Cinnoline


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

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

Quantity Value Units Method Reference Comment
Proton affinity (review)223.8kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity216.2kcal/molN/AHunter and Lias, 1998HL

Electron affinity determinations

EA (eV) Method Reference Comment
0.72 ± 0.10IMREDillow and Kebarle, 1989ΔGea(423 K)= -16.0 kcal/mol; ΔSea=-1.5, taken as that of anthracene, from Kebarle and Chowdhury, 1987. 1,2-diazanaphthalene; B

Ionization energy determinations

IE (eV) Method Reference Comment
8.51PEDewar and Worley, 1969RDSH
8.95 ± 0.01PIYencha and El-Sayed, 1968RDSH
8.90PEVan Den Ham and Van Der Meer, 1972Vertical value; LLK
8.8PEBrogli, Heilbronner, et al., 1972Vertical value; LLK

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.

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]

Dillow and Kebarle, 1989
Dillow, G.W.; Kebarle, P., Electron Affinities of aza-substituted polycyclic aromatic hydrocarbons, Can. J. Chem., 1989, 67, 10, 1628, https://doi.org/10.1139/v89-249 . [all data]

Kebarle and Chowdhury, 1987
Kebarle, P.; Chowdhury, S., Electron affinities and electron transfer reactions, Chem. Rev., 1987, 87, 513. [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]

Yencha and El-Sayed, 1968
Yencha, A.J.; El-Sayed, M.A., Lowest ionization potentials of some nitrogen heterocyclics, J. Chem. Phys., 1968, 48, 3469. [all data]

Van Den Ham and Van Der Meer, 1972
Van Den Ham, D.M.W.; Van Der Meer, D., The photoelectron spectra of the diazanaphthalenes, Chem. Phys. Lett., 1972, 12, 447. [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]


Notes

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