L-Phenylalanine anion
- Formula: C9H10NO2-
- Molecular weight: 164.1817
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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
By formula: C9H10NO2- + H+ = C9H11NO2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1418. ± 18. | kJ/mol | CIDC | Jones, Bernier, et al., 2007 | gas phase |
ΔrH° | 1408. ± 13. | kJ/mol | G+TS | O'Hair, Bowie, et al., 1992 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1379. ± 13. | kJ/mol | CIDC | O'Hair, Bowie, et al., 1992 | gas phase |
C9H10NO2- + = C9H12NO3-
By formula: C9H10NO2- + H2O = C9H12NO3-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 60.7 ± 1.7 | kJ/mol | N/A | Wincel, 2008 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 30.1 ± 3.8 | kJ/mol | TDAs | Wincel, 2008 | gas phase |
References
Go To: Top, Reaction thermochemistry 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]
O'Hair, Bowie, et al., 1992
O'Hair, R.J.; Bowie, J.H.; Gronert, S.,
Gas Phase Acidity of the alpha-Amino Acids,
Int. J. Mass Spectrom. Ion Proc., 1992, 117, 23, https://doi.org/10.1016/0168-1176(92)80083-D
. [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, References
- Symbols used in this document:
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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