and it is one of the few solvents that can dissolve dried [http://cameo.mfa.org/materials/fullrecord.asp?name=linseed%20oil linseed oil] in paints and varnishes. It is used as a denaturant for [http://cameo.mfa.org/materials/fullrecord.asp?name=ethyl%20alcohol ethanol] to make it unfit for drinking. Pyridine has also been used as a chemical raw material for manufacturing many compounds and as a water repellent, bactericide, and herbicide.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
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== Authority ==
 
== Authority ==
  
* G.S.Brady, G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p.817
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* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p.817
  
* Hermann Kuhn, Hermann Kuhn, ''Conservation and Restoration of Works of Art and Antiquities'', Butterworths, London, 1986
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* Hermann Kuhn, ''Conservation and Restoration of Works of Art and Antiquities'', Butterworths, London, 1986
  
* George Savage, George Savage, ''Art and Antique Restorer's Handbook'', Rockliff Publishing Corp, London, 1954
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* George Savage, ''Art and Antique Restorer's Handbook'', Rockliff Publishing Corp, London, 1954
  
 
* ''The Merck Index'', Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996  Comment: entry 7869;  ref. index=1.5092
 
* ''The Merck Index'', Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996  Comment: entry 7869;  ref. index=1.5092

Revision as of 06:33, 24 July 2013

Description

A yellow liquid with a noxious odor. Pyridine was first prepared from coal-tar in 1846 by Anderson. Pyridine is used as a solvent and it is one of the few solvents that can dissolve dried linseed oil in paints and varnishes. It is used as a denaturant for ethanol to make it unfit for drinking. Pyridine has also been used as a chemical raw material for manufacturing many compounds and as a water repellent, bactericide, and herbicide.

Synonyms and Related Terms

azabenzene; azine

Chemical structure

Pyridine.jpg


Other Properties

Soluble in water, ethanol, ether, benzene, ligroin and fatty oils.

Composition N(CH)4CH
CAS 110-86-1
Melting Point -42.0
Density 0.987
Molecular Weight mol. wt.=79.11
Refractive Index 1.5092
Boiling Point 115.5

Hazards and Safety

Flammable. Flash point = 68F. Dangerous fire risk. Combustion produces highly toxic cyanide gases.

Toxic by ingestion and inhalation. May be absorbed through the skin causing irritation.

LINK: International Chemical Safety Card

Authority

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p.817
  • Hermann Kuhn, Conservation and Restoration of Works of Art and Antiquities, Butterworths, London, 1986
  • George Savage, Art and Antique Restorer's Handbook, Rockliff Publishing Corp, London, 1954
  • The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 7869; ref. index=1.5092
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.507

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