Lauroleic acid: chemical structure, properties, food sources

Lauroleic acid (12 carbon atoms) is an uncommon unsaturated fatty acid (one cis double bond, from the methyl end is omega-3 (ω-3) or n-3, so in shorthand 12:1n-3) member of the sub-group called medium chain fatty acids (MCFA) (from 6 to 12 carbon atoms).

Molecular weight: 198.30188 g/mol
Molecular formula: C12H22O2
IUPAC name: (Z)-dodec-9-enoic acid
PubChem: 5312381

Skeletal formula of lauroleic acid, an unsaturated fatty acid

In purified form its boiling point is at 142 °C (287.6 °F; 415.15 K) at 4 mmHg.

9-lauroleic acid
dodec-9-enoic acid
9-dodecenoic acid
9Z-dodecenoic acid

Food sources of lauroleic acid

It occurs as glycerol ester in animal fats like these present in milk and butter.


  1. Akoh C.C. and Min D.B. “Food lipids: chemistry, nutrition, and biotechnology” 3th ed. 2008
  2. Chow Ching K. “Fatty acids in foods and their health implication” 3th ed. 2008

Biochemistry, metabolism, and nutrition