1,3-Cyclooctadiene

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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: John E. Bartmess

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Individual Reactions

C8H11- + Hydrogen cation = 1,3-Cyclooctadiene

By formula: C8H11- + H+ = C8H12

Quantity Value Units Method Reference Comment
Δr1576. ± 13.kJ/molG+TSLee and Squires, 1986gas phase; Between EtOH, nPrOH; value altered from reference due to change in acidity scale
Quantity Value Units Method Reference Comment
Δr1548. ± 13.kJ/molIMRBLee and Squires, 1986gas phase; Between EtOH, nPrOH; value altered from reference due to change in acidity scale

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

View reactions leading to C8H12+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
8.4PEBatich, Bischof, et al., 1973LLK

De-protonation reactions

C8H11- + Hydrogen cation = 1,3-Cyclooctadiene

By formula: C8H11- + H+ = C8H12

Quantity Value Units Method Reference Comment
Δr1576. ± 13.kJ/molG+TSLee and Squires, 1986gas phase; Between EtOH, nPrOH; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Δr1548. ± 13.kJ/molIMRBLee and Squires, 1986gas phase; Between EtOH, nPrOH; value altered from reference due to change in acidity scale; B

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.

Lee and Squires, 1986
Lee, R.E.; Squires, R.R., Anionic homoaromaticity: A gas phase experimental study, J. Am. Chem. Soc., 1986, 105, 5078. [all data]

Batich, Bischof, et al., 1973
Batich, C.; Bischof, P.; Heilbronner, E., The photoelectron spectra of cyclooctatetraene and its hydrogenated derivatives, J. Electron Spectrosc. Relat. Phenom., 1973, 1, 333. [all data]


Notes

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