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

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Gas phase thermochemistry 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas-937.0 ± 7.3kJ/molCcrErastov and Kolesov, 1986Correction of Papina and Kolesov, 1982
Δfgas-930. ± 10.kJ/molCmKirkbride and Davidson, 1954Reanalyzed by Kolesov and Papina, 1983, Original value = -890. ± 10. kJ/mol; Von Wartenberg method

Condensed phase thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-960.2 ± 7.3kJ/molCcrErastov and Kolesov, 1986Correction of Papina and Kolesov, 1982; ALS
Quantity Value Units Method Reference Comment
Δcliquid-589.9 ± 6.8kJ/molCcrErastov and Kolesov, 1986Correction of Papina and Kolesov, 1982; ALS
Quantity Value Units Method Reference Comment
liquid282.0J/mol*KN/AKolesov, Kosarukina, et al., 1981DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
164.0298.15Kolesov, Kosarukina, et al., 1981T = 8 to 300 K.; DH
169.9293.3Perlick, 1937T = -188 to 20°C. Value is unsmoothed experimental datum.; DH
169.9293.3Perlick, 1937, 2T = -188 to 20°C. Value is unsmoothed experimental datum.; DH

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, Chris Muzny 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
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., 1981, 2Crystal 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
Tc418.9KN/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
Quantity Value Units Method Reference Comment
ρc3.404mol/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
Δvap23.2 ± 0.4kJ/molEErastov and Kolesov, 1986Correction of Papina and Kolesov, 1982; ALS
Δvap23.4 ± 0.42kJ/molCPerlick, 1937ALS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
24.3292.AStephenson and Malanowski, 1987Based on data from 277. to 391. K.; AC
25.1262.AStephenson and Malanowski, 1987Based on data from 210. to 277. K.; AC
25.3261.N/AStull, 1947Based on data from 178. to 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 to 276.73.99574942.336-40.518Stull, 1947Coefficents calculated by NIST from author's data.
276.7 to 414.14.151621031.026-27.911Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of fusion

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

Enthalpy of phase transition

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

Entropy of phase transition

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

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:


Reaction thermochemistry 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Ethene, tetrafluoro- + Chlorine = Ethane, 1,2-dichloro-1,1,2,2-tetrafluoro-

By formula: C2F4 + Cl2 = C2Cl2F4

Quantity Value Units Method Reference Comment
Δr-239.84 ± 0.84kJ/molCmLacher, McKinley, et al., 1949gas phase; Chlorination at 90 C

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Notes

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

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]

Kirkbride and Davidson, 1954
Kirkbride, F.W.; Davidson, F.G., Heats of formation of gaseous fluoro- and fluorochloro-carbons, Nature (London), 1954, 174, 79-80. [all data]

Kolesov and Papina, 1983
Kolesov, V.P.; Papina, T.S., Thermochemistry of Haloethanes, Russ. Chem. Rev., 1983, 52, 425. [all data]

Kolesov, Kosarukina, et al., 1981
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]

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

Perlick, 1937, 2
Perlick, A., Kalorimetrische Messungen an Schwefeldioxyd, Methylenchlorid, Difluormonochloraethan und Tetrafluordichloraethan, Z. ges. Kalt-Ind., 1937, 44, 201-206. [all data]

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]

Kolesov, Kosarukina, et al., 1981, 2
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]

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]

Lacher, McKinley, et al., 1949
Lacher, J.R.; McKinley, J.J.; Snow, C.M.; Michel, L.; Nelson, G.; Park, J.D., Reaction heats of organic fluorine compounds. I. Apparatus and the heat of chlorination of tetrafluoroethylene, J. Am. Chem. Soc., 1949, 71, 1330-1334. [all data]


Notes

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