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

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Phase change data

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

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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δsub119.7 ± 8.0kJ/molVSteele, Gammon, et al., 1985ALS

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
120. ± 8.365.HSASteele, Gammon, et al., 1985Based on data from 353. to 378. K.; AC
141. ± 4.2323.VHopkins, Bostwick, et al., 1976ALS
141. ± 4.333.MEHopkins, Bostwick, et al., 1976Based on data from 323. to 343. K. See also Stephenson and Malanowski, 1987.; AC

Gas phase ion energetics data

Go To: Top, Phase change data, References, Notes

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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
10.56PEMuller, Schweig, et al., 1978Vertical value; LLK
8.47PEDehmlow, Dehmlow, et al., 1977Vertical value; LLK

References

Go To: Top, Phase change data, Gas phase ion energetics data, Notes

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]

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]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Muller, Schweig, et al., 1978
Muller, C.; Schweig, A.; Vermeer, H., Photoelectron spectra of 1,2-diphenylcyclopropene, 2,3-diphenylcyclopropenone, 2,3-diphenylcyclopropenethione, 2,3-diphenylthiirene and 1-oxide; cis-stilbene, An experimental verification of conjugative inductive interactions, J. Am. Chem. Soc., 1978, 100, 8056. [all data]

Dehmlow, Dehmlow, et al., 1977
Dehmlow, E.V.; Dehmlow, S.S.; Marschner, F., Chemische und photoelektronenspektroskopische Eigenschaften von cyclopropylsubstituierten Cyclopropenonen, Chem. Ber., 1977, 110, 154. [all data]


Notes

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