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Quinoline

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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:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C9H7N+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)8.63 ± 0.02eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)227.8kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity220.2kcal/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
8.62PESchafer, Schweig, et al., 1973LLK
8.62PEBrogli, Heilbronner, et al., 1972LLK
8.62PEDewar and Worley, 1969RDSH
8.67 ± 0.05PEEland and Danby, 1968RDSH
8.3PITerenin, 1961RDSH
8.62PEVan Den Ham and Van Der Meer, 1972Vertical value; LLK

De-protonation reactions

quinolinide anion + Hydrogen cation = Quinoline

By formula: C9H6N- + H+ = C9H7N

Quantity Value Units Method Reference Comment
Deltar385.6 ± 2.0kcal/molTDEqMeot-ner, Liebman, et al., 1988gas phase; anchored to 88MEO scale, not the "87 acidity scale". The Kiefer, Zhang, et al., 1997 BDE is for ortho.; B
Quantity Value Units Method Reference Comment
Deltar376.9 ± 2.0kcal/molTDEqMeot-ner, Liebman, et al., 1988gas phase; anchored to 88MEO scale, not the "87 acidity scale". The Kiefer, Zhang, et al., 1997 BDE is for ortho.; 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.

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Schafer, Schweig, et al., 1973
Schafer, W.; Schweig, A.; Markl, G.; Heier, K.-H., Zur elektronenstruktur der lambda3- und lambda5-phosphanaphthaline--ungewohnlich grosse MO destabilisierungen, Tetrahedron Lett., 1973, 3743. [all data]

Brogli, Heilbronner, et al., 1972
Brogli, F.; Heilbronner, E.; Kobayashi, T., Photoelectron spectra of azabenzenes and azanaphthalenes: II. A reinvestigation of azanaphthalenes by high-resolution photoelectron spectroscopy, Helv. Chim. Acta, 1972, 55, 274. [all data]

Dewar and Worley, 1969
Dewar, M.J.S.; Worley, S.D., Photoelectron spectra of molecules. II.The ionization potentials of azabenzenes and azanaphthalenes, J. Chem. Phys., 1969, 51, 263. [all data]

Eland and Danby, 1968
Eland, J.H.D.; Danby, C.J., Inner ionization potentials of aromatic compounds, Z. Naturforsch., 1968, 23a, 355. [all data]

Terenin, 1961
Terenin, A., Charge transfer in organic solids, induced by light, Proc. Chem. Soc., London, 1961, 321. [all data]

Van Den Ham and Van Der Meer, 1972
Van Den Ham, D.M.W.; Van Der Meer, D., Perfluoro effect in the photoelectron spectra of quinoline and isoquinoline, Chem. Phys. Lett., 1972, 15, 549. [all data]

Meot-ner, Liebman, et al., 1988
Meot-ner, M.; Liebman, J.F.; Kafafi, S.A., Ionic Probes of Aromaticity in Annelated Rings, J. Am. Chem. Soc., 1988, 110, 18, 5937, https://doi.org/10.1021/ja00226a001 . [all data]

Kiefer, Zhang, et al., 1997
Kiefer, J.H.; Zhang, Q.; Kern, R.D.; Yao, J.; Jursic, B., Pyrolysis of Aromatic Azines: Pyrazine, Pyrimidine, and Pyridine, J. Phys. Chem. A, 1997, 101, 38, 7061, https://doi.org/10.1021/jp970211z . [all data]


Notes

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