EtCHBrCO2 anion


Reaction thermochemistry data

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

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

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C4H6BrO2- + Hydrogen cation = 2-Bromobutyric acid

By formula: C4H6BrO2- + H+ = C4H7BrO2

Quantity Value Units Method Reference Comment
Δr1409. ± 8.8kJ/molG+TSCaldwell, Renneboog, et al., 1989gas phase
Δr1407. ± 8.8kJ/molG+TSCaldwell, McMahon, et al., 1985gas phase
Quantity Value Units Method Reference Comment
Δr1380. ± 8.4kJ/molIMRECaldwell, Renneboog, et al., 1989gas phase
Δr1378. ± 8.4kJ/molIMRECaldwell, McMahon, et al., 1985gas phase

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, References, Notes

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
3.89 ± 0.16D-EACaldwell, Renneboog, et al., 1989 

Protonation reactions

C4H6BrO2- + Hydrogen cation = 2-Bromobutyric acid

By formula: C4H6BrO2- + H+ = C4H7BrO2

Quantity Value Units Method Reference Comment
Δr1409. ± 8.8kJ/molG+TSCaldwell, Renneboog, et al., 1989gas phase
Δr1407. ± 8.8kJ/molG+TSCaldwell, McMahon, et al., 1985gas phase
Quantity Value Units Method Reference Comment
Δr1380. ± 8.4kJ/molIMRECaldwell, Renneboog, et al., 1989gas phase
Δr1378. ± 8.4kJ/molIMRECaldwell, McMahon, et al., 1985gas phase

References

Go To: Top, Reaction thermochemistry data, 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.

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]

Caldwell, McMahon, et al., 1985
Caldwell, G.; McMahon, T.B.; Kebarle, P.; Bartmess, J.E.; Kiplinger, J.P., Methyl substituent effects in the gas phase acidities of halosubstituted oxygen acids. A realignment with substituent effects in solution, J. Am. Chem. Soc., 1985, 107, 80. [all data]


Notes

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