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CAS number 116-30-3 YesY
PubChem 5281251
ChemSpider 4444663 N
KEGG C08610 N
Jmol-3D images Image 1
Molecular formula C40H50O2
Molar mass 562.82 g/mol
Appearance Purple crystals
Melting point 219 °C (426 °F; 492 K)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
 N (verify) (what is: YesY/N?)
Infobox references

Rhodoxanthin is a xanthophyll pigment with a purple color that is found in small quantities in a variety of plants including Taxus baccata. It is also found in the feathers of some birds.[1] As a food additive it is used under the E number E161f 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 161f).


  1. ^ a b Merck Index, 11th Edition, 8196.
  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.