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2,3-Diazabicyclo[2.2.1]heptane, 2,3-dimethyl-

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:
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
Proton affinity (review)233.7kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity226.0kcal/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
6.66 ± 0.05EQRumack, 1986LBLHLM
8.54PENelsen, 1984Vertical value; LBLHLM
7.66PENelsen, Peacock, et al., 1976Vertical value; LLK
7.48PERademacher and Koopman, 1975Vertical value; LLK
7.48PERademacher, 1974Vertical value; LLK
7.58PENelsen and Buschek, 1973Vertical value; LLK


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]

Rumack, 1986
Rumack, D., Title unavailable, Personal communication to S.G. Lias, 1986. [all data]

Nelsen, 1984
Nelsen, S.F., Ionization from nitrogen and oxygen lone pairs: A comparison of trialkylamine, dialkyl ether, tetraalkylhydrazine, and dialkyl peroxide photoelectron spectroscopic ionization potentials, J. Org. Chem., 1984, 49, 1891. [all data]

Nelsen, Peacock, et al., 1976
Nelsen, S.F.; Peacock, V.; Weisman, G.R., Single-electron oxidation equilibria of tetraalkylhydrazines. Comparison of solution E° values and vapor-phase ionization potentials, J. Am. Chem. Soc., 1976, 98, 5269. [all data]

Rademacher and Koopman, 1975
Rademacher, P.; Koopman, H., Cyclische und bicyclische Hydrazine, Chem. Ber., 1975, 108, 1557. [all data]

Rademacher, 1974
Rademacher, P., Photoelectron spectra and conformation of cyclic N,N'-dimethylhydrazines, Tetrahedron Lett., 1974, 83. [all data]

Nelsen and Buschek, 1973
Nelsen, S.F.; Buschek, J.M., Photoelectron spectra of hydrazines. I. Dependence of the lone pair-lone pair splitting on dihedral angle for tetraalkylhydrazines, J. Am. Chem. Soc., 1973, 95, 2011. [all data]


Go To: Top, Gas phase ion energetics data, References