MeCO2H..MeCO2 anion

Formula: C₄H₇O₄^-
Molecular weight: 119.0965
Information on this page:
Other data available:
- Gas phase thermochemistry data
- Ion clustering data
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Reaction thermochemistry data

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Individual Reactions

C₄H₇O₄^- + + 2 = C₄H₉O₅^-

By formula: C₄H₇O₄^- + H₂O + 2H₂O = C₄H₉O₅^-

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	11.80 ± 0.70	kcal/mol	N/A	Meot-ner, Elmore, et al., 1999	gas phase
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	5.18	kcal/mol	TDAs	Meot-ner, Elmore, et al., 1999	gas phase

References

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Meot-ner, Elmore, et al., 1999
Meot-ner, M.; Elmore, D.E.; Scheiner, S., Ionic Hydrogen Bond Effects on the Acidities, Basicities, Solvation, Solvent Bridging and Self-assembly of Carboxylic Groups, J. Am. Chem. Soc., 1999, 121, 33, 7625, https://doi.org/10.1021/ja982173i . [all data]

Notes

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Symbols used in this document:

Δ_rG° Free energy of reaction at standard conditions

Δ_rH° Enthalpy of reaction at standard conditions
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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Δ_rG°	Free energy of reaction at standard conditions
Δ_rH°	Enthalpy of reaction at standard conditions