Violaxanthin

Violaxanthin[1]
Identifiers
CAS number 126-29-4 Y
PubChem 448438
ChemSpider 395237 Y
ChEBI CHEBI:35288 Y
Jmol-3D images Image 1
Properties
Molecular formula C40H56O4
Molar mass 600.85 g/mol
Appearance Orange crystals
Melting point

200 °C

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Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Violaxanthin is a natural xanthophyll pigment with an orange color found in a variety of plants including pansies. It is biosynthesized from zeaxanthin by epoxidation.[1] As a food additive it used under the E number E161e as a food coloring; it is not approved for use in the EU[2] or USA however is approved in Australia and New Zealand[3] (where it is listed under its INS number 161e).

References

  1. ^ a b Merck Index, 11th Edition, 9902.
  2. ^ UK Food Standards Agency: "Current EU approved additives and their E Numbers". http://www.food.gov.uk/safereating/chemsafe/additivesbranch/enumberlist. Retrieved 2011-10-27. 
  3. ^ Australia New Zealand Food Standards Code"Standard 1.2.4 - Labelling of ingredients". http://www.comlaw.gov.au/Details/F2011C00827. Retrieved 2011-10-27.