Ethyl butyrate
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Ethyl butyrate, also known as ethyl butanoate, or butyric ether, is an ester with the chemical formula CH3CH2CH2COOCH2CH3. It is soluble in propylene glycol, paraffin oil, and kerosene. It has a fruity odor, similar to pineapple, and is a key ingredient used as a flavor enhancer in processed orange juices.[1] It also occurs naturally in many fruits, albeit at lower concentrations.[2]
Quick Facts Names, Identifiers ...
Names | |
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Preferred IUPAC name
Ethyl butanoate | |
Other names
Butanoic acid ethyl ester Ethyl butyrate Butyric acid ethyl ester Ethyl n-butanoate Ethyl n-butyrate Butyric ether UN 1180 | |
Identifiers | |
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3D model (JSmol) |
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ChEBI | |
ChEMBL | |
ChemSpider |
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ECHA InfoCard | 100.003.007 |
EC Number |
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PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties[1] | |
C6H12O2 | |
Molar mass | 116.160 g·mol−1 |
Appearance | Colorless liquid with fruity odor (typically pineapple) |
Density | 0.879 g/cm3 |
Melting point | −93 °C (−135 °F; 180 K) |
Boiling point | 120–121 °C (248–250 °F; 393–394 K) |
Soluble in 150 parts | |
Vapor pressure | 1510 Pa (11.3 mmHg) |
−77.7×10−6 cm3/mol | |
Hazards | |
GHS labelling: | |
Warning | |
H226 | |
P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, P501 | |
NFPA 704 (fire diamond) | |
Flash point | 26 °C; 78 °F; 299 K c.c. |
463 °C (865 °F; 736 K) | |
Lethal dose or concentration (LD, LC): | |
LD50 (median dose) |
1350 mg/kg (oral, rat)[1] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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