Gamma-octalactone (CAS N° 104-50-7)​

Photo credits: ScenTree SAS

Fruity > Lactonic > Coconut > Coumarinic > Green

Gamma-octalactone

Octano-1,4-lactone ; 5-butyl tetrahydro-2-furanone ; 4-butyl-gamma-butyrolactone ; 5-butyloxolan-2-one ; Octan-4-olide ; Octano-1,4-lactone ; 4-octanolide

Gamma-octalactone (CAS N° 104-50-7)​

Photo credits: ScenTree SAS

Company Ingredient Name ID Comments Naturality Certifications Purity Latin name Treated part Geographical origin MOQ
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(S) GAMMA OCTALACTONE M_0053333 Visit website Je me procure cet ingrédient Naturel - - - - -

(S) GAMMA OCTALACTONE

ID : M_0053333

Certifications :

Information Générales

General Presentation

  • CAS N° : 104-50-7

  • EINECS number : 203-208-1

  • FEMA number : 2796

  • FLAVIS number : 10.022

  • JECFA number : 226

  • Appearance : Colorless liquid

  • Density : 0,98

  • Volatility : Base

  • Price Range : €€

Physico-chemical properties

  • Molecular formula : C8H14O2

  • Molecular Weight : 142,2 g/mol

  • Log P : Donnée indisponible.

  • Fusion Point : Donnée indisponible.

  • Boiling Point : 234°C

  • Detection Threshold : La Gamma-octalactone possède un seuil de détection très faible, de l'ordre du ppb, de l'ordre de 0,0000001%

  • Optical rotation : Donnée indisponible

  • Vapor pressure : Donnée indisponible

  • Refractive Index @20°C : Donnée indisponible

  • Acid Value : Donnée indisponible.

  • Flash Point : 111°C

Utilisation

Uses

Uses in perfumery :

Gamma-Octalactone is used in peach and coconut reconstitutions for its milky note, and in heavy floral accords as tuberose and jasmine.

Year of discovery :

Data not available.

Natural availability :

Gamma-Octalactone is found in the odoriferous principle of some processed and unprocessed food (apricot, peach, pineapple, blue cheese…), but does not exist on a natural state.

Isomerism :

Gamma-Octalactone has an asymmetric carbon, giving birth to two possible enantiomers. Nevertheless, a blend of these enantiomers is used in perfumery. Delta-Octalactone is a constitutional isomer of this molecule, but has a more woody and less milky note.

Synthesis precursor :

Gamma-Octalactone is not used for the synthesis of another molecule of olfactive interest.

Synthesis route :

Gamma-Octalactone is a cyclic lactone, synthesized as every other lactones. A reaction between acrylic acid and pentanol, in the presence of an alkaline sulfate or phosphate, ables to synthesize this molecule. An intramolecular esterification of 4-hydroxyoctanoic acid, catalized by a strong acid as sulfuric acid, also ables to obtain this compound. Eventually, biochemical synthesis routes are being studied.

Utilisation

Regulations & IFRA

Allergens :

This ingredient does not contain any allergen.

IFRA 51th :

This ingredient is not restricted for the 51th amendment

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