3,3-Dichloro-1,1,1-trifluoropropane
- Formula: C3H3Cl2F3
- Molecular weight: 166.957
- CAS Registry Number: 460-69-5
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Gas 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -192.1 ± 1.1 | kcal/mol | Ccr | Kolesov, Slavutskaya, et al., 1972 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -189.1 ± 1.0 kcal/mol; hf298_gas[kcal/mol]=-189.15±1.0; Kolesov and Kozina, 1986 |
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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Ttriple | 182.16 | K | N/A | Kolesov and Vorob'ev, 1972 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 8.15 ± 0.02 | kcal/mol | C | Varushchenko, Druzhinina, et al., 2007 | AC |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 8.05 | 316. | A | Stephenson and Malanowski, 1987 | Based on data from 301. to 342. K.; AC |
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 2.421 | 182.2 | Domalski and Hearing, 1996 | AC |
Enthalpy of phase transition
| ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| -0.2152 | 156.4 | crystaline, III | crystaline, II | Kolesov and Vorob'ev, 1972, 2 | Metastable crystal transition. Non-equilibrium.; DH |
| 0.04799 | 167.7 | crystaline, II | crystaline, I | Kolesov and Vorob'ev, 1972, 2 | DH |
| 2.4221 | 182.16 | crystaline, I | liquid | Kolesov and Vorob'ev, 1972, 2 | DH |
Entropy of phase transition
| ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.287 | 167.7 | crystaline, II | crystaline, I | Kolesov and Vorob'ev, 1972, 2 | DH |
| 13.30 | 182.16 | crystaline, I | liquid | Kolesov and Vorob'ev, 1972, 2 | DH |
References
Go To: Top, Gas 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.
Kolesov, Slavutskaya, et al., 1972
Kolesov, V.P.; Slavutskaya, G.M.; Stel'nikova, L.N.,
Standard enthalpy of formation of 1,1-dichloro-3,3,3-trifluoropropane,
Russ. J. Phys. Chem. (Engl. Transl.), 1972, 46, 467-468. [all data]
Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P.,
Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]
Kolesov and Kozina, 1986
Kolesov, V.P.; Kozina, M.P.,
Thermochemistry of organic and organohalogen compounds,
Russ. Chem. Rev., 1986, 55, 912. [all data]
Kolesov and Vorob'ev, 1972
Kolesov, V.P.; Vorob'ev, V.N.,
Specific heat in the interval 12-300 K and phase changes for some chlorinated 1,1,1-trifluoropropanes,
Dokl. Akad. Nauk SSSR, 1972, 203, 116-9. [all data]
Varushchenko, Druzhinina, et al., 2007
Varushchenko, R.M.; Druzhinina, A.I.; Kuramshina, G.M.; Dorofeeva, O.V.,
Thermodynamics of vaporization of some freons and halogenated ethanes and propanes,
Fluid Phase Equilibria, 2007, 256, 1-2, 112-122, https://doi.org/10.1016/j.fluid.2007.02.017
. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Kolesov and Vorob'ev, 1972, 2
Kolesov, V.P.; Vorob'ev, V.N.,
Specific heat in the interval 12-300K and phase changes for some chlorinated 1,1,1-trifluoropropanes,
Dokl. Akad. Nauk, 1972, SSSR 203, 116-119. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfusH Enthalpy of fusion ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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