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astaxanthin

chemical compound often used to color trout to look like salmon
ChemicalSubstance type_of_chemical_entity Q413740
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astaxanthin

Summary

astaxanthin is a type of chemical entity[1]. astaxanthin ranks in the top 3% of type_of_chemical_entity entities by monthly Wikipedia readership (524 views/month).[2]

Key Facts

  • astaxanthin's instance of is recorded as type of chemical entity[3].
  • astaxanthin's chemical structure is recorded as Astaxanthin.svg[4].
  • astaxanthin's CAS Registry Number is recorded as 472-61-7[5].
  • astaxanthin's EC number is recorded as 207-451-4[6].
  • astaxanthin's canonical SMILES is recorded as CC1=C(C(CC(C1=O)O)(C)C)C=CC(=CC=CC(=CC=CC=C(C)C=CC=C(C)C=CC2=C(C(=O)C(CC2(C)C)O)C)C)C[7].
  • astaxanthin's InChI is recorded as InChI=1S/C40H52O4/c1-27(17-13-19-29(3)21-23-33-31(5)37(43)35(41)25-39(33,7)8)15-11-12-16-28(2)18-14-20-30(4)22-24-34-32(6)38(44)36(42)26-40(34,9)10/h11-24,35-36,41-42H,25-26H2,1-10H3/b12-11+,17-13+,18-14+,23-21+,24-22+,27-15+,28-16+,29-19+,30-20+/t35-,36-/m0/s1[8].
  • astaxanthin's InChIKey is recorded as MQZIGYBFDRPAKN-UWFIBFSHSA-N[9].
  • astaxanthin's chemical formula is recorded as C₄₀H₅₂O₄[10].
  • astaxanthin's subclass of is recorded as carotenoid[11].
  • astaxanthin's part of is recorded as astaxanthin metabolic process[12].
  • astaxanthin's part of is recorded as astaxanthin catabolic process[13].
  • astaxanthin's part of is recorded as astaxanthin biosynthetic process[14].
  • astaxanthin's part of is recorded as response to astaxanthin[15].
  • astaxanthin's part of is recorded as cellular response to astaxanthin[16].
  • astaxanthin's has use is recorded as food coloring[17].
  • astaxanthin's has use is recorded as nutraceutical[18].
  • astaxanthin's Commons category is recorded as Astaxanthin[19].
  • astaxanthin's MeSH descriptor ID is recorded as C005948[20].
  • astaxanthin's has part is recorded as carbon[21].
  • astaxanthin's ChEMBL ID is recorded as CHEMBL1255871[22].
  • astaxanthin's E number is recorded as E161j[23].
  • astaxanthin's PDB structure ID is recorded as 1GKA[24].
  • astaxanthin's Freebase ID is recorded as /m/03ypsg[25].
  • astaxanthin's UNII is recorded as 8XPW32PR7I[26].
  • astaxanthin's ChemSpider ID is recorded as 4444636[27].

Why It Matters

astaxanthin ranks in the top 3% of type_of_chemical_entity entities by monthly Wikipedia readership (524 views/month).[2] astaxanthin has Wikipedia articles in 23 language editions, a strong signal of global cultural recognition.[28] astaxanthin is known by 25 alternative names across languages and contexts.[29]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  4. [6] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  5. [7] ↑ . PubChem. Retrieved . wikidata.org.
  6. [8] ↑ . PubChem. Retrieved . wikidata.org.
  7. [9] ↑ . PubChem. Retrieved . wikidata.org.
  8. [10] ↑ . PubChem. Retrieved . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . Gene Ontology release 2019-11-16. wikidata.org.
  11. [13] ↑ . Gene Ontology release 2019-11-16. wikidata.org.
  12. [14] ↑ . Gene Ontology release 2019-11-16. wikidata.org.
  13. [15] ↑ . Gene Ontology release 2019-11-16. wikidata.org.
  14. [16] ↑ . Gene Ontology release 2019-11-16. wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . ChEMBL. Retrieved . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . Protein Data Bank. Retrieved . wikidata.org.
  23. [25] ↑ . Freebase Data Dumps. wikidata.org.
  24. [26] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  25. [27] ↑ . Q2311683. Retrieved . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). astaxanthin. Retrieved May 3, 2026, from https://4ort.xyz/entity/astaxanthin
MLA “astaxanthin.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/astaxanthin.
BibTeX @misc{4ortxyz_astaxanthin_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{astaxanthin}}, year = {2026}, url = {https://4ort.xyz/entity/astaxanthin}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): astaxanthin — https://4ort.xyz/entity/astaxanthin (retrieved 2026-05-03)

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