2(1H)-Pyridinone

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Phase change 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: William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δsub20.7 ± 0.31kcal/molCSuradi, El Saiad, et al., 1982See also Pedley, Naylor, et al., 1986.

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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

2(1H)-Pyridinone = pyridin-2-ol

By formula: C5H5NO = C5H5NO

Quantity Value Units Method Reference Comment
Δr0.21kcal/molEqkCook, Katritzky, et al., 1976liquid phase; solvent: benzene
Δr-1.1kcal/molEqkCook, Katritzky, et al., 1976liquid phase; solvent: Cyclohexane

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.

Suradi, El Saiad, et al., 1982
Suradi, S.; El Saiad, N.; Pilcher, G.; Skinner, H.A., Enthalpies of combustion of the three hydroxy-pyridines and the four hydroxy-2-methylpyridines, J. Chem. Thermodyn., 1982, 14, 45-50. [all data]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, 1986, https://doi.org/10.1007/978-94-009-4099-4 . [all data]

Cook, Katritzky, et al., 1976
Cook, M.J.; Katritzky, A.R.; Hepler, L.G.; Matsui, T., Heats of solution and tautomeric equilibrium constants. The 2-pyridone: 2-hydroxypyridine equilibrium in non-aqueous media, Tetrahedron Lett., 1976, 2685-2688. [all data]


Notes

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