Pinene, alpha

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A dicyclic Terpene obtained from tree exudates such as turpentine. Alpha pinene is a colorless transparent liquid that is used as a solvent for coatings, polishes, and waxes. It is also used for the synthesis of Camphene, Camphor, and Terpineol.


  • Flammable.
  • Contact will cause irritation.
  • CDH Fine Chemicals: SDS

Physical and Chemical Properties

Soluble in ethanol, chloroform, ether. Insoluble in water.

Melting Point -40 C
Density 0.8620-0.8645 g/ml
Refractive Index 1.4655-1.1670
Boiling Point 156-160 C

Resources and Citations

  • Richard S. Lewis, Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993 Comment: ref. index=1.4655-1.1670
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.464

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