spiropentadiene

chemical compound
ChemicalSubstance type_of_chemical_entity Q2797009
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spiropentadiene

Summary

spiropentadiene is a type of chemical entity[1]. spiropentadiene ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (15 views/month).[2]

Key Facts

  • spiropentadiene's instance of is recorded as type of chemical entity[3].
  • spiropentadiene's chemical structure is recorded as Spiro-C5H4.png[4].
  • spiropentadiene's CAS Registry Number is recorded as 1727-65-7[5].
  • spiropentadiene's canonical SMILES is recorded as C1=CC12C=C2[6].
  • spiropentadiene's InChI is recorded as InChI=1S/C5H4/c1-2-5(1)3-4-5/h1-4H[7].
  • spiropentadiene's InChIKey is recorded as JXGJFWLYGSVFBS-UHFFFAOYSA-N[8].
  • spiropentadiene's chemical formula is recorded as C₅H₄[9].
  • spiropentadiene's subclass of is recorded as diene[10].
  • spiropentadiene's subclass of is recorded as spiro compound[11].
  • spiropentadiene's Commons category is recorded as Spiropentadiene[12].
  • spiropentadiene's Freebase ID is recorded as /m/054vzf5[13].
  • spiropentadiene's UNII is recorded as US9R6MF2C7[14].
  • spiropentadiene's ChemSpider ID is recorded as 35807558[15].
  • spiropentadiene's PubChem CID is recorded as 14901520[16].
  • spiropentadiene's mass is recorded as {'unit': 'Q483261', 'amount': '+64.0313'}[17].
  • spiropentadiene's Nikkaji ID is recorded as J937.000E[18].
  • spiropentadiene's SureChEMBL ID is recorded as 769268[19].
  • spiropentadiene's DSSTox substance ID is recorded as DTXSID80565167[20].
  • spiropentadiene's Microsoft Academic ID is recorded as 2775970151[21].
  • spiropentadiene's J-GLOBAL ID is recorded as 200907012894508700[22].
  • spiropentadiene's DSSTOX compound identifier is recorded as DTXCID60515943[23].
  • spiropentadiene's UniChem compound ID is recorded as 61487747[24].

Why It Matters

spiropentadiene ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (15 views/month).[2] spiropentadiene has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[25]

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] . CAS Common Chemistry. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  4. [6] . PubChem. Retrieved . wikidata.org.
  5. [7] . PubChem. Retrieved . wikidata.org.
  6. [8] . PubChem. Retrieved . wikidata.org.
  7. [9] . PubChem. Retrieved . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . Q2311683. Retrieved . wikidata.org.
  14. [16] . PubChem. Retrieved . wikidata.org.
  15. [17] . PubChem. Retrieved . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard. wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . UniChem. wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [25] . Wikidata sitelinks. 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). spiropentadiene. Retrieved May 3, 2026, from https://4ort.xyz/entity/spiropentadiene
MLA “spiropentadiene.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/spiropentadiene.
BibTeX @misc{4ortxyz_spiropentadiene_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{spiropentadiene}}, year = {2026}, url = {https://4ort.xyz/entity/spiropentadiene}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): spiropentadiene — https://4ort.xyz/entity/spiropentadiene (retrieved 2026-05-03)

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