Dimethylketene

• Formula: C₄H₆O
• Molecular weight: 70.0898
• IUPAC Standard InChI: InChI=1S/C4H6O/c1-4(2)3-5/h1-2H3 Copy

  
• IUPAC Standard InChIKey: VDOKWPVSGXHSNP-UHFFFAOYSA-N Copy
• CAS Registry Number: 598-26-5
• Chemical structure:
  This structure is also available as a 2d Mol file
• Other names: 1-Propen-1-one, 2-methyl-; Ketene, dimethyl-; 1,1-Dimethylketene; (CH3)2C=C=O; 2-methyl-1-propen-1-one
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• Information on this page:
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C₄H₆O⁺ (ion structure unspecified)

Ionization energy determinations

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Holmes and Lossing, 1986
Holmes, J.L.; Lossing, F.P., Title unavailable, Personal communication to S.G. Lias, 1986. [all data]

Bock, Hirabayashi, et al., 1981
Bock, H.; Hirabayashi, T.; Mohmand, S., Thermische erzeugung von alkyl- und halogenketenen, Chem. Ber., 1981, 114, 2595. [all data]

Bock, Hirabayashi, et al., 1977
Bock, H.; Hirabayashi, T.; Mohmand, S.; Solouki, B., Instabile Zwischenprodukte in der Gasphase: Der thermische Zerfall von Carbonsaurechloriden RCOCl, Angew. Chem., 1977, 89, 106. [all data]

Notes

Go To: Top, Gas phase ion energetics data, References

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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