Thiourea 1,1,2,2-tetrachloroethane clathrate
- Formula: C3H12N6S3·C2H2Cl4
- Molecular weight: 396.212
- CAS Registry Number: 145195-87-5
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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: Eugene S. Domalski and Elizabeth D. Hearing
Enthalpy of phase transition
ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
5.940 | 224. | crystaline, III | crystaline, II | Sekii, Matsuo, et al., 1992 | |
2.756 | 248. | crystaline, II | crystaline, I | Sekii, Matsuo, et al., 1992 |
Entropy of phase transition
ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
28.1 | 224. | crystaline, III | crystaline, II | Sekii, Matsuo, et al., 1992 | |
11.3 | 248. | crystaline, II | crystaline, I | Sekii, Matsuo, et al., 1992 |
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.
Sekii, Matsuo, et al., 1992
Sekii, M.; Matsuo, T.; Suga, H.,
Calorimetric study of phase transitions in the thiourea 1,1,2,2-tetrachloroethane clathrate compound,
J. Therm. Anal., 1992, 38(8), 1861-1872. [all data]
Notes
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- Symbols used in this document:
ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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