Octane-2,3-dione
- CAS NO.：585-25-1
- Empirical Formula: C8H14O2
- Molecular Weight: 142.2
- MDL number: MFCD06796191
- EINECS: 209-552-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-12 17:28:22
What is Octane-2,3-dione?
Chemical properties
2,3-Octanedione has a “warmed-over” flavor (off-flavor).
Occurrence
Reportedly present in fish, turkey, chicken, beef, lamb, mutton, coffee, tea, peanut, mushroom, prickly pear and lavage leaf.
The Uses of Octane-2,3-dione
The title Octane-2,3-dione is used on a very limited scale in perfume compositions, mainly as a trace component in topnote compositions, }vhere it gives interesting effects in the presence of Civet and Phenylacetic acid, or certain Labdanum products, etc. It is also of good use in Ylang Ylang compositions and in many other flower bases.
Definition
ChEBI: 2,3-Octanedione is an alpha-diketone.
Synthesis Reference(s)
The Journal of Organic Chemistry, 59, p. 6338, 1994 DOI: 10.1021/jo00100a040
Properties of Octane-2,3-dione
| Boiling point: | 173 °C |
| Density | 0.9311 g/cm3 |
| FEMA | 4060 | 2,3-OCTANEDIONE |
| solubility | Slightly soluble in water, soluble in alcohol and oils, in propylene glycol and Glycerin. |
| Odor | Powerful and sweet, oily-buttery odor with herbaceous-cheesy undenone, yet not rancid or unpleasant in dilution. Creamy-cheesy, mildly buttery taste in dilutions near 10 ppm. |
| JECFA Number | 2036 |
Safety information for Octane-2,3-dione
Computed Descriptors for Octane-2,3-dione
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