2-Cyclopropen-1-one, 2,3-diphenyl-

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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas317.7 ± 8.2kJ/molCcrSteele, Gammon, et al., 1985 
Δfgas360. ± 20.kJ/molCphaGrabowski, Simon, et al., 1984 
Δfgas552.3kJ/molCcbHopkins, Bostwick, et al., 1976 

Reaction 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

2-Cyclopropen-1-one, 2,3-diphenyl- = Diphenylacetylene + Carbon monoxide

By formula: C15H10O = C14H10 + CO

Quantity Value Units Method Reference Comment
Δr-28. ± 5.0kJ/molCphaHung and Grabowski, 1992liquid phase; solvent: Alkane
Δr18. ± 10.kJ/molCphaHerman and Goodman, 1989solid phase; solvent: Acetonitrile/water
Δr-41. ± 12.kJ/molCphaGrabowski, Simon, et al., 1984liquid phase; solvent: Benzene

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.

Steele, Gammon, et al., 1985
Steele, W.V.; Gammon, B.E.; Smith, N.K.; Chickos, J.S.; Greenberg, A.; Liebman, J.F., The standard molar enthalpy of formation of 2,3-diphenylcycloprop-2-en-1-one, J. Chem. Thermodyn., 1985, 17, 505-511. [all data]

Grabowski, Simon, et al., 1984
Grabowski, J.J.; Simon, J.D.; Peters, K.S., Heat of formation of diphenylcyclopropenone by photoacoustic calorimetry, J. Am. Chem. Soc., 1984, 106, 4615-4616. [all data]

Hopkins, Bostwick, et al., 1976
Hopkins, H.P., Jr.; Bostwick, D.; Alexander, C.J., The thermochemistry of diphenylcyclopropenone. Strain vs. delocalization energy, J. Am. Chem. Soc., 1976, 98, 1355-1357. [all data]

Hung and Grabowski, 1992
Hung, R.R.; Grabowski, J.J., Enthalpy measurements in organic solvents by photoacoustic calorimetry: a solution to the reaction volume problem, J. Am. Chem. Soc., 1992, 114, 351-353. [all data]

Herman and Goodman, 1989
Herman, M.S.; Goodman, J.L., Determination of the enthalpy and reaction volume changes of organic photoreactions using photoacoustic calorimetry, J. Am. Chem. Soc., 1989, 111, 1849-1854. [all data]


Notes

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