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HC(CO2Et)2 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

C7H11O4- + Hydrogen cation = Diethyl malonate

By formula: C7H11O4- + H+ = C7H12O4

Quantity Value Units Method Reference Comment
Deltar348.3 ± 2.3kcal/molG+TSCumming and Kebarle, 1978gas phase
Deltar344.7 ± 1.2kcal/molEIAEMuftakhov, Vasil'ev, et al., 1999gas phase
Quantity Value Units Method Reference Comment
Deltar342.3 ± 2.0kcal/molIMRECumming and Kebarle, 1978gas 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
2.61 ± 0.19D-EACumming and Kebarle, 1978 

Protonation reactions

C7H11O4- + Hydrogen cation = Diethyl malonate

By formula: C7H11O4- + H+ = C7H12O4

Quantity Value Units Method Reference Comment
Deltar348.3 ± 2.3kcal/molG+TSCumming and Kebarle, 1978gas phase
Deltar344.7 ± 1.2kcal/molEIAEMuftakhov, Vasil'ev, et al., 1999gas phase
Quantity Value Units Method Reference Comment
Deltar342.3 ± 2.0kcal/molIMRECumming and Kebarle, 1978gas 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.

Cumming and Kebarle, 1978
Cumming, J.B.; Kebarle, P., Summary of gas phase measurements involving acids AH. Entropy changes in proton transfer reactions involving negative ions. Bond dissociation energies D(A-H) and electron affinities EA(A), Can. J. Chem., 1978, 56, 1. [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

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