xanthopterin

chemical compound
ChemicalSubstance type_of_chemical_entity Q415862
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xanthopterin

Summary

xanthopterin is a type of chemical entity[1]. xanthopterin ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (7 views/month).[2]

Key Facts

  • xanthopterin's instance of is recorded as type of chemical entity[3].
  • xanthopterin's chemical structure is recorded as Xanthopterin.svg[4].
  • xanthopterin's CAS Registry Number is recorded as 119-44-8[5].
  • xanthopterin's EC number is recorded as 204-325-0[6].
  • xanthopterin's canonical SMILES is recorded as C1=NC2=C(C(=O)N=C(N2)N)NC1=O[7].
  • xanthopterin's InChI is recorded as InChI=1S/C6H5N5O2/c7-6-10-4-3(5(13)11-6)9-2(12)1-8-4/h1H,(H,9,12)(H3,7,8,10,11,13)[8].
  • xanthopterin's InChIKey is recorded as VURKRJGMSKJIQX-UHFFFAOYSA-N[9].
  • xanthopterin's chemical formula is recorded as C₆H₅N₅O₂[10].
  • xanthopterin's subclass of is recorded as pteridine[11].
  • xanthopterin's MeSH descriptor ID is recorded as D014976[12].
  • xanthopterin's ChEMBL ID is recorded as CHEMBL1236854[13].
  • xanthopterin's PDB structure ID is recorded as 3LX3[14].
  • xanthopterin's Freebase ID is recorded as /m/04q3fmr[15].
  • xanthopterin's UNII is recorded as V66551EU1R[16].
  • xanthopterin's ChemSpider ID is recorded as 8091[17].
  • xanthopterin's PubChem CID is recorded as 8397[18].
  • xanthopterin's PubChem CID is recorded as 135403800[19].
  • xanthopterin's MeSH tree code is recorded as D03.633.100.733.631.825[20].
  • xanthopterin's MeSH tree code is recorded as D23.767.831.742[21].
  • xanthopterin's ChEBI ID is recorded as 233012[22].
  • xanthopterin's found in taxon is recorded as Pieris[23].
  • xanthopterin's found in taxon is recorded as Vespa orientalis[24].
  • xanthopterin's Gran Enciclopèdia Catalana ID is recorded as 0151499[25].
  • xanthopterin's Human Metabolome Database ID is recorded as HMDB0259923[26].
  • xanthopterin's mass is recorded as {'unit': 'Q483261', 'amount': '+179.044'}[27].

Why It Matters

xanthopterin ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (7 views/month).[2] xanthopterin has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[28] xanthopterin is known by 3 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] . wikidata.org.
  11. [13] . ChEMBL. Retrieved . wikidata.org.
  12. [14] . Protein Data Bank. Retrieved . wikidata.org.
  13. [15] . Freebase Data Dumps. wikidata.org.
  14. [16] . Global Substance Registration System. Retrieved . wikidata.org.
  15. [17] . Q2311683. Retrieved . wikidata.org.
  16. [18] . PubChem. Retrieved . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . Butterfly wing antineoplastic agents. wikidata.org.
  22. [24] . Xanthopterin in the Oriental hornet (Vespa orientalis): light absorbance is increased with maturation of yellow pigment granules. wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . PubChem. 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). xanthopterin. Retrieved May 3, 2026, from https://4ort.xyz/entity/xanthopterin
MLA “xanthopterin.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/xanthopterin.
BibTeX @misc{4ortxyz_xanthopterin_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{xanthopterin}}, year = {2026}, url = {https://4ort.xyz/entity/xanthopterin}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): xanthopterin — https://4ort.xyz/entity/xanthopterin (retrieved 2026-05-03)

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