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CH2=C(OEt)O 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

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

C4H7O2- + Hydrogen cation = Ethyl Acetate

By formula: C4H7O2- + H+ = C4H8O2

Quantity Value Units Method Reference Comment
Deltar371.7 ± 4.1kcal/molG+TSHaas, Giblin, et al., 1998gas phase; From transesterification equilibria
Deltar368.9 ± 1.2kcal/molEIAEMuftakhov, Vasil'ev, et al., 1999gas phase
Quantity Value Units Method Reference Comment
Deltar365.0 ± 4.0kcal/molIMREHaas, Giblin, et al., 1998gas phase; From transesterification equilibria

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
1.73 ± 0.20D-EAHaas, Giblin, et al., 1998From transesterification equilibria

Protonation reactions

C4H7O2- + Hydrogen cation = Ethyl Acetate

By formula: C4H7O2- + H+ = C4H8O2

Quantity Value Units Method Reference Comment
Deltar371.7 ± 4.1kcal/molG+TSHaas, Giblin, et al., 1998gas phase; From transesterification equilibria
Deltar368.9 ± 1.2kcal/molEIAEMuftakhov, Vasil'ev, et al., 1999gas phase
Quantity Value Units Method Reference Comment
Deltar365.0 ± 4.0kcal/molIMREHaas, Giblin, et al., 1998gas phase; From transesterification equilibria

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.

Haas, Giblin, et al., 1998
Haas, G.W.; Giblin, D.E.; Gross, M.L., The Mechanism and Thermodynamics of Transesterification of Acetate-Ester Enolates in the Gas Phase, Int. J. Mass Spectrom. Ion Proc., 1998, 172, 1-2, 25, https://doi.org/10.1016/S0168-1176(97)83245-4 . [all data]

Muftakhov, Vasil'ev, et al., 1999
Muftakhov, M.V.; Vasil'ev, Y.V.; Mazunov, V.A., Determination of electron affinity of carbonyl radicals by means of negative ion mass spectrometry, Rapid Commun. Mass Spectrom., 1999, 13, 12, 1104-1108, https://doi.org/10.1002/(SICI)1097-0231(19990630)13:12<1104::AID-RCM619>3.0.CO;2-C . [all data]


Notes

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