DL-Alanine, N-acetyl, methyl ester, protonated


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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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Individual Reactions

(C6H12NO3+ • 2Water) + Water = (C6H12NO3+ • 3Water)

By formula: (C6H12NO3+ • 2H2O) + H2O = (C6H12NO3+ • 3H2O)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr9.5kcal/molPHPMSMeot-Ner, 1984gas phase
Quantity Value Units Method Reference Comment
Δr21.5cal/mol*KPHPMSMeot-Ner, 1984gas phase

(C6H12NO3+ • Water) + Water = (C6H12NO3+ • 2Water)

By formula: (C6H12NO3+ • H2O) + H2O = (C6H12NO3+ • 2H2O)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr12.4kcal/molPHPMSMeot-Ner, 1984gas phase
Quantity Value Units Method Reference Comment
Δr26.0cal/mol*KPHPMSMeot-Ner, 1984gas phase

C6H12NO3+ + L-Alanine, N-acetyl-, methyl ester = (C6H12NO3+ • L-Alanine, N-acetyl-, methyl ester)

By formula: C6H12NO3+ + C6H11NO3 = (C6H12NO3+ • C6H11NO3)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr30.1kcal/molPHPMSMeot-Ner, 1984gas phase
Quantity Value Units Method Reference Comment
Δr31.5cal/mol*KPHPMSMeot-Ner, 1984gas phase

C6H12NO3+ + Water = (C6H12NO3+ • Water)

By formula: C6H12NO3+ + H2O = (C6H12NO3+ • H2O)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr13.0kcal/molPHPMSMeot-Ner, 1984gas phase
Quantity Value Units Method Reference Comment
Δr21.2cal/mol*KPHPMSMeot-Ner, 1984gas phase

C6H12NO3+ + Acetic acid = (C6H12NO3+ • Acetic acid)

By formula: C6H12NO3+ + C2H4O2 = (C6H12NO3+ • C2H4O2)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr18.1kcal/molPHPMSMeot-Ner, 1984gas phase
Quantity Value Units Method Reference Comment
Δr27.2cal/mol*KPHPMSMeot-Ner, 1984gas phase

C6H12NO3+ + Methylamine = (C6H12NO3+ • Methylamine)

By formula: C6H12NO3+ + CH5N = (C6H12NO3+ • CH5N)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr28.6kcal/molPHPMSMeot-Ner, 1984gas phase
Quantity Value Units Method Reference Comment
Δr19.9cal/mol*KPHPMSMeot-Ner, 1984gas 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.

Meot-Ner, 1984
Meot-Ner, (Mautner), The Ionic Hydrogen Bond. 4. Intramolecular and Multiple Bonds. Proton Affinities, Hydration and Complexes of Amides and Amino Acid Derivatives, J. Am. Chem. Soc., 1984, 106, 2, 278, https://doi.org/10.1021/ja00314a003 . [all data]


Notes

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