DL-Valine


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 as indicated in comments:
RCD - Robert C. Dunbar
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

Sodium ion (1+) + DL-Valine = (Sodium ion (1+) • DL-Valine)

By formula: Na+ + C5H11NO2 = (Na+ • C5H11NO2)

Quantity Value Units Method Reference Comment
Δr41.3 ± 3.0kcal/molIMREGapeev and Dunbar, 2003Anchor glycine=38.5+-2.1; RCD
Δr41.3kcal/molCIDCKish, Ohanessian, et al., 2003Anchor alanine=39.89; RCD

C5H10NO2+ + DL-Valine = (C5H10NO2+ • DL-Valine)

By formula: C5H10NO2+ + C5H11NO2 = (C5H10NO2+ • C5H11NO2)

Quantity Value Units Method Reference Comment
Δr21.0kcal/molPHPMSMeot-Ner and Field, 1974gas phase; M

C5H12NO2+ + DL-Valine = (C5H12NO2+ • DL-Valine)

By formula: C5H12NO2+ + C5H11NO2 = (C5H12NO2+ • C5H11NO2)

Quantity Value Units Method Reference Comment
Δr20.7kcal/molPHPMSMeot-Ner and Field, 1974gas phase; M

Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Japan AIST/NIMC Database- Spectrum MS-NW- 245
NIST MS number 228126

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References

Go To: Top, Reaction thermochemistry data, Mass spectrum (electron ionization), Notes

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

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]

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]


Notes

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