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A colorless, essential oil that smells like cloves. Eugenol is extracted from clove oil obtained from the evergreen tree Caryophillus aromaticus. It is currently used in perfumes, flavorings, and as an antiseptic in medicine. Eugenol has been used as a preservative for proteinaceous media and adhesives. One other application is as an insect attractant.

Chemical structure


Synonyms and Related Terms

clove oil; 4-allyl-2-methoxyphenol; caryophyllic acid; eugenic acid; 2-methoxy-4-(2-propenyl)phenyl; allylguiacol


  • Combustible. Flash point = 104 C (219 F)
  • Fisher Scientific: MSDS

Physical and Chemical Properties

Miscible with ethanol, chloroform, ether, oils. Slightly soluble in water.

Composition C10H12O2
CAS 97-53-0
Melting Point -9.1 C
Density 1.0664 g/ml
Molecular Weight mol. wt.=164.2
Boiling Point 225 C

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 201
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 3944
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998

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