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Ethane, 1,2-dichloro-1,1,2,2-tetrafluoro-

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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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil276.9KN/APCR Inc., 1990BS
Tboil275.44KN/AKrauss and Stephan, 1989Uncertainty assigned by TRC = 0.2 K; TRC
Tboil277.3KN/AWeast and Grasselli, 1989BS
Tboil276.7KN/AAnonymous, 1968TRC
Quantity Value Units Method Reference Comment
Ttriple179.KN/AKrauss and Stephan, 1989Uncertainty assigned by TRC = 1.5 K; TRC
Ttriple180.62KN/AKolesov, Kosarukina, et al., 1981Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Tc418.85KN/AKrauss and Stephan, 1989Uncertainty assigned by TRC = 0.3 K; TRC
Tc418.85KN/AOkada, Uematsu, et al., 1986Uncertainty assigned by TRC = 0.04 K; Tc selected from literature to correlate density measurement; TRC
Tc418.87KN/AAnonymous, 1968TRC
Tc418.9KN/AMartin, 1960Uncertainty assigned by TRC = 0.33 K; TRC
Quantity Value Units Method Reference Comment
Pc33.93barN/AKrauss and Stephan, 1989Uncertainty assigned by TRC = 0.00006 bar; TRC
Pc32.681barN/AAnonymous, 1968TRC
Quantity Value Units Method Reference Comment
rhoc3.404mol/lN/AOkada, Uematsu, et al., 1986Uncertainty assigned by TRC = 0.0034 mol/l; Density measured with magnetic densimeter. Tc, Dc selected from literature to correlate density measurements. R114, contained 0.05% 1,1-isomer; TRC
Quantity Value Units Method Reference Comment
Deltavap23.2 ± 0.4kJ/molEErastov and Kolesov, 1986Correction of Papina and Kolesov, 1982; ALS
Deltavap23.4 ± 0.42kJ/molCPerlick, 1937ALS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
24.3292.AStephenson and Malanowski, 1987Based on data from 277. - 391. K.; AC
25.1262.AStephenson and Malanowski, 1987Based on data from 210. - 277. K.; AC
25.3261.N/AStull, 1947Based on data from 178. - 277. K.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
177.8 - 276.73.99574942.336-40.518Stull, 1947Coefficents calculated by NIST from author's data.
276.7 - 414.14.151621031.026-27.911Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
1.51180.6Domalski and Hearing, 1996AC

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
1.212109.3crystaline, IIIcrystaline, IIKolesov, Kosarukina, et al., 1981, 2DH
2.628134.6crystaline, IIcrystaline, IKolesov, Kosarukina, et al., 1981, 2DH
1.510180.62crystaline, IliquidKolesov, Kosarukina, et al., 1981, 2DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
11.09109.3crystaline, IIIcrystaline, IIKolesov, Kosarukina, et al., 1981, 2DH
19.5134.6crystaline, IIcrystaline, IKolesov, Kosarukina, et al., 1981, 2DH
8.36180.62crystaline, IliquidKolesov, Kosarukina, et al., 1981, 2DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


References

Go To: Top, Phase change data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

PCR Inc., 1990
PCR Inc., Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]

Krauss and Stephan, 1989
Krauss, R.; Stephan, K., Thermal Conductivity of Refrigerants in a Wide Range of Temperature and Pressure, J. Phys. Chem. Ref. Data, 1989, 18, 43. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Anonymous, 1968
Anonymous, X., Chemicals and Plastics Physical Properties, 1968, Union Carbide Corp., product bulletin, 1968. [all data]

Kolesov, Kosarukina, et al., 1981
Kolesov, V.P.; Kosarukina, E.A.; Zhogin, D.Yu.; Poloznikova, M.E.; Pentin, Y.A., Heat capacities, phase transitions, and thermodynamic functions of 1,1,2,2-tetrafluoro-1,2-dichloroethane and 1,1,2-trifluoro- 1,2,2-trichloroethane, J. Chem. Thermodyn., 1981, 13, 115. [all data]

Okada, Uematsu, et al., 1986
Okada, M.; Uematsu, M.; Watanabe, K., Orthobaric liquid densities of trichloro-fluoromethane, dichlorodi-fluoromethane, chlorodifluoromethane, 1,1,2-trichlorotrifluoroethane, 1,2-dichlorotetrafluoroethane, and of the azeotropic mixtur, J. Chem. Thermodyn., 1986, 18, 527. [all data]

Martin, 1960
Martin, J.J., Thermodynamic Properties of Dichlorotetrafluoroethane, J. Chem. Eng. Data, 1960, 5, 334-336. [all data]

Erastov and Kolesov, 1986
Erastov, P.A.; Kolesov, V.P., The energy of combustion of liquid 1,2-dichlorotetrafluoroethane, Thermochim. Acta, 1986, 109, 175-180. [all data]

Papina and Kolesov, 1982
Papina, T.S.; Kolesov, V.P., Standard enthalpy of formation of 1,2-dichlorotetrafluoroethane, Petro. Chem. USSR, 1982, 56, 675-677, In original 1108. [all data]

Perlick, 1937
Perlick, A., Calorimetric investigations on dichloromethane, difluoromonochloroethane and tetrafluorodichloroethane, Bull. Int. Inst. Refrig., 1937, 18, 1-9. [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]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [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, Kosarukina, et al., 1981, 2
Kolesov, V.P.; Kosarukina, E.A.; Zhogin, D.Yu.; Poloznikova, M.E.; Pentin, Yu.A., Heat capacities, phase transitions, and thermodynamic functions of 1,1,2,2,-tetrafluoro-1,2-dichloroethane and 1,1,3-trifluoro-1,2,2-trichloroethane, J. Chem. Thermodynam., 1981, 13, 115-129. [all data]


Notes

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