MeCH=NO2 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

C2H4NO2- + Hydrogen cation = Ethane, nitro-

By formula: C2H4NO2- + H+ = C2H5NO2

Quantity Value Units Method Reference Comment
Δr1489. ± 9.2kJ/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale
Δr1496. ± 12.kJ/molG+TSCumming and Kebarle, 1978gas phase
Quantity Value Units Method Reference Comment
Δr1462. ± 8.4kJ/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale
Δr1469. ± 8.4kJ/molIMRECumming and Kebarle, 1978gas phase

C2H4NO2- + Ethane, nitro- = C4H9N2O4-

By formula: C2H4NO2- + C2H5NO2 = C4H9N2O4-

Quantity Value Units Method Reference Comment
Δr67.8 ± 3.3kJ/molTDAsWincel, 2004gas phase
Quantity Value Units Method Reference Comment
Δr37.7kJ/molTDAsWincel, 2004gas phase

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr., The gas phase acidity scale from methanol to phenol, J. Am. Chem. Soc., 1979, 101, 6047. [all data]

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]

Wincel, 2004
Wincel, H., Gas-phase clustering reactions of NO2-, C2H3NO2-, C2H4NO2-C2H5NO2- and C2H5NO4- with C2H5NO2, Int. J. Mass Spectrom., 2004, 232, 2, 185-194, https://doi.org/10.1016/j.ijms.2004.01.003 . [all data]


Notes

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