Date published: 2026-3-3

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Ethyl hexanoate (CAS 123-66-0)

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Alternate Names:
Caproic acid ethyl ester, Ethyl caproate
CAS Number:
123-66-0
Molecular Weight:
144.21
Molecular Formula:
C8H16O2
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Ethyl hexanoate, also known as hexanoic acid ethyl ester, is a ester derived from the combination of hexanoic acid and ethanol. Ethyl hexanoate has versatile applications. It serves as a solvent in organic compound synthesis and as a reagent. While the exact mechanism of action of ethyl hexanoate remains incompletely understood, certain insights have been gleaned. It is hypothesized that the compound acts as a substrate for fatty acid synthase and acyl-CoA synthetase enzymes involved in fatty acid synthesis. There is evidence suggesting that ethyl hexanoate may function as an inhibitor of acetyl-CoA carboxylase, an enzyme in fatty acid synthesis.


Ethyl hexanoate (CAS 123-66-0) References

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  9. Effects of ethyl hexanoate on activities of sympathetic nerves innervating the brown and white adipose tissues, body temperature, and plasma fatty acids.  |  Horii, Y., et al. 2020. Neurosci Lett. 737: 135319. PMID: 32846220
  10. Aromatypicity of Austrian Pinot Blanc Wines.  |  Philipp, C., et al. 2020. Molecules. 25: PMID: 33287238
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  12. Dendrobaena veneta avoids ethyl pentanoate and ethyl hexanoate, two compounds produced by the soil fungus Geotrichum candidum.  |  Reed, EMS., et al. 2021. PeerJ. 9: e12148. PMID: 34589308
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Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Ethyl hexanoate, 5 ml

sc-235049
5 ml
$51.00