nBuCO2 anion


Reaction thermochemistry 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 compiled by: John E. Bartmess

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Individual Reactions

C5H9O2- + Hydrogen cation = Pentanoic acid

By formula: C5H9O2- + H+ = C5H10O2

Quantity Value Units Method Reference Comment
Δr1449. ± 8.8kJ/molG+TSCaldwell, Renneboog, et al., 1989gas phase
Δr1448. ± 10.kJ/molG+TSMcLuckey, Cameron, et al., 1981gas phase
Quantity Value Units Method Reference Comment
Δr1419. ± 8.4kJ/molIMRECaldwell, Renneboog, et al., 1989gas phase
Δr1419. ± 9.6kJ/molCIDCMcLuckey, Cameron, et al., 1981gas phase

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 compiled by: John E. Bartmess

Electron affinity of neutral species

EAneutral (eV) Method Reference Comment
3.49 ± 0.16D-EACaldwell, Renneboog, et al., 1989 

Protonation reactions

C5H9O2- + Hydrogen cation = Pentanoic acid

By formula: C5H9O2- + H+ = C5H10O2

Quantity Value Units Method Reference Comment
Δr1449. ± 8.8kJ/molG+TSCaldwell, Renneboog, et al., 1989gas phase
Δr1448. ± 10.kJ/molG+TSMcLuckey, Cameron, et al., 1981gas phase
Quantity Value Units Method Reference Comment
Δr1419. ± 8.4kJ/molIMRECaldwell, Renneboog, et al., 1989gas phase
Δr1419. ± 9.6kJ/molCIDCMcLuckey, Cameron, et al., 1981gas phase

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.

Caldwell, Renneboog, et al., 1989
Caldwell, G.; Renneboog, R.; Kebarle, P., Gas Phase Acidities of Aliphatic Carboxylic Acids, Based on Measurements of Proton Transfer Equilibria, Can. J. Chem., 1989, 67, 4, 661, https://doi.org/10.1139/v89-092 . [all data]

McLuckey, Cameron, et al., 1981
McLuckey, S.A.; Cameron, D.; Cooks, R.G., Proton affinities from the dissociation of proton bound dimers, J. Am. Chem. Soc., 1981, 103, 1313. [all data]


Notes

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