Glycine anion

• Formula: C₂H₄NO₂^-
• Molecular weight: 74.0592
• Information on this page:
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Ion clustering data
  • References
  • Notes
• Options:
  • Switch to calorie-based units

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

C₂H₄NO₂^- +  =

By formula: C₂H₄NO₂^- + H⁺ = C₂H₅NO₂

C₂H₄NO₂^- +  = C₂H₆NO₃^-

By formula: C₂H₄NO₂^- + H₂O = C₂H₆NO₃^-

C₂H₄NO₂^- +  = C₄H₁₀NO₃^-

By formula: C₂H₄NO₂^- + C₂H₆O = C₄H₁₀NO₃^-

C₂H₄NO₂^- +  = C₃H₈NO₃^-

By formula: C₂H₄NO₂^- + CH₄O = C₃H₈NO₃^-

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

Protonation reactions

C₂H₄NO₂^- +  =

By formula: C₂H₄NO₂^- + H⁺ = C₂H₅NO₂

Ion clustering 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. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

C₂H₄NO₂^- +  = C₃H₈NO₃^-

By formula: C₂H₄NO₂^- + CH₄O = C₃H₈NO₃^-

C₂H₄NO₂^- +  = C₄H₁₀NO₃^-

By formula: C₂H₄NO₂^- + C₂H₆O = C₄H₁₀NO₃^-

C₂H₄NO₂^- +  = C₂H₆NO₃^-

By formula: C₂H₄NO₂^- + H₂O = C₂H₆NO₃^-

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Notes

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

Jones, Bernier, et al., 2007
Jones, C.M.; Bernier, M.; Carson, E.; Colyer, K.E.; Metz, R.; Pawlow, A.; Wischow, E.D.; Webb, I.; Andriole, E.J.; Poutsma, J.C., Gas-phase Acities of the 20 Protein Amino Acids, Int. J. Mass Spectrom., 2007, 267, 1-3, 54-62, https://doi.org/10.1016/j.ijms.2007.02.018 . [all data]

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]

Locke and McIver, 1983
Locke, M.J.; McIver, R.T., Jr., Effect of Solvation on the Acid/Base Properties of Glycine, J. Am. Chem. Soc., 1983, 105, 4226. [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]

Nieckarz, Atkins, et al., 2008
Nieckarz, R.J.; Atkins, C.G.; McMahon, T.B., Effects of Isomerization on the Measured Thermochemical Properties of Deprotonated Glycine/Protic-Solvent Clusters, Chemphyschem, 2008, 9, 18, 2816-2825, https://doi.org/10.1002/cphc.200800525 . [all data]

Wincel, 2008
Wincel, H., Hydration energies of deprotonated amino acids from gas phase equilibria measurements, J. Am. Soc. Mass Spectrom., 2008, 19, 8, 1091-1097, https://doi.org/10.1016/j.jasms.2008.05.014 . [all data]

Notes

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

• Symbols used in this document:
  

  EAneutral	Electron affinity of neutral species
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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