2-pyrrolidone

chemical compound
ChemicalSubstance type_of_chemical_entity Q285640
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2-pyrrolidone

Summary

2-pyrrolidone is a type of chemical entity[1]. 2-pyrrolidone ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (17 views/month).[2]

Key Facts

  • 2-pyrrolidone's instance of is recorded as type of chemical entity[3].
  • 2-pyrrolidone's chemical structure is recorded as Structural formula of 2-pyrrolidone.svg[4].
  • 2-pyrrolidone's GND ID is recorded as 4311377-1[5].
  • 2-pyrrolidone's CAS Registry Number is recorded as 616-45-5[6].
  • 2-pyrrolidone's EC number is recorded as 210-483-1[7].
  • 2-pyrrolidone's canonical SMILES is recorded as C1CC(=O)NC1[8].
  • 2-pyrrolidone's InChI is recorded as InChI=1S/C4H7NO/c6-4-2-1-3-5-4/h1-3H2,(H,5,6)[9].
  • 2-pyrrolidone's InChIKey is recorded as HNJBEVLQSNELDL-UHFFFAOYSA-N[10].
  • 2-pyrrolidone's chemical formula is recorded as C₄H₇NO[11].
  • 2-pyrrolidone's subclass of is recorded as pyrrolidine alkaloid[12].
  • 2-pyrrolidone's Commons category is recorded as 2-Pyrrolidone[13].
  • 2-pyrrolidone's has part is recorded as nitrogen[14].
  • 2-pyrrolidone's has part is recorded as oxygen[15].
  • 2-pyrrolidone's has part is recorded as carbon[16].
  • 2-pyrrolidone's ChEMBL ID is recorded as CHEMBL276849[17].
  • 2-pyrrolidone's PDB structure ID is recorded as 4IOQ[18].
  • 2-pyrrolidone's Freebase ID is recorded as /m/0b4mkv[19].
  • 2-pyrrolidone's UNII is recorded as KKL5D39EOL[20].
  • 2-pyrrolidone's RTECS number is recorded as UY5715000[21].
  • 2-pyrrolidone's ChemSpider ID is recorded as 11530[22].
  • 2-pyrrolidone's PubChem CID is recorded as 12025[23].
  • 2-pyrrolidone's ZVG number is recorded as 490258[24].
  • 2-pyrrolidone's ChEBI ID is recorded as 36592[25].
  • 2-pyrrolidone's found in taxon is recorded as Rheum maximowiczii[26].
  • 2-pyrrolidone's found in taxon is recorded as Microtropis japonica[27].

Why It Matters

2-pyrrolidone ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (17 views/month).[2] 2-pyrrolidone has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.[28] 2-pyrrolidone is known by 32 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] . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  5. [7] . Global Substance Registration System. Retrieved . wikidata.org.
  6. [8] . PubChem. Retrieved . wikidata.org.
  7. [9] . PubChem. Retrieved . wikidata.org.
  8. [10] . PubChem. Retrieved . wikidata.org.
  9. [11] . PubChem. Retrieved . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . ChEMBL. Retrieved . wikidata.org.
  16. [18] . Protein Data Bank. Retrieved . wikidata.org.
  17. [19] . Freebase Data Dumps. wikidata.org.
  18. [20] . Global Substance Registration System. Retrieved . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . Q2311683. Retrieved . wikidata.org.
  21. [23] . PubChem. Retrieved . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . ChEMBL. Retrieved . wikidata.org.
  24. [26] . Indole Alkaloids from Hunteria zeylanica. wikidata.org.
  25. [27] . Dihydroagarofuranoid sesquiterpenes, a lignan derivative, a benzenoid, and antitubercular constituents from the stem of Microtropis japonica. 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). 2-pyrrolidone. Retrieved May 3, 2026, from https://4ort.xyz/entity/2-pyrrolidone
MLA “2-pyrrolidone.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/2-pyrrolidone.
BibTeX @misc{4ortxyz_2-pyrrolidone_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2-pyrrolidone}}, year = {2026}, url = {https://4ort.xyz/entity/2-pyrrolidone}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2-pyrrolidone — https://4ort.xyz/entity/2-pyrrolidone (retrieved 2026-05-03)

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