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9-fluorenone

chemical compound
Class type of: chemical compound Q421328

Facts

7 properties
Instance of
type of chemical entity
Subclass of
chemical compound[4]
Canonical SMILES
C1=CC=C2C(=C1)C3=CC=CC=C3C2=O[2]
Chemical formula
C₁₃H₈O[3]
Mass
+180.057515[5]
Melting point
+84.0[6]
Safety classification and labelling
NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response[7]
🏷️ Also known as
en diphenylene ketone en fluorenone en fluoren-9-one en 9-fluorenone en 9-oxofluorene ar فلورينون de Fluorenon de Diphenylenketon es Fluorenona fa فلورنون fr fluorénone hi 9-फ्लूरिनोन it C13H8O ja C13H8O ja フルオレノン ko 플루오렌온 ko 9-플루오렌온 pl 9-fluorenon pl fluoren-9-on ro Fluorenonă
🔖 Identifiers · 28
OpenAlex ID
C2777768854
Image (Wikimedia Commons)
Fluorenona en matraz esférico.jpg ↗
CAS Registry Number
486-25-9
ChEBI ID
17922
ChEMBL ID
CHEMBL571655
ChemSpider ID
9824
CosIng number
97346
DSSTOX compound identifier
DTXCID5029263
DSSTox substance ID
DTXSID6049307
EC number
207-630-7
ECHA Substance Infocard ID
100.006.937
Freebase ID
/m/025xgyj
Show all 28 identifiers +16
HSDB ID
5490
InChI
InChI=1S/C13H8O/c14-13-11-7-3-1-5-9(11)10-6-2-4-8-12(10)13/h1-8H
InChIKey
YLQWCDOCJODRMT-UHFFFAOYSA-N
KEGG ID
C06712
MassBank accession ID
MSBNK-Fac_Eng_Univ_Tokyo-JP001404, MSBNK-Fac_Eng_Univ_Tokyo-JP003412, MSBNK-Fac_Eng_Univ_Tokyo-JP010309, MSBNK-UFZ-UA001101, MSBNK-UFZ-UA001103
Microsoft Academic ID (discontinued)
2777768854
NMRShiftDB structure ID
10015921
NSC number
5181
PubChem CID
10241
Reaxys registry number
1636531
SPLASH
splash10-0f89-4900000000-8caaf06ea0490ee6c129, splash10-001i-2900000000-9d93c2c3e73934a67ec9, splash10-0f89-0900000000-21059c2d09f5ba688291, splash10-0udi-0900000000-9ead0ef37984e3730fa8, splash10-0m2j-5931100000-16f470234bca9be36678, splash10-0ue9-1921100000-38dca62cd54fa4f55285
SureChEMBL ID
31884
UM-BBD compound ID
c0390
UNII
AZ9T83S2AQ
UniChem compound ID
114903
ZVG number
35750

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🔗 Connections
Subclass of 1
chemical compound
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Summary

9-fluorenone is a type of chemical entity[1].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). 9-fluorenone. Retrieved November 10, 2026, from https://4ort.xyz/entity/9-fluorenone
MLA “9-fluorenone.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Nov. 2026, https://4ort.xyz/entity/9-fluorenone.
BibTeX @misc{4ortxyz_9-fluorenone_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{9-fluorenone}}, year = {2026}, url = {https://4ort.xyz/entity/9-fluorenone}, note = {Accessed: 2026-11-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 9-fluorenone — https://4ort.xyz/entity/9-fluorenone (retrieved 2026-11-10)

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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. 7w ago · KrBot bot · 2026-09-26 view diff on Wikidata ↗
    ZVG number → 35750
    "Changed claim: ZVG number: 35750, см. / see autofix на / on P679"
  2. 7w ago · Mrwdat3 · 2026-09-23 view diff on Wikidata ↗
    ZVG number → 35750
    "Created claim: ZVG number: 035750, batch #275042"
  3. 21w ago · Nabbegat · 2026-06-19 view diff on Wikidata ↗
    Instance of → type of chemical entity
    Safety classification and labelling → NFPA 704: Standard System for the Identification of the Haza
    Subclass of → chemical compound
    Melting point → 84
    + 1 other property edited (see Wikidata diff for full list)
    "Changed [tr] labels, descriptions or aliases: QuickStatements 3.0 batch #37300"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.