Cyclopentadienone

Cyclopentadienone
Names
Preferred IUPAC name
Cyclopenta-2,4-dien-1-one
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/C5H4O/c6-5-3-1-2-4-5/h1-4H
    Key: FQQOMPOPYZIROF-UHFFFAOYSA-N
  • InChI=1/C5H4O/c6-5-3-1-2-4-5/h1-4H
    Key: FQQOMPOPYZIROF-UHFFFAOYAD
  • C1=CC(=O)C=C1
Properties
C5H4O
Molar mass 80.086 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Cyclopentadienone is an organic compound with molecular formula C5H4O. The parent cyclopentadienone is rarely encountered, because it rapidly dimerizes. Many substituted derivatives are known, notably tetraphenylcyclopentadienone. Such compounds are used as ligands in organometallic chemistry.

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