Γ-Octalactone
Chemical compound
From Wikipedia, the free encyclopedia
γ-Octalactone is an organic compound with the chemical formula C8H14O2. It is classified as lactone and used as an fragrance It has a coconut flavor.[2]
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| Names | |
|---|---|
| Preferred IUPAC name
5-Butyloxolan-2-one | |
| Other names
2(3H)-Furanone, 5-butyldihydro-; 4-Octanolide; 5-Butyldihydro-2(3H)-furanone; (R/S)-γ-octalactone; 5-Butyldihydrofuran-2(3H)-one; 4-Hydroxyoctanoic acid lactone; γ-Octanolactone; γ-Octalactone; Octan-4-olide; Octanoic acid 4-hydroxy-γ-lactone; γ-Octanolide; γ-Butyl-γ-butyrolactone; γ-Butylbutyrolactone; 4-Butyl-γ-butyrolactone; 5-Butyltetrahydro-2-furanone; γ-n-Butyl-γ-butyrolactone; Octanoic acid, γ lactone; Octanolide-1,4; 2(3H)-Furanone, dihydro-5-butyl-; 4-Hydroxyoctanoic acid, γ-lactone; NSC 24270; Octanoic acid, 4-hydroxy-, lactone | |
| Identifiers | |
3D model (JSmol) |
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| ChEBI | |
| ChEMBL | |
| ChemSpider | |
| ECHA InfoCard | 100.002.917 |
| EC Number |
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PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| C8H14O2 | |
| Molar mass | 142.198 g·mol−1 |
| Appearance | colorless solid |
| Density | 0.9703 g/cm³ |
| Melting point | 91[1] °C (196 °F; 364 K) |
| Boiling point | 234 °C (453 °F; 507 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Preparation and occurrence
γ-Octalactone is prepared from crotonic acid and pentanal.[2]
It is a component of urban aerosols[3] as well as some liquors.[4]
