DL-Valine
- Formula: C5H11NO2
- Molecular weight: 117.1463
- IUPAC Standard InChIKey: KZSNJWFQEVHDMF-UHFFFAOYSA-N
- CAS Registry Number: 516-06-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Stereoisomers:
- Other names: Valine, DL-; DL-α-Aminoisovaleric acid; DL-Val; Valine; 2-Amino-3-methylbutanoic acid, DL-; NSC 9755
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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 as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar
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
By formula: C5H10NO2+ + C5H11NO2 = (C5H10NO2+ • C5H11NO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 87.9 | kJ/mol | PHPMS | Meot-Ner and Field, 1974 | gas phase; M |
By formula: C5H12NO2+ + C5H11NO2 = (C5H12NO2+ • C5H11NO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 86.6 | kJ/mol | PHPMS | Meot-Ner and Field, 1974 | gas phase; M |
By formula: Na+ + C5H11NO2 = (Na+ • C5H11NO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 173. ± 13. | kJ/mol | IMRE | Gapeev and Dunbar, 2003 | Anchor glycine=38.5+-2.1; RCD |
ΔrH° | 173. | kJ/mol | CIDC | Kish, Ohanessian, et al., 2003 | Anchor alanine=39.89; RCD |
References
Go To: Top, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Meot-Ner and Field, 1974
Meot-Ner, (Mautner); Field, F.H.,
Solvation and Association of Protonated Gaseous Amino Acids,
J. Am. Chem. Soc., 1974, 96, 10, 3168, https://doi.org/10.1021/ja00817a024
. [all data]
Gapeev and Dunbar, 2003
Gapeev, A.; Dunbar, R.C.,
Na+ Affinities of Gas-Phase Amino Acids by Ligand Exchange Equilibrium,
Int. J. Mass Spectrom., 2003, 228, 2-3, 825, https://doi.org/10.1016/S1387-3806(03)00242-2
. [all data]
Kish, Ohanessian, et al., 2003
Kish, M.M.; Ohanessian, G.; Wesdemiotis, C.,
The Na+ affinities of a-amino acids: side-chain substituent effects,
Int. J. Mass Spectrom., 2003, 227, 3, 509, https://doi.org/10.1016/S1387-3806(03)00082-4
. [all data]
Notes
Go To: Top, Ion clustering data, References
- Symbols used in this document:
ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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