Hexanoate d'éthyle

Hexanoate d'éthyle
Image illustrative de l’article Hexanoate d'éthyle
Identification
Nom UICPA hexanoate d'éthyle
Synonymes

caproate d'éthyle

No CAS 123-66-0
No ECHA 100.004.220
No CE 204-640-3
No RTECS MO7735000
PubChem 173307
FEMA 2439
SMILES
InChI
Propriétés chimiques
Formule C8H16O2  [Isomères]
Masse molaire[1] 144,211 4 ± 0,008 1 g/mol
C 66,63 %, H 11,18 %, O 22,19 %,
Propriétés physiques
fusion −67 °C [2]
ébullition 168 °C [2]
Masse volumique 0,879 01 g·cm-3 à 20 °C [3]
d'auto-inflammation 395 °C [2]
Point d’éclair 51 °C [2]
Pression de vapeur saturante 2,7 mbar à 20 °C
8 mbar à 50 °C
27 mbar à 63 °C [2]
Viscosité dynamique 0,816 mPa·s à 20 °C [3]
Propriétés optiques
Indice de réfraction  1,405 04[4]
Précautions
Transport[2]
   1993   

Unités du SI et CNTP, sauf indication contraire.

L'hexanoate d'éthyle est l'ester de l'acide hexanoïque avec l'éthanol et de formule semi-développée CH3(CH2)4COOCH2CH3 utilisé dans l'industrie alimentaire et dans la parfumerie comme arôme. Il possède une forte odeur de fruit avec une touche d'ananas et est utilisé dans la composition d'arômes fruités et également dans des parfums fruités[5].

Notes et références

  1. Masse molaire calculée d’après « Atomic weights of the elements 2007 », sur www.chem.qmul.ac.uk.
  2. a b c d e et f Entrée « Ethyl hexanoate » dans la base de données de produits chimiques GESTIS de la IFA (organisme allemand responsable de la sécurité et de la santé au travail) (allemand, anglais), accès le 10 août 2010 (JavaScript nécessaire)
  3. a b c et d (en) Hiannie Djojoputro et Suryadi Ismadji, « Density and Viscosity Correlation for Several Common Fragrance and Flavor Esters », Journal of Chemical & Engineering Data, vol. 50, no 2,‎ , p. 727-731 (DOI 10.1021/je050001c)
  4. (en) Yaw-Wen Sheu et Chein-Hsiun Tu, « Densities and Viscosities of Binary Mixtures of Isoamyl Acetate, Ethyl Caproate, Ethyl Benzoate, Isoamyl Butyrate, Ethyl Phenylacetate, and Ethyl Caprylate with Ethanol at T = (288.15, 298.15, 308.15, and 318.15) K », Journal of Chemical and Engineering Data, vol. 51, no 2,‎ , p. 496-503 (DOI 10.1021/je050389b)
  5. (en) Karl-Georg Fahlbusch, Franz-Josef Hammerschmidt, Johannes Panten, Wilhelm Pickenhagen, Dietmar Schatkowski, Kurt Bauer, Dorothea Garbe, Horst Surburg, Flavors and Flagrances, Wiley-VCH Verlag GmbH & Co, coll. « Ullmann's Encyclopedia of Industrial Chemistry », (DOI 10.1002/14356007.a11_141, présentation en ligne)

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