Methylketene


Gas phase thermochemistry 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 by: Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

Cp,gas (cal/mol*K) Temperature (K) Reference Comment
8.8050.Thermodynamics Research Center, 1997 
10.9100.
12.7150.
14.1200.
16.3273.15
17.1298.15
17.1300.
20.1400.
22.8500.
25.22600.
27.27700.
29.09800.
30.64900.
32.001000.
33.171100.
34.201200.
35.091300.
35.851400.
36.521500.

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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C3H4O+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)199.4kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity192.0kcal/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
8.95PEBock, Hirabayashi, et al., 1981Vertical value; LLK
8.95PEBock, Hirabayashi, et al., 1977Vertical value; LLK

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.

Thermodynamics Research Center, 1997
Thermodynamics Research Center, Selected Values of Properties of Chemical Compounds., Thermodynamics Research Center, Texas A&M University, College Station, Texas, 1997. [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [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

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