HSCH2CH2CO2 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

C3H5O2S- + Hydrogen cation = 3-Mercaptopropionic acid

By formula: C3H5O2S- + H+ = C3H6O2S

Quantity Value Units Method Reference Comment
Δr1420. ± 9.2kJ/molG+TSCaldwell, Renneboog, et al., 1989gas phase
Quantity Value Units Method Reference Comment
Δr1391. ± 8.4kJ/molIMRECaldwell, Renneboog, et al., 1989gas 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
3.78 ± 0.16D-EACaldwell, Renneboog, et al., 1989 

Protonation reactions

C3H5O2S- + Hydrogen cation = 3-Mercaptopropionic acid

By formula: C3H5O2S- + H+ = C3H6O2S

Quantity Value Units Method Reference Comment
Δr1420. ± 9.2kJ/molG+TSCaldwell, Renneboog, et al., 1989gas phase
Quantity Value Units Method Reference Comment
Δr1391. ± 8.4kJ/molIMRECaldwell, Renneboog, et al., 1989gas 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]


Notes

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