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Cycloheptane

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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 evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LL - Sharon G. Lias and Joel F. Liebman
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

Quantity Value Units Method Reference Comment
IE (evaluated)9.9 ± 0.1eVN/AN/AL

Ionization energy determinations

IE (eV) Method Reference Comment
9.82 ± 0.05EIHolmes and Lossing, 1991LL
9.96EQSieck and Mautner(Meot-Ner), 1982LBLHLM
9.97PEPuttemans, 1974LLK
9.88 ± 0.05EIPuttemans, 1974LLK

De-protonation reactions

C7H13- + Hydrogen cation = Cycloheptane

By formula: C7H13- + H+ = C7H14

Quantity Value Units Method Reference Comment
Deltar1739. ± 20.kJ/molBranPeerboom, Rademaker, et al., 1992gas phase; B
Quantity Value Units Method Reference Comment
Deltar1702. ± 21.kJ/molH-TSPeerboom, Rademaker, et al., 1992gas phase; B

References

Go To: Top, 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.

Holmes and Lossing, 1991
Holmes, J.L.; Lossing, F.P., Ionization energies of homologous organic compounds and correlation with molecular size, Org. Mass Spectrom., 1991, 26, 537. [all data]

Sieck and Mautner(Meot-Ner), 1982
Sieck, L.W.; Mautner(Meot-Ner), M., Ionization energies and entropies of cycloalkanes. Kinetics of free energy controlled charge-transfer reactions, J. Phys. Chem., 1982, 86, 3646. [all data]

Puttemans, 1974
Puttemans, J.P., Ionisation de cycloalcanes (C5 a C12) en spectroscopie photoelectronique et par impact electronique, Ing. Chim. (Brussels), 1974, 56, 64. [all data]

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]


Notes

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