rhodoxanthin

Rhodoxanthin is a xanthophyll pigment with a purple color that is found in small quantities in a variety of plants including Taxus baccata and Lonicera morrowii. It is also found in the feathers of some birds. 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 or US; however, it is approved in Australia and New Zealand (where it is listed under its INS number 161f).

In the Vinony graph

Within Vinony's link graph, rhodoxanthin is referenced by 62 other articles, and connects out to United States, Australia and New Zealand.

It sits within the topics Carotenoids, Chembox image size set and Cyclohexenes.

Its subject is documented across 16 Wikipedia language editions.

Chemical data

Formula: C40H50O2
Molecular weight: 562.8 g/mol
IUPAC name: (4E)-3,5,5-trimethyl-4-[(2E,4E,6E,8E,10E,12E,14E,16E,18E)-3,7,12,16-tetramethyl-18-(2,6,6-trimethyl-4-oxocyclohex-2-en-1-ylidene)octadeca-2,4,6,8,10,12,14,16-octaenylidene]cyclohex-2-en-1-one
SMILES: CC\1=CC(=O)CC(/C1=C\C=C(\C=C\C=C(\C=C\C=C\C(=C\C=C\C(=C\C=C\2/C(CC(=O)C=C2C)(C)C)\C)\C)/C)/C)(C)C
InChIKey: VWXMLZQUDPCJPL-ZDHAIZATSA-N
XLogP: 10.5
Polar surface area: 34.1 Å²
H-bond donors: 0
H-bond acceptors: 2
Formal charge: 0

via PubChem

Wikidata facts

Subclass of: carotenoid
Mass: 562.381081
Has use: food coloring

Show 4 more facts

found in taxon: Dryopteris affinis
chemical formula: C₄₀H₅₀O₂
canonical SMILES: CC1=CC(=O)CC(C1=CC=C(C)C=CC=C(C)C=CC=CC(=CC=CC(=CC=C2C(=CC(=O)CC2(C)C)C)C)C)(C)C
isomeric SMILES: CC\1=CC(=O)CC(/C1=C\C=C(\C=C\C=C(\C=C\C=C\C(=C\C=C\C(=C\C=C\2/C(CC(=O)C=C2C)(C)C)\C)\C)/C)/C)(C)C

Sources (3)

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