5-Hydroxy-4-octanone
- CAS NO.：496-77-5
- Empirical Formula: C8H16O2
- Molecular Weight: 144.21
- MDL number: MFCD00021928
- EINECS: 207-830-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-12-31 16:09:46
What is 5-Hydroxy-4-octanone?
Description
5-Hydroxy-4-octanone has a sweet, slightly pungent, buttery, nutlike odor and a sweet, buttery, oily taste. May be prepared by reacting sodium metal with ethyl butyrate in boiling ether or in the same fashion starting from methyl butyrate.
Chemical properties
5-Hydroxy-4-octanone has a sweet, lightly pungent, butternut-like odor and a sweet, butter, oily taste
Physical properties
Almost insoluble in water, soluble in alcohol and oils. Sweet and slightly pungent-buttery-nut-like odor.
Occurrence
Reported found in cocoa
Preparation
By reacting sodium metal with ethyl butyrate in boiling ether or in the same fashion starting from methyl butyrate.
Definition
ChEBI: 5-Hydroxy-4-octanone is a monosaccharide.
Properties of 5-Hydroxy-4-octanone
| Melting point: | -10°C |
| Boiling point: | 80-82 °C10 mm Hg(lit.) |
| Density | 0.916 g/mL at 25 °C(lit.) |
| refractive index | n |
| FEMA | 2587 | 5-HYDROXY-4-OCTANONE |
| Flash point: | 175 °F |
| form | clear liquid |
| pka | 13.13±0.20(Predicted) |
| color | Light yellow to Yellow to Orange |
| Specific Gravity | 0.92 |
| Odor | at 1.00 % in dipropylene glycol. sweet pungent buttery nut |
| JECFA Number | 416 |
| Merck | 14,1595 |
| CAS DataBase Reference | 496-77-5(CAS DataBase Reference) |
| NIST Chemistry Reference | 5-Hydroxy-4-octanone(496-77-5) |
Safety information for 5-Hydroxy-4-octanone
Computed Descriptors for 5-Hydroxy-4-octanone
5-Hydroxy-4-octanone manufacturer
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product: 5-Hydroxyoctan-4-one 496-77-5 98%
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