Violaxanthin

From Wikipedia, the free encyclopedia
Jump to: navigation, search
Violaxanthin[1]
Violaxanthin.svg
Identifiers
CAS number 126-29-4 YesY
PubChem 448438
ChemSpider 395237 YesY
ChEBI CHEBI:35288 YesY
Jmol-3D images Image 1
Properties
Molecular formula C40H56O4
Molar mass 600.85 g/mol
Appearance Orange crystals
Melting point 200 °C (392 °F; 473 K)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
 YesY (verify) (what is: YesY/N?)
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[edit]

  1. ^ a b Merck Index, 11th Edition, 9902.
  2. ^ UK Food Standards Agency: "Current EU approved additives and their E Numbers". Retrieved 2011-10-27. 
  3. ^ Australia New Zealand Food Standards Code"Standard 1.2.4 - Labelling of ingredients". Retrieved 2011-10-27.