citranaxanthin

Citranaxanthin is a carotenoid pigment used as a food additive under the E number E161i as a food coloring. There are natural sources of citranaxanthin, but it is generally prepared synthetically. It is used as an animal feed additive to impart a yellow color to chicken fat and egg yolks.

In the Vinony graph

Within Vinony's link graph, citranaxanthin is referenced by 56 other articles, and connects out to Wayback Machine, chemical formula and organic compound.

Vinony files it under Carotenoids, Chembox image size set and Cyclohexenes.

Its subject is documented across 12 Wikipedia language editions.

Chemical data

Formula: C33H44O
Molecular weight: 456.7 g/mol
IUPAC name: (3E,5E,7E,9E,11E,13E,15E,17E,19E)-5,9,14,18-tetramethyl-20-(2,6,6-trimethylcyclohexen-1-yl)icosa-3,5,7,9,11,13,15,17,19-nonaen-2-one
SMILES: CC1=C(C(CCC1)(C)C)/C=C/C(=C/C=C/C(=C/C=C/C=C(\C)/C=C/C=C(\C)/C=C/C(=O)C)/C)/C
InChIKey: PRDJTOVRIHGKNU-ZWERVMMHSA-N
XLogP: 10.5
Polar surface area: 17.1 Å²
H-bond donors: 0
H-bond acceptors: 1
Formal charge: 0

via PubChem

Wikidata facts

Subclass of: chemical compound
Mass: 456.339216028
Has use: food coloring

Show 5 more facts

canonical SMILES: CC1=C(C(CCC1)(C)C)/C=C/C(=C/C=C/C(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C(=O)C)/C)/C
chemical formula: C₃₃H₄₄O
found in taxon: Red Junglefowl
Commons category: Citranaxanthin
isomeric SMILES: CC(=O)/C=C/C(C)=C/C=C/C(C)=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1=C(C)CCCC1(C)C

Sources (2)

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