nBuCO2 anion
- Formula: C5H9O2-
- Molecular weight: 101.1243
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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
EAneutral (eV) | Method | Reference | Comment |
---|---|---|---|
3.49 ± 0.16 | D-EA | Caldwell, Renneboog, et al., 1989 |
Protonation reactions
By formula: C5H9O2- + H+ = C5H10O2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 346.2 ± 2.1 | kcal/mol | G+TS | Caldwell, Renneboog, et al., 1989 | gas phase |
ΔrH° | 346.1 ± 2.4 | kcal/mol | G+TS | McLuckey, Cameron, et al., 1981 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 339.2 ± 2.0 | kcal/mol | IMRE | Caldwell, Renneboog, et al., 1989 | gas phase |
ΔrG° | 339.1 ± 2.3 | kcal/mol | CIDC | McLuckey, Cameron, et al., 1981 | gas 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.
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]
McLuckey, Cameron, et al., 1981
McLuckey, S.A.; Cameron, D.; Cooks, R.G.,
Proton affinities from the dissociation of proton bound dimers,
J. Am. Chem. Soc., 1981, 103, 1313. [all data]
Notes
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- 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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