Ethyl hexanoate

Ethyl hexanoate
Names
	Preferred IUPAC name Ethyl hexanoate
	Other names Ethyl caproate; Caproic acid ethyl ester
Identifiers
CAS Number	123-66-0 ;
3D model (JSmol)	Interactive image ;
ChemSpider	29005 ;
ECHA InfoCard	100.004.220
PubChem CID	31265 ;
UNII	FLO6YR1SHT ;
CompTox Dashboard (EPA)	DTXSID3021980 ;
	InChI InChI=1S/C8H16O2/c1-3-5-6-7-8(9)10-4-2/h3-7H2,1-2H3 Key: SHZIWNPUGXLXDT-UHFFFAOYSA-N ; InChI=1/C8H16O2/c1-3-5-6-7-8(9)10-4-2/h3-7H2,1-2H3 Key: SHZIWNPUGXLXDT-UHFFFAOYAA;
	SMILES CCCCCC(=O)OCC;
Properties
Chemical formula	C8H16O2
Molar mass	144.214 g·mol−1
Appearance	Colorless liquid
Odor	Fruity
Density	0.87 g/cm3
Melting point	−67 °C (−89 °F; 206 K)
Boiling point	168 °C (334 °F; 441 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). (what is ?) Infobox references

Last updated November 06, 2025

Ethyl hexanoate is the ester resulting from the condensation of hexanoic acid and ethanol. It has fruity aroma similar to apple peel.^[2]

References

1 2 3 4 5 Record in the GESTIS Substance Database of the Institute for Occupational Safety and Health
↑ Zheng LY, Sun GM, Liu YG, Lv LL, Yang WX, Zhao WF, Wei CB (2012-06-14). "Aroma volatile compounds from two fresh pineapple varieties in China". International Journal of Molecular Sciences. 13 (6): 7383–92. doi: 10.3390/ijms13067383 . PMC 3397533 . PMID 22837701.

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[GESTIS-1] 1 2 3 4 5 Record in the GESTIS Substance Database of the Institute for Occupational Safety and Health

[2] Zheng LY, Sun GM, Liu YG, Lv LL, Yang WX, Zhao WF, Wei CB (2012-06-14). "Aroma volatile compounds from two fresh pineapple varieties in China". International Journal of Molecular Sciences. 13 (6): 7383–92. doi: 10.3390/ijms13067383 . PMC 3397533 . PMID 22837701.

[1]

[2]

v t e Esters
Methyl esters	Methyl formate Methyl acetate Methyl propionate Methyl butyrate Methyl pentanoate Methyl hexanoate Methyl benzoate
Ethyl esters	Ethyl formate Ethyl acetate Ethyl propionate Ethyl butyrate Ethyl pentanoate Ethyl hexanoate Ethyl heptanoate Ethyl octanoate Ethyl decanoate Ethyl palmitate Ethyl benzoate
Propyl esters	Propyl acetate Propyl propanoate Propyl benzoate Isopropyl acetate Isopropyl palmitate
Butyl esters	Butyl acetate Butyl butyrate Isobutyl acetate sec-Butyl acetate tert-Butyl acetate
Amyl esters	Amyl acetate Pentyl propanoate Pentyl butyrate Pentyl pentanoate Pentyl hexanoate Isoamyl formate Isoamyl acetate Sec-Amyl acetate
Hexyl esters	Hexyl acetate
Phenyl esters	Phenyl acetate
Heptyl esters	Heptyl acetate Heptyl butyrate
Benzyl esters	Benzyl acetate Benzyl benzoate

Names

Preferred IUPAC name Ethyl hexanoate
Other names Ethyl caproate Caproic acid ethyl ester
Identifiers
CAS Number	123-66-0 ^Y
3D model (JSmol)	Interactive image
ChemSpider	29005
ECHA InfoCard	100.004.220
PubChem CID	31265
UNII	FLO6YR1SHT ^Y
CompTox Dashboard (EPA)	DTXSID3021980
InChI InChI=1S/C8H16O2/c1-3-5-6-7-8(9)10-4-2/h3-7H2,1-2H3^N Key: SHZIWNPUGXLXDT-UHFFFAOYSA-N^N InChI=1/C8H16O2/c1-3-5-6-7-8(9)10-4-2/h3-7H2,1-2H3 Key: SHZIWNPUGXLXDT-UHFFFAOYAA
SMILES CCCCCC(=O)OCC
Properties
Chemical formula	C₈H₁₆O₂
Molar mass	144.214 g·mol⁻¹
Appearance	Colorless liquid^[1]
Odor	Fruity^[1]
Density	0.87 g/cm³^[1]
Melting point	−67 °C (−89 °F; 206 K)^[1]
Boiling point	168 °C (334 °F; 441 K)^[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N (what is ^YN ?) Infobox references