Thiourea

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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
Δfsolid-89.1 ± 0.5kJ/molCcrGomez and Sabbah, 1982ALS
Δfsolid-90.0kJ/molCcbBecker and Roth, 1934hf_H2SO4.10,000H2O=-900.752 kJ/mol; ALS
Quantity Value Units Method Reference Comment
Δcsolid-1478.03 ± 0.45kJ/molCcrGomez and Sabbah, 1982ALS
Δcsolid-1474.4 ± 2.1kJ/molCcrSunner, 1946Reanalyzed by Cox and Pilcher, 1970, Original value = -1483.7 kJ/mol; ALS
Δcsolid-1488. ± 0.8kJ/molCcbBecker and Roth, 1934hf_H2SO4.10,000H2O=-900.752 kJ/mol; ALS
Quantity Value Units Method Reference Comment
solid,1 bar115.8J/mol*KN/AWestrum and Chang, 1967DH

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
96.90298.15Torres Gomez and Sabbah, 1982Cp data given as 1.273 J/g*K. Data from 67WES/CHA.; DH
96.90298.15Westrum and Chang, 1967Temperature range.; DH

References

Go To: Top, Condensed phase thermochemistry data, Notes

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

Gomez and Sabbah, 1982
Gomez, L.A.T.; Sabbah, R., Thermodynamique de substances soufrees. IV. Etude thermochimique de la thiouree, de la thiosemicarbazide et de la thiocarbohydrazide, Thermochim. Acta, 1982, 57, 67-81. [all data]

Becker and Roth, 1934
Becker, G.; Roth, W.A., Zur bestimmung der verbrennungswarme von organischen schwefelverbindunge, Z. Phys. Chem., 1934, 169, 287-296. [all data]

Sunner, 1946
Sunner, S., Determination of combustion heats of organo-sulphur compounds, Svensk. Kim. Tidr., 1946, 58, 71-81. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Westrum and Chang, 1967
Westrum, E.F., Jr.; Chang, E., Properties thermiques cryogenetiques de la thio-uree ferroelectrique, Colloq. Internat. du, 1967, C.N.R.S. (156), 163-173. [all data]

Torres Gomez and Sabbah, 1982
Torres Gomez, L.A.F.; Sabbah, R., Thermodynamic de substances soufrees. IV. Etude thermochimique de las thiouree, de la thiosemicarbazide et de la thiocarbohydrazide, Thermochim. Acta, 1982, 57, 67-81. [all data]


Notes

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