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2,5-norbornadiene

chemical compound
ChemicalSubstance type_of_chemical_entity Q726795
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2,5-norbornadiene

Summary

2,5-norbornadiene is a type of chemical entity[1]. 2,5-norbornadiene ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (39 views/month).[2]

Key Facts

  • 2,5-norbornadiene's instance of is recorded as type of chemical entity[3].
  • 2,5-norbornadiene's chemical structure is recorded as 2,5-norbornadiene 200.svg[4].
  • 2,5-norbornadiene's CAS Registry Number is recorded as 121-46-0[5].
  • 2,5-norbornadiene's EC number is recorded as 204-472-0[6].
  • 2,5-norbornadiene's canonical SMILES is recorded as C1C2C=CC1C=C2[7].
  • 2,5-norbornadiene's InChI is recorded as InChI=1S/C7H8/c1-2-7-4-3-6(1)5-7/h1-4,6-7H,5H2[8].
  • 2,5-norbornadiene's InChIKey is recorded as SJYNFBVQFBRSIB-UHFFFAOYSA-N[9].
  • 2,5-norbornadiene's chemical formula is recorded as C₇H₈[10].
  • 2,5-norbornadiene's subclass of is recorded as diene[11].
  • 2,5-norbornadiene's subclass of is recorded as bicyclic compound[12].
  • 2,5-norbornadiene's Commons category is recorded as Norbornadiene[13].
  • 2,5-norbornadiene's has part is recorded as carbon[14].
  • 2,5-norbornadiene's has part is recorded as hydrogen[15].
  • 2,5-norbornadiene's Freebase ID is recorded as /m/07k7mc[16].
  • 2,5-norbornadiene's UNII is recorded as W9ZTQ75ZUS[17].
  • 2,5-norbornadiene's ChemSpider ID is recorded as 8160[18].
  • 2,5-norbornadiene's ChemSpider ID is recorded as 21427335[19].
  • 2,5-norbornadiene's PubChem CID is recorded as 8473[20].
  • 2,5-norbornadiene's ZVG number is recorded as 510519[21].
  • 2,5-norbornadiene's mass is recorded as {'unit': 'Q483261', 'amount': '+92.063'}[22].
  • 2,5-norbornadiene's Nikkaji ID is recorded as J36.833D[23].
  • 2,5-norbornadiene's melting point is recorded as {'unit': 'Q25267', 'amount': '-20.0'}[24].
  • 2,5-norbornadiene's ECHA Substance Infocard ID is recorded as 100.004.066[25].
  • 2,5-norbornadiene's NSC number is recorded as 13672[26].
  • 2,5-norbornadiene's SureChEMBL ID is recorded as 49289[27].

Why It Matters

2,5-norbornadiene ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (39 views/month).[2] 2,5-norbornadiene has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.[28] 2,5-norbornadiene is known by 7 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 . 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] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . Freebase Data Dumps. wikidata.org.
  15. [17] ↑ . Global Substance Registration System. Retrieved . wikidata.org.
  16. [18] ↑ . Q2311683. Retrieved . wikidata.org.
  17. [19] ↑ . Q2311683. Retrieved . wikidata.org.
  18. [20] ↑ . PubChem. Retrieved . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . PubChem. Retrieved . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . Jean-Claude Bradley Open Melting Point Dataset. wikidata.org.
  23. [25] ↑ . ECHA Substance Infocard database. Retrieved . wikidata.org.
  24. [26] ↑ . 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). 2,5-norbornadiene. Retrieved May 3, 2026, from https://4ort.xyz/entity/2-5-norbornadiene
MLA “2,5-norbornadiene.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/2-5-norbornadiene.
BibTeX @misc{4ortxyz_2-5-norbornadiene_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2,5-norbornadiene}}, year = {2026}, url = {https://4ort.xyz/entity/2-5-norbornadiene}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2,5-norbornadiene — https://4ort.xyz/entity/2-5-norbornadiene (retrieved 2026-05-03)

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