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Reaction data

C3H5- + Hydrogen cation = Cyclopropane


Enthalpy of reaction at standard conditions (nominally 298.15 K, 1 atm.)

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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: John E. Bartmess

DeltarH° (kJ/mol) Method Reference Comment
1708. ± 20.BranPeerboom, Rademaker, et al., 1992gas phase; B
1718. ± 6.7D-EASeburg and Squires, 1997gas phase; B
1707. ± 21.CIDTGraul and Squires, 1990gas phase; B
1722. ± 8.4BranDePuy, Gronert, et al., 1989gas phase; B
1724. ± 8.4BranDePuy, Bierbaum, et al., 1984gas phase; B
<1728.0CIDTGraul and Squires, 1988gas phase; B; Data excluded from overall average
>1689.9 ± 2.5G+TSBohme, Lee-Ruff, et al., 1972gas phase; B; Data excluded from overall average

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.

Peerboom, Rademaker, et al., 1992
Peerboom, R.A.L.; Rademaker, G.J.; Dekoning, L.J.; Nibbering, N.M.M., Stabilization of Cycloalkyl Carbanions in the Gas Phase, Rapid Commun. Mass Spectrom., 1992, 6, 6, 394, https://doi.org/10.1002/rcm.1290060608 . [all data]

Seburg and Squires, 1997
Seburg, R.A.; Squires, R.R., The Electron Affinity of Cyclopropyl Radical Measured by the Kinetic Method, Int. J. Mass Spectrom. Ion Proc., 1997, 167, 541, https://doi.org/10.1016/S0168-1176(97)00101-8 . [all data]

Graul and Squires, 1990
Graul, S.T.; Squires, R.R., Gas-Phase Acidities Derived from Threshold Energies for Activated Reactions, J. Am. Chem. Soc., 1990, 112, 7, 2517, https://doi.org/10.1021/ja00163a007 . [all data]

DePuy, Gronert, et al., 1989
DePuy, C.H.; Gronert, S.; Barlow, S.E.; Bierbaum, V.M.; Damrauer, R., The Gas Phase Acidities of the Alkanes, J. Am. Chem. Soc., 1989, 111, 6, 1968, https://doi.org/10.1021/ja00188a003 . [all data]

DePuy, Bierbaum, et al., 1984
DePuy, C.H.; Bierbaum, V.M.; Damrauer, R., Relative Gas-Phase Acidities of the Alkanes, J. Am. Chem. Soc., 1984, 106, 4051. [all data]

Graul and Squires, 1988
Graul, S.T.; Squires, R.R., On the Existence of Alkyl Carbanions in the Gas Phase, J. Am. Chem. Soc., 1988, 110, 2, 607, https://doi.org/10.1021/ja00210a054 . [all data]

Bohme, Lee-Ruff, et al., 1972
Bohme, D.K.; Lee-Ruff, E.; Young, L.B., Acidity order of selected bronsted acids in the gas phase at 300K, J. Am. Chem. Soc., 1972, 94, 5153. [all data]


Notes

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