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Palmitate d'ascorbyle

Palmitate d'ascorbyle

Structure du palmitate d'ascorbyle
Identification
Nom UICPA [(2S)-2-[(2R)-3,4-dihydroxy-5-oxo-2H-furan-2-yl]-2-hydroxyéthyl]hexadécanoate
Synonymes

acide 6-O-palmitoylascorbique

No CAS
No ECHA 100.004.824
No CE 205-305-4
PubChem 54680660
No E E304
SMILES
InChI
Propriétés chimiques
Formule C22H38O7
Masse molaire[1] 414,532 9 ± 0,022 4 g/mol
C 63,74 %, H 9,24 %, O 27,02 %,

Unités du SI et CNTP, sauf indication contraire.

Le palmitate d'ascorbyle est un composé chimique de formule C22H38O7. Il s'agit d'un ester d'acide ascorbique et d'acide palmitique donnant une forme liposoluble de vitamine C. Il est également utilisé comme additif alimentaire antioxydant de numéro E 304. Son utilisation est autorisée au sein de l'Union européenne[2], des États-Unis[3], de l'Australie et de la Nouvelle-Zélande[4].

Notes et références

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  1. Masse molaire calculée d’après « Atomic weights of the elements 2007 », sur www.chem.qmul.ac.uk.
  2. (en) Food Standard Agency – 14 mars 2012 « Current EU approved additives and their E Numbers ».
  3. (en) U.S. Food and Drug Administration – 19 janvier 2012 « Food Additive Status List ».
  4. (en) Australia New Zealand Food Standards Code – 8 septembre 2011 « Standard 1.2.4 - Labelling of Ingredients ».
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Palmitate d'ascorbyle
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