3-Octanone
Chemical compound
From Wikipedia, the free encyclopedia
3-Octanone is an organic compound with the formula C5H11C(O)C2H5. A colorless fragrant liquid, it is classified as a ketone. It is one of three octanones, the others being 2-octanone and 4-octanone.
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| Names | |
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| Preferred IUPAC name
Octan-3-one | |
| Other names
Ethyl amyl ketone; n-Octanone-3; Amyl ethyl ketone; Ethyl pentyl ketone; Ethyl n-amyl ketone; Ethyl n-pentyl ketone | |
| Identifiers | |
3D model (JSmol) |
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| ChEBI | |
| ChemSpider | |
| ECHA InfoCard | 100.003.113 |
PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| C8H16O | |
| Molar mass | 128.215 g·mol−1 |
| Appearance | colorless liquid |
| Density | 0.822 g/mL[1] |
| Boiling point | 167 to 168 °C (333 to 334 °F; 440 to 441 K)[1] |
| insoluble in water[2] | |
| Vapor pressure | 2 mmHg (20°C)[2] |
| Hazards | |
| Flash point | 59 °C; 138 °F; 332 K |
| NIOSH (US health exposure limits): | |
PEL (Permissible) |
TWA 25 ppm (130 mg/m3)[2] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Occurrence
3-Octanone is found in a variety of sources such as plants (such as lavender),[3] herbs (such as rosemary,[4] basil, and thyme[5]), and nectarines.[6] It was also found to be present in Japanese catnip (Schizonepeta tenuifolia)[7] and the pine king bolete (Boletus pinophilus).[8] It is produced by oyster mushrooms as an insecticide to kill roundworms.[9][10]