triaminoacetic acid sulphate
- Formula: C6H17N3O10S
- Molecular weight: 323.278
- CAS Registry Number: 513-29-1
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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 |
|---|---|---|---|
| 419. | 308. | Loiacono, Kostecky, et al., 1981 | Cp(35°C) = 0.31 cal/g*K. |
| 426.7 | 322. | Ramos, del Cerro, et al., 1980 | Temperature 322 K. One temperature near the critical temperature. |
| 407. | 300. | Loiacono, Osborne, et al., 1979 | T = 294 to 340 K. Cp = 0.301 cal/g*K. |
| 420. | 300. | Camnasio and Gonzalo, 1975 | T = 100 to 400 K. Data given graphically; Cp estimated from graph. |
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
Temperature of phase transition
| Ttrs (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|
| 322. | crystaline, II | crystaline, I | Ramos, del Cerro, et al., 1980 | Specific heat anomaly at 322 K equal to 0.28 J/g*K. |
Enthalpy of phase transition
| ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.614 | 322.55 | crystaline, II | crystaline, I | Camnasio and Gonzalo, 1975 | |
| 1.079 | 322. | crystaline, II | crystaline, I | Aguliar and Tello, 1968 |
Entropy of phase transition
| ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 1.9 | 322.55 | crystaline, II | crystaline, I | Camnasio and Gonzalo, 1975 | |
| 3.26 | 322. | crystaline, II | crystaline, I | Aguliar and Tello, 1968 |
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.
Loiacono, Kostecky, et al., 1981
Loiacono, G.M.; Kostecky, G.; Thermal properties of pure; doped TGS, DTGS,
TGFB and DTGFB single crystals,
Mater. Res. Bull., 1981, 16, 53-58. [all data]
Ramos, del Cerro, et al., 1980
Ramos, S.; del Cerro, J.; Zamora, M.,
Specific heat of triglycine sulfate at several applied electric fields near the critical temperature,
Phys. Status Solidi, 1980, A61, 307-313. [all data]
Loiacono, Osborne, et al., 1979
Loiacono, G.M.; Osborne, W.N.; Delfino, M.; Kostecky, G.,
Single crystal growth and properties of deuterated triglycine fluoroberyllate,
J. Cryst. Growth, 1979, 46, 105-111. [all data]
Camnasio and Gonzalo, 1975
Camnasio, A.J.; Gonzalo, J.A.,
Comparative study of the ferroelectric specific heat in TGS and DTGS,
J. Phys. Soc. Japan, 1975, 39(2), 451-459. [all data]
Aguliar and Tello, 1968
Aguliar, J.; Tello, M.J.,
Anomalias del calor especifico del sulfato de triglicina,
An. Fis., 1968, 64, 19-23. [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 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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