Octane-2,3-dione Chemical Properties

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.

Odor Type

dill

JECFA Number

2036

LogP

0.79

Octane-2,3-dione Usage And Synthesis

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.

Uses

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

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