Thallium pentanoate
- Formula: C5H9O2Tl
- Molecular weight: 305.5071
- CAS Registry Number: 34244-89-8
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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 |
|---|---|---|---|---|---|
| 2.104 | 353.0 | crystaline, II | crystaline, I | Fernandez-Martin, Lopez de la Fuente, et al., 1984 | |
| 5.704 | 455.0 | crystaline, I | liquid | Fernandez-Martin, Lopez de la Fuente, et al., 1984 | Solid to mesophase. |
| 3.051 | 488.0 | liquid | liquid | Fernandez-Martin, Lopez de la Fuente, et al., 1984 | Mesophase to isotropic. |
| 2.259 | 354.6 | crystaline, II | crystaline, I | Meisel, Seybold, et al., 1976 | |
| 5.439 | 455. | crystaline, I | liquid | Meisel, Seybold, et al., 1976 | |
| 3.054 | 487. | liquid | liquid | Meisel, Seybold, et al., 1976 |
Entropy of phase transition
| ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 5.99 | 353.0 | crystaline, II | crystaline, I | Fernandez-Martin, Lopez de la Fuente, et al., 1984 | |
| 12.5 | 455.0 | crystaline, I | liquid | Fernandez-Martin, Lopez de la Fuente, et al., 1984 | Solid |
| 6.24 | 488.0 | liquid | liquid | Fernandez-Martin, Lopez de la Fuente, et al., 1984 | Mesophase |
| 6.28 | 354.6 | crystaline, II | crystaline, I | Meisel, Seybold, et al., 1976 | |
| 12.1 | 455. | crystaline, I, Solid | liquid, mesophase | Meisel, Seybold, et al., 1976 | |
| 6.28 | 487. | liquid, Mesophase | liquid, isotropic | Meisel, Seybold, et al., 1976 |
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.
Fernandez-Martin, Lopez de la Fuente, et al., 1984
Fernandez-Martin, F.; Lopez de la Fuente, F.L.; Cheda, J.A.R.,
DSC thermophysics on some lower thallium(I) n-alkanoates,
Thermochim. Acta, 1984, 73, 109-115. [all data]
Meisel, Seybold, et al., 1976
Meisel, T.; Seybold, K.; Halmos, Z.; Roth, J.; Melykuti, C.,
Thermal behavior of thallium(I) fatty acid salts. I,
J. Therm. Anal., 1976, 10, 419-431. [all data]
Notes
Go To: Top, Phase change data, References
- 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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