Uridine

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase ion energetics data

Go To: Top, References, Notes

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

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
MM - Michael M. Meot-Ner (Mautner)

Quantity Value Units Method Reference Comment
Proton affinity (review)947.6kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity916.6kJ/molN/AHunter and Lias, 1998HL

Proton affinity at 298K

Proton affinity (kJ/mol) Reference Comment
899.0Mezzache, Alves, et al., 2005EKM using amino acid reference bases. ΔS(prot) relates to difference between transition states for dimer dissociation to yield protonated nucleotide or reference base, assummed to approximate the thermochemical ΔS(prot) of the nucleotide.; MM

References

Go To: Top, Gas phase ion energetics data, Notes

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

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Mezzache, Alves, et al., 2005
Mezzache, S.; Alves, S.; Pepe, C.; Qualquejeu, M.; Fournier, F.; Valery, J.M.; Tabet, J.C., Proton affinity ladder for uridine and analogs: Influence of the hydroxyl group on the sugar ring conformation, J. Mass Spectrom., 2005, 40, 722. [all data]


Notes

Go To: Top, Gas phase ion energetics data, References