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CH2=C(Me)CO2 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

C4H5O2- + Hydrogen cation = 2-Propenoic acid, 2-methyl-

By formula: C4H5O2- + H+ = C4H6O2

Quantity Value Units Method Reference Comment
Deltar1440. ± 12.kJ/molG+TSGraul, Schnute, et al., 1990gas phase
Quantity Value Units Method Reference Comment
Deltar1410. ± 12.kJ/molCIDCGraul, Schnute, et al., 1990gas 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
3.58 ± 0.18D-EAGraul, Schnute, et al., 1990 

Protonation reactions

C4H5O2- + Hydrogen cation = 2-Propenoic acid, 2-methyl-

By formula: C4H5O2- + H+ = C4H6O2

Quantity Value Units Method Reference Comment
Deltar1440. ± 12.kJ/molG+TSGraul, Schnute, et al., 1990gas phase
Quantity Value Units Method Reference Comment
Deltar1410. ± 12.kJ/molCIDCGraul, Schnute, et al., 1990gas 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.

Graul, Schnute, et al., 1990
Graul, S.T.; Schnute, M.E.; Squires, R.R., Gas-Phase Acidities of Carboxylic Acids and Alcohols from Collision-Induced Dissociation of Dimer Cluster Ions, Int. J. Mass Spectrom. Ion Proc., 1990, 96, 2, 181, https://doi.org/10.1016/0168-1176(90)87028-F . [all data]


Notes

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