1,6-Hexanediamine

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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

View reactions leading to C6H16N2+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)999.5kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity946.2kJ/molN/AHunter and Lias, 1998HL

Proton affinity at 298K

Proton affinity (kJ/mol) Reference Comment
980.3Wang, Chu, et al., 1999KM results obtained from CID of complexes with secondary amines at E(cm) = 0 eV, extrapolated from CID at E(cm) = 0.8, 1.5, 2.0 eV; MM
1008.Wang, Chu, et al., 1999KM results obtained from CID of complexes with secondary amines using Fenselau/Wesdemiotis correction; MM

Ionization energy determinations

IE (eV) Method Reference Comment
7.52PEKobayashi, 1978Vertical 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]

Wang, Chu, et al., 1999
Wang, Z.; Chu, I.K.; Rodriquez, C.F.; Hopkinson, A.C.; Siu, K.W.M., α,ω-Diaminoalkanes as models for bases that dicoordinate the proton: An evaluation of the kinetic method for estimating their proton affinities, J. Phys. Chem. A., 1999, 103, 8700. [all data]

Kobayashi, 1978
Kobayashi, T., A new rule for photoelectron angular distributions of molecules, Phys. Lett. A, 1978, 69, 31. [all data]


Notes

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