Thallium octanoate
- Formula: C8H15O2Tl
- Molecular weight: 347.5868
- IUPAC Standard InChI: InChI=1S/C8H16O2.Tl/c1-2-3-4-5-6-7-8(9)10;/h2-7H2,1H3,(H,9,10);/q;+1/p-1
- IUPAC Standard InChIKey: FWHYAAFZQBJZLE-UHFFFAOYSA-M
- CAS Registry Number: 18993-50-5
- Chemical structure:
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Condensed phase thermochemistry data
Go To: Top, Phase change data, References, Notes
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
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 294. | 305. | Roux, Turrion, et al., 1989 | T = 305 to 490 K. |
Phase change data
Go To: Top, Condensed phase thermochemistry data, References, Notes
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 |
|---|---|---|---|---|---|
| 0.166 | 268.7 | crystaline, IV | crystaline, III | Roux, Turrion, et al., 1989 | |
| 3.783 | 289.8 | crystaline, III | crystaline, II | Roux, Turrion, et al., 1989 | |
| 2.162 | 294.3 | crystaline, II | crystaline, I | Roux, Turrion, et al., 1989 | |
| 5.670 | 411.0 | crystaline, I | liquid | Roux, Turrion, et al., 1989 | |
| 2.993 | 494.7 | liquid | liquid | Roux, Turrion, et al., 1989 | |
| 2.720 | 494. | liquid | liquid | Meisel, Seybold, et al., 1976 | |
| 4.686 | 403. | crystaline, I | liquid | Meisel, Seybold, et al., 1976 |
Entropy of phase transition
| ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.58 | 268.7 | crystaline, IV | crystaline, III | Roux, Turrion, et al., 1989 | |
| 13.05 | 289.8 | crystaline, III | crystaline, II | Roux, Turrion, et al., 1989 | |
| 7.32 | 294.3 | crystaline, II | crystaline, I | Roux, Turrion, et al., 1989 | |
| 13.80 | 411.0 | crystaline, I, Solid | liquid, mesophase | Roux, Turrion, et al., 1989 | |
| 6.07 | 494.7 | liquid, Mesophase | liquid, isotropic | Roux, Turrion, et al., 1989 | |
| 5.44 | 494. | liquid, Mesophase | liquid, isotropic | Meisel, Seybold, et al., 1976 | |
| 11.7 | 403. | crystaline, I, Solid | liquid, mesophase | Meisel, Seybold, et al., 1976 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Roux, Turrion, et al., 1989
Roux, M.V.; Turrion, C.; Fernandez-Martin, F.; Lopez de la Fuente, F.L.; Cheda, J.A.R.,
DSC thermophysics on osme medium chain thallium(I) n-alkanoates: Phase transitions, thermal functions and heat capacity,
Thermochim. Acta, 1989, 139, 139-148. [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, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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