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pyromellitic dianhydride

chemical compound
ChemicalSubstance type_of_chemical_entity Q1407366
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pyromellitic dianhydride

Summary

pyromellitic dianhydride is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (72 views/month).[2]

Key Facts

  • pyromellitic dianhydride's instance of is recorded as type of chemical entity[3].
  • pyromellitic dianhydride's canonical SMILES is recorded as C1=C2C(=CC3=C1C(=O)OC3=O)C(=O)OC2=O[4].
  • pyromellitic dianhydride's chemical formula is recorded as C₁₀H₂O₆[5].
  • pyromellitic dianhydride is a type of chemical compound[6].
  • pyromellitic dianhydride's Commons category is recorded as Pyromellitic dianhydride[7].
  • pyromellitic dianhydride comprises carbon[8].
  • pyromellitic dianhydride comprises oxygen[9].
  • pyromellitic dianhydride comprises hydrogen[10].
  • pyromellitic dianhydride's mass is recorded as {'unit': 'Q483261', 'amount': '+217.985'}[11].

Why It Matters

pyromellitic dianhydride ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (72 views/month).[2] It has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[12] It is known by 7 alternative names across languages and contexts.[13]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . PubChem. Retrieved . wikidata.org.
  3. [5] ↑ . PubChem. Retrieved . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . PubChem. Retrieved . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [12] ↑ . Wikidata sitelinks. wikidata.org.
  3. [13] ↑ . 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). pyromellitic dianhydride. Retrieved May 3, 2026, from https://4ort.xyz/entity/pyromellitic-dianhydride
MLA “pyromellitic dianhydride.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/pyromellitic-dianhydride.
BibTeX @misc{4ortxyz_pyromellitic-dianhydride_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{pyromellitic dianhydride}}, year = {2026}, url = {https://4ort.xyz/entity/pyromellitic-dianhydride}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): pyromellitic dianhydride — https://4ort.xyz/entity/pyromellitic-dianhydride (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/pyromellitic-dianhydride · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 23d ago · KaleemBot bot · 2026-05-14 view diff on Wikidata ↗
    Instance of → —
    Mass → {'unit': 'Q483261', 'amount': '+217.985'}
    Has parts → —
    Aliases → —
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:پائرومیلیٹک ڈائی این ہائڈرائڈ]]"
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