pyrrole

heterocyclic aromatic organic compound containing a nitrogen atom
ChemicalSubstance type_of_chemical_entity Q242627
pyrrole
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pyrrole

Summary

pyrrole is a type of chemical entity[1]. pyrrole ranks in the top 4% of type_of_chemical_entity entities by monthly Wikipedia readership (377 views/month).[2]

Key Facts

  • pyrrole's image is recorded as Pyrrole Post Distillation.jpg[3].
  • pyrrole's instance of is recorded as type of chemical entity[4].
  • pyrrole's chemical structure is recorded as Pyrrol2.svg[5].
  • pyrrole's GND ID is recorded as 4176520-5[6].
  • pyrrole's CAS Registry Number is recorded as 109-97-7[7].
  • pyrrole's EC number is recorded as 203-724-7[8].
  • pyrrole's canonical SMILES is recorded as C1=CNC=C1[9].
  • pyrrole's InChI is recorded as InChI=1S/C4H5N/c1-2-4-5-3-1/h1-5H[10].
  • pyrrole's InChIKey is recorded as KAESVJOAVNADME-UHFFFAOYSA-N[11].
  • pyrrole's Library of Congress authority ID is recorded as sh85109365[12].
  • pyrrole's chemical formula is recorded as C₄H₅N[13].
  • pyrrole's subclass of is recorded as pyrrole alkaloid[14].
  • pyrrole's NDL Authority ID is recorded as 00569118[15].
  • pyrrole's Commons category is recorded as Pyrrole[16].
  • pyrrole's BNCF Thesaurus ID is recorded as 32992[17].
  • pyrrole's has part is recorded as nitrogen[18].
  • pyrrole's has part is recorded as carbon[19].
  • pyrrole's has part is recorded as hydrogen[20].
  • pyrrole's ChEMBL ID is recorded as CHEMBL16225[21].
  • pyrrole's Freebase ID is recorded as /m/018y6s[22].
  • pyrrole's UNII is recorded as 86S1ZD6L2C[23].
  • pyrrole's RTECS number is recorded as UX9275000[24].
  • pyrrole's ChemSpider ID is recorded as 7736[25].
  • pyrrole's PubChem CID is recorded as 8027[26].
  • pyrrole's ZVG number is recorded as 492733[27].

Why It Matters

pyrrole ranks in the top 4% of type_of_chemical_entity entities by monthly Wikipedia readership (377 views/month).[2] pyrrole has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[28] pyrrole is known by 31 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] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Global Substance Registration System. Retrieved . wikidata.org.
  6. [8] . Global Substance Registration System. Retrieved . wikidata.org.
  7. [9] . PubChem. Retrieved . wikidata.org.
  8. [10] . PubChem. Retrieved . wikidata.org.
  9. [11] . PubChem. Retrieved . wikidata.org.
  10. [12] . Integrated Authority File. wikidata.org.
  11. [13] . PubChem. Retrieved . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . ChEMBL. Retrieved . wikidata.org.
  20. [22] . Freebase Data Dumps. wikidata.org.
  21. [23] . Global Substance Registration System. Retrieved . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . Q2311683. Retrieved . wikidata.org.
  24. [26] . PubChem. Retrieved . wikidata.org.
  25. [27] . 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). pyrrole. Retrieved May 3, 2026, from https://4ort.xyz/entity/pyrrole
MLA “pyrrole.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/pyrrole.
BibTeX @misc{4ortxyz_pyrrole_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{pyrrole}}, year = {2026}, url = {https://4ort.xyz/entity/pyrrole}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): pyrrole — https://4ort.xyz/entity/pyrrole (retrieved 2026-05-03)

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