pyrimidine

chemical compound
ChemicalSubstance type_of_chemical_entity Q207722
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pyrimidine

Summary

pyrimidine is a type of chemical entity[1]. pyrimidine ranks in the top 4% of type_of_chemical_entity entities by monthly Wikipedia readership (754 views/month).[2]

Key Facts

  • pyrimidine's instance of is recorded as type of chemical entity[3].
  • pyrimidine's canonical SMILES is recorded as C1=CN=CN=C1[4].
  • pyrimidine's chemical formula is recorded as C₄H₄N₂[5].
  • pyrimidine is a type of pyrimidine[6].
  • pyrimidine's Commons category is recorded as Pyrimidine[7].
  • pyrimidine comprises nitrogen[8].
  • pyrimidine comprises hydrogen[9].
  • pyrimidine comprises carbon[10].
  • pyrimidine's found in taxon is recorded as Daphnia magna[11].
  • pyrimidine's found in taxon is recorded as Homo sapiens[12].
  • pyrimidine's found in taxon is recorded as Panax ginseng[13].
  • pyrimidine's described by source is recorded as Encyclopædia Britannica 11th edition[14].
  • pyrimidine's described by source is recorded as Armenian Soviet Encyclopedia, vol. 9[15].
  • pyrimidine's density is recorded as {'unit': 'Q13147228', 'amount': '+1.016'}[16].
  • pyrimidine's mass is recorded as {'unit': 'Q483261', 'amount': '+80.037'}[17].
  • pyrimidine's melting point is recorded as {'unit': 'Q25267', 'amount': '+21'}[18].
  • pyrimidine's melting point is recorded as {'unit': 'Q25267', 'amount': '+22'}[19].
  • pyrimidine's boiling point is recorded as {'unit': 'Q25267', 'amount': '+124'}[20].
  • pyrimidine's boiling point is recorded as {'unit': 'Q25267', 'amount': '+123.8'}[21].
  • pyrimidine's electric dipole moment is recorded as {'unit': 'Q40603', 'amount': '+2.334'}[22].
  • pyrimidine's ionization energy is recorded as {'unit': 'Q83327', 'amount': '+9.23'}[23].

Why It Matters

pyrimidine ranks in the top 4% of type_of_chemical_entity entities by monthly Wikipedia readership (754 views/month).[2] pyrimidine has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[24] pyrimidine is known by 16 alternative names across languages and contexts.[25]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . PubChem. Retrieved . wikidata.org.
  3. [5] . PubChem. Retrieved . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Mixtures of similarly acting compounds in Daphnia magna: from gene to metabolite and beyond.. wikidata.org.
  10. [12] . The human saliva metabolome. wikidata.org.
  11. [13] . Metabolic dynamics and physiological adaptation of Panax ginseng during development. wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . PubChem. Retrieved . wikidata.org.
  16. [18] . Jean-Claude Bradley Open Melting Point Dataset. wikidata.org.
  17. [19] . Basic laboratory and industrial chemicals: A CRC quick reference handbook. wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . Basic laboratory and industrial chemicals: A CRC quick reference handbook. wikidata.org.
  20. [22] . Basic laboratory and industrial chemicals: A CRC quick reference handbook. wikidata.org.
  21. [23] . Basic laboratory and industrial chemicals: A CRC quick reference handbook. wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [24] . Wikidata sitelinks. wikidata.org.
  3. [25] . 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). pyrimidine. Retrieved May 3, 2026, from https://4ort.xyz/entity/pyrimidine
MLA “pyrimidine.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/pyrimidine.
BibTeX @misc{4ortxyz_pyrimidine_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{pyrimidine}}, year = {2026}, url = {https://4ort.xyz/entity/pyrimidine}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): pyrimidine — https://4ort.xyz/entity/pyrimidine (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/pyrimidine · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 3d ago · Twofivesixbot bot · 2026-05-24 view diff on Wikidata ↗
    Found in taxon Daphnia magna, Homo sapiens, Panax ginseng
    Great russian encyclopedia online id (2017) 3140582
    Instance of type of chemical entity
    Boiling point {'unit': 'Q25267', 'amount': '+124'}, {'unit': 'Q25267', 'amount': '+123.8'}
    + 12 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P8189]]: 987007551083905171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.