oxamic acid

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Gas phase 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

Quantity Value Units Method Reference Comment
Δfgas-552.3 ± 2.2kJ/molCcrNunez, Barral, et al., 1988 

Condensed phase 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

Quantity Value Units Method Reference Comment
Δfsolid-661.2 ± 0.8kJ/molCcrNunez, Barral, et al., 1988 
Quantity Value Units Method Reference Comment
Δcsolid-554.6 ± 0.7kJ/molCcrNunez, Barral, et al., 1988 

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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tfus482.KN/ABradley and Cleasby, 1953Uncertainty assigned by TRC = 6. K; with decomposition; TRC
Quantity Value Units Method Reference Comment
Δsub108.9 ± 2.1kJ/molMENunez, Barral, et al., 1988AC
Δsub107.95kJ/molVBradley and Cleasby, 1953, 2ALS

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
107.9359.MEBradley and Cleasby, 1953Based on data from 355. to 363. K. See also Jones, 1960 and Stephenson and Malanowski, 1987.; AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Gas phase ion energetics 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
10.51PEMeeks, Arnett, et al., 1975Vertical value

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.

Nunez, Barral, et al., 1988
Nunez, L.; Barral, L.; Pilcher, G., Enthalpies of combustion of oxamic acid, oxamide, and dithiooxamide, J. Chem. Thermodyn., 1988, 20, 1211-1216. [all data]

Bradley and Cleasby, 1953
Bradley, R.S.; Cleasby, T.G., 346. The vapour pressure and lattice energy of hydrogen-bonded crystals. Part I. Oxamide, oxamic acid, and rubeanic acid, J. Chem. Soc., 1953, 1681, https://doi.org/10.1039/jr9530001681 . [all data]

Bradley and Cleasby, 1953, 2
Bradley, R.S.; Cleasby, T.G., The vapour pressure and lattice energy of hydrogen-bonded crystals. Part I. Oxamide, oxamic acid, and rubeanie acid, J. Chem. Soc., 1953, 1681-16. [all data]

Jones, 1960
Jones, A.H., Sublimation Pressure Data for Organic Compounds., J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019 . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Meeks, Arnett, et al., 1975
Meeks, J.L.; Arnett, J.F.; Larson, D.B.; McGlynn, S.P., Photoelectron spectroscopy of carbonyls. Urea, oxamide, oxalic acid and oxamic acid, J. Am. Chem. Soc., 1975, 97, 3905. [all data]


Notes

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