Sulfanilamide

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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
ΔfH°solid-109.5 ± 0.38kcal/molCcbCiocazanu and Meltzer, 1996Hfusion=24.0 kJ/mol; ALS
ΔfH°solid-141.5kcal/molCcbPushkareva and Kokoshko, 1946Author's hf298_condensed=-92.2 kcal/mol; ALS
Quantity Value Units Method Reference Comment
ΔcH°solid-666.47 ± 0.38kcal/molCcbCiocazanu and Meltzer, 1996Hfusion=24.0 kJ/mol; ALS
ΔcH°solid-840.kcal/molCcbPushkareva and Kokoshko, 1946Author's hf298_condensed=-92.2 kcal/mol; ALS

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
52.80323.Satoh and Sogabe, 1941T = 0 to 100°C. Mean value.; DH

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

Quantity Value Units Method Reference Comment
Tfus438.65KN/AKumler and Halverstadt, 1941Uncertainty assigned by TRC = 0.6 K; TRC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
5.57435.4MartÍnez and GÓmez, 2002AC

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:

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.

Ciocazanu and Meltzer, 1996
Ciocazanu, I.; Meltzer, V., Etude thermodynamique de certains medicaments, J. Therm. Anal., 1996, 47, 1755-1758. [all data]

Pushkareva and Kokoshko, 1946
Pushkareva, Z.V.; Kokoshko, Z.U., On the question of the relation between the structure and bacteriostatic activity of sulphanilamide compounds. I. The resonance energy of some sulphanilamide compounds, Zh. Obshch. Kim., 1946, 16, 1269-1278. [all data]

Satoh and Sogabe, 1941
Satoh, S.; Sogabe, T., The heat capacities of some organic compounds containing nitrogen and the atomic heat of nitrogen. (2), Sci., Pap. Inst. Phys. Chem. Res. (Tokyo), 1941, 38, 231-237. [all data]

Kumler and Halverstadt, 1941
Kumler, W.D.; Halverstadt, I.F., The Dipole Moment of Sulfanilamide and Related Compounds, J. Am. Chem. Soc., 1941, 63, 2182. [all data]

MartÍnez and GÓmez, 2002
MartÍnez, Fleming; GÓmez, Alfredo, Estimation of the Solubility of Sulfonamides in Aqueous Media from Partition Coefficients and Entropies of Fusion, Physics and Chemistry of Liquids, 2002, 40, 4, 411-420, https://doi.org/10.1080/0031910021000017735 . [all data]

Notes

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