Amyl alcohol, mixed isomers

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Chemical structure

Amyl alcohol, mixed isomers.jpg

A colorless volatile liquid composed of up to eight isomers. Amyl alcohol, or fusel oil, primarily contains n-amyl and isoamyl alcohol. Amyl alcohol is used as a solvent for organic synthesis.

Synonyms and Related Terms

fusel oil; isoamyl alcohol; amyl hydrate; pentyl alcohol; mixed pentanols


  • Toxic by ingestion and inhalation.
  • Skin contact causes irritation and may burn.
  • Flammable. Fire risk. Flash point = 33 C (91 F)
  • Fisher Scientific: SDS

Physical and Chemical Properties

Miscible with ethanol, benzene and ether. Slightly soluble in water.

Composition C5H11OH
Density 0.81-0.82 g/ml
Molecular Weight mol. wt.=88.15
Refractive Index 1.408 (1-pentanol)

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 59
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: #4339
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index = 1.408 (1-pentanol)

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