Propadienone is an organic compound with molecular formula C3H2O consisting of a propadiene carbon framework with a ketone functional group. The structure of propadienone is not the same as propadiene or carbon suboxide.[1][clarification needed] In propadienone, oxygen has +1 formal charge and C2 carbon has -1 formal charge.[2]

Propadienone
Names
IUPAC name
  • 1-Allenone
  • Methylene ketene
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/C3H2O/c1-2-3-4/h1H2
    Key: TURAMGVWNUTQKH-UHFFFAOYSA-N
  • C=C=C=O
Properties
C3H2O
Molar mass 54.048 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

See also

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References

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  1. ^ Brown, Ronald D.; Peter D. Godfrey (1981), "Microwave spectrum and unusual geometry of propadienone (methylene ketene)", J. Am. Chem. Soc., 103 (19): 5711–5715, doi:10.1021/ja00409a016
  2. ^ Brown, Ronald D.; Robert Champion (1985), "The structure of propadienone", J. Am. Chem. Soc., 107 (14): 4109–4112, doi:10.1021/ja00300a001