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12-crown-4

chemical compound
ChemicalSubstance type_of_chemical_entity Q4261972
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12-crown-4

Summary

12-crown-4 is a type of chemical entity[1]. 12-crown-4 ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (17 views/month).[2]

Key Facts

  • 12-crown-4's instance of is recorded as type of chemical entity[3].
  • 12-crown-4's chemical structure is recorded as 12-crown-4 skeletal.svg[4].
  • 12-crown-4's CAS Registry Number is recorded as 294-93-9[5].
  • 12-crown-4's EC number is recorded as 206-036-5[6].
  • 12-crown-4's canonical SMILES is recorded as C1COCCOCCOCCO1[7].
  • 12-crown-4's InChI is recorded as InChI=1S/C8H16O4/c1-2-10-5-6-12-8-7-11-4-3-9-1/h1-8H2[8].
  • 12-crown-4's InChIKey is recorded as XQQZRZQVBFHBHL-UHFFFAOYSA-N[9].
  • 12-crown-4's chemical formula is recorded as C₈H₁₆O₄[10].
  • 12-crown-4's subclass of is recorded as crown ether[11].
  • 12-crown-4's Commons category is recorded as 12-crown-4[12].
  • 12-crown-4's Freebase ID is recorded as /m/03mf5m7[13].
  • 12-crown-4's UNII is recorded as K6069P2C2A[14].
  • 12-crown-4's RTECS number is recorded as XF0550000[15].
  • 12-crown-4's ChemSpider ID is recorded as 8912[16].
  • 12-crown-4's PubChem CID is recorded as 9269[17].
  • 12-crown-4's ChEBI ID is recorded as 32399[18].
  • 12-crown-4's Gmelin number is recorded as 3287[19].
  • 12-crown-4's Reaxys registry number is recorded as 1363064[20].
  • 12-crown-4's KNApSAcK ID is recorded as C00061308[21].
  • 12-crown-4's mass is recorded as {'unit': 'Q483261', 'amount': '+176.105'}[22].
  • 12-crown-4's Nikkaji ID is recorded as J66.351D[23].
  • 12-crown-4's ECHA Substance Infocard ID is recorded as 100.005.488[24].
  • 12-crown-4's SureChEMBL ID is recorded as 236725[25].
  • 12-crown-4's DSSTox substance ID is recorded as DTXSID6059780[26].
  • 12-crown-4's SPLASH is recorded as splash10-0ac9-9100000000-0491cee54d834aaf2e40[27].

Why It Matters

12-crown-4 ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (17 views/month).[2] 12-crown-4 has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[28] 12-crown-4 is known by 8 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] ↑ . Freebase Data Dumps. wikidata.org.
  12. [14] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . Q2311683. Retrieved . wikidata.org.
  15. [17] ↑ . PubChem. Retrieved . wikidata.org.
  16. [18] ↑ . ChEBI. Retrieved . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . ChEBI. Retrieved . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . PubChem. Retrieved . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . ECHA Substance Infocard database. Retrieved . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard. 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). 12-crown-4. Retrieved May 3, 2026, from https://4ort.xyz/entity/12-crown-4
MLA “12-crown-4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/12-crown-4.
BibTeX @misc{4ortxyz_12-crown-4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{12-crown-4}}, year = {2026}, url = {https://4ort.xyz/entity/12-crown-4}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 12-crown-4 — https://4ort.xyz/entity/12-crown-4 (retrieved 2026-05-03)

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