Tetraethylammonium tetrachloroferrate
- Formula: C8H20Cl4FeN
- Molecular weight: 327.908
- CAS Registry Number: 14240-75-6
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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
Temperature of phase transition
| Ttrs (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|
| 2.93 | crystaline, V | crystaline, IV | Navarro, Puertolas, et al., 1988 | Neel point, lambda transition. |
| 217.5 | crystaline, III | crystaline, II | Navarro, Puertolas, et al., 1988 |
Enthalpy of phase transition
| ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.5265 | 234.7 | crystaline, IV | crystaline, IIII | Navarro, Puertolas, et al., 1988 | First order transition. |
| 0.5485 | 226.6 | crystaline, II | crystaline, I | Navarro, Puertolas, et al., 1988 | First order transition. |
Entropy of phase transition
| ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 1.93 | 234.7 | crystaline, IV | crystaline, IIII | Navarro, Puertolas, et al., 1988 | First |
| 2.72 | 226.6 | crystaline, II | crystaline, I | Navarro, Puertolas, et al., 1988 | First |
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.
Navarro, Puertolas, et al., 1988
Navarro, R.; Puertolas, J.A.; Palacio, F.; Gonzalez, D.,
Thermal properties of tetraethylammonium tetrachloroferrate(III) and tetrabromoferrate(III),
J. Chem. Thermodynam., 1988, 20, 373-384. [all data]
Notes
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- Symbols used in this document:
Ttrs Temperature of phase transition ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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