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Elaidic acid

Elaidic acid


IUPAC name	(E)-octadec-9-enoic acid
Identifiers
CAS number
PubChem	637517
SMILES	CCCCCCCCC=CCCCCCCCC(=O)O
Properties
Molecular formula	C₁₈H₃₄O₂
Molar mass	282.46136
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references

Elaidic acid is the major trans fat found in hydrogenated vegetable oils and occurs in small amounts in caprine and bovine milk (very roughly 0.1 % of the fatty acids)^[1]. It is the trans isomer of oleic acid.

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Elaidic acid increases CETP activity, which in turn raises VLDL and lowers HDL cholesterol.^[2]

References

^ Alonso L, Fontecha J, Lozada L, Fraga MJ, Juárez M (1999). "Fatty acid composition of caprine milk: major, branched-chain, and trans fatty acids". J. Dairy Sci. 82 (5): 878–84. PMID 10342226.
^ Abbey M, Nestel PJ (1994). "Plasma cholesteryl ester transfer protein activity is increased when trans-elaidic acid is substituted for cis-oleic acid in the diet". Atherosclerosis 106 (1): 99–107. PMID 8018112.