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n-Butyl ether

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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

Data compiled as indicated in comments:
MM - Michael M. Meot-Ner (Mautner)
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Quantity Value Units Method Reference Comment
Proton affinity (review)845.7kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity818.3kJ/molN/AHunter and Lias, 1998HL

Gas basicity at 298K

Gas basicity (review) (kJ/mol) Reference Comment
815.5 ± 0.5Decouzon, Gal, et al., 1996T = 338K; MM
815.5 ± 0.5Decouzon, Gal, et al., 1996T = 338K; MM
816.5Decouzon, Gal, et al., 1996T = T(eff) = 430K; MM

Ionization energy determinations

IE (eV) Method Reference Comment
9.28 ± 0.05EIWilliams and Hamill, 1968RDSH
9.44PEAue and Bowers, 1979Vertical value; LLK
9.40PEBenoit and Harrison, 1977Vertical value; LLK
9.51 ± 0.015PEKlessinger, Asmus, et al., 1975Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C4H9+11.8 ± 0.1?EIWilliams and Hamill, 1968RDSH
C4H9O+13.0 ± 0.1C4H9EIWilliams and Hamill, 1968RDSH

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]

Decouzon, Gal, et al., 1996
Decouzon, M.; Gal, J.E.; Herreros, M.; Marai, P.C.; Murrell, J.; Todd, J.F.J., On the Use of the Kinetic Method for the Determination of Proton Affinities by Fourier-Transfrom Ion Cyclotron Resonance Mass Spectrometry, Rapid. Comm. Mass Spectrom., 1996, 10, 242. [all data]

Williams and Hamill, 1968
Williams, J.M.; Hamill, W.H., Ionization potentials of molecules and free radicals and appearance potentials by electron impact in the mass spectrometer, J. Chem. Phys., 1968, 49, 4467. [all data]

Aue and Bowers, 1979
Aue, D.H.; Bowers, M.T., Chapter 9. Stabilities of positive ions from equilibrium gas phase basicity measurements in Ions Chemistry,, ed. M.T. Bowers, 1979. [all data]

Benoit and Harrison, 1977
Benoit, F.M.; Harrison, A.G., Predictive value of proton affinity. Ionization energy correlations involving oxygenated molecules, J. Am. Chem. Soc., 1977, 99, 3980. [all data]

Klessinger, Asmus, et al., 1975
Klessinger, M.; Asmus, P.; Kraatz, U., Photoelektronenspektren organischer verbindungen-VII, Tetrahedron, 1975, 31, 517. [all data]


Notes

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