Ethane, 1,2-dichloro-1,1,2,2-tetrafluoro-
- Formula: C2Cl2F4
- Molecular weight: 170.921
- IUPAC Standard InChIKey: DDMOUSALMHHKOS-UHFFFAOYSA-N
- CAS Registry Number: 76-14-2
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Ethane, 1,2-dichlorotetrafluoro-; s-Dichlorotetrafluoroethane; Arcton 114; Arcton 33; Cryofluoran; Cryofluorane; F 114; Fluorocarbon 114; Freon 114; Frigen 114; Frigiderm; FC 114; Genetron 114; Genetron 316; Ledon 114; Propellant 114; R 114; Ucon 114; 1,1,2,2-Tetrafluoro-1,2-Dichloroethane; 1,2-Dichloro-1,1,2,2-tetrafluoroethane; (CF2Cl)2; 1,2-Dichlorotetrafluoroethane; Fluorane 114; Isotron 114; Refrigerant 114; sym-Dichlorotetrafluoroethane; Halocarbon 114; Halon 242; CFC-114; Dichloro-1,1,2,2-tetrafluoroethane; Refrigerant R114; F 114 (halocarbon); FKW 114; R 114 (halocarbon)
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -937.0 ± 7.3 | kJ/mol | Ccr | Erastov and Kolesov, 1986 | Correction of Papina and Kolesov, 1982 |
ΔfH°gas | -930. ± 10. | kJ/mol | Cm | Kirkbride and Davidson, 1954 | Reanalyzed by Kolesov and Papina, 1983, Original value = -890. ± 10. kJ/mol; Von Wartenberg method |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction 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 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 |
---|---|---|---|---|---|
ΔfH°liquid | -960.2 ± 7.3 | kJ/mol | Ccr | Erastov and Kolesov, 1986 | Correction of Papina and Kolesov, 1982; ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -589.9 ± 6.8 | kJ/mol | Ccr | Erastov and Kolesov, 1986 | Correction of Papina and Kolesov, 1982; ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 282.0 | J/mol*K | N/A | Kolesov, Kosarukina, et al., 1981 | DH |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
164.0 | 298.15 | Kolesov, Kosarukina, et al., 1981 | T = 8 to 300 K.; DH |
169.9 | 293.3 | Perlick, 1937 | T = -188 to 20°C. Value is unsmoothed experimental datum.; DH |
169.9 | 293.3 | Perlick, 1937, 2 | T = -188 to 20°C. Value is unsmoothed experimental datum.; DH |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction 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 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 |
---|---|---|---|---|---|
Tboil | 276.9 | K | N/A | PCR Inc., 1990 | BS |
Tboil | 275.44 | K | N/A | Krauss and Stephan, 1989 | Uncertainty assigned by TRC = 0.2 K; TRC |
Tboil | 277.3 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 179. | K | N/A | Krauss and Stephan, 1989 | Uncertainty assigned by TRC = 1.5 K; TRC |
Ttriple | 180.62 | K | N/A | Kolesov, Kosarukina, et al., 1981, 2 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 418.85 | K | N/A | Krauss and Stephan, 1989 | Uncertainty assigned by TRC = 0.3 K; TRC |
Tc | 418.85 | K | N/A | Okada, Uematsu, et al., 1986 | Uncertainty assigned by TRC = 0.04 K; Tc selected from literature to correlate density measurement; TRC |
Tc | 418.9 | K | N/A | Martin, 1960 | Uncertainty assigned by TRC = 0.33 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 33.93 | bar | N/A | Krauss and Stephan, 1989 | Uncertainty assigned by TRC = 0.00006 bar; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 3.404 | mol/l | N/A | Okada, Uematsu, et al., 1986 | Uncertainty 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 |
ΔvapH° | 23.2 ± 0.4 | kJ/mol | E | Erastov and Kolesov, 1986 | Correction of Papina and Kolesov, 1982; ALS |
ΔvapH° | 23.4 ± 0.42 | kJ/mol | C | Perlick, 1937 | ALS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
24.3 | 292. | A | Stephenson and Malanowski, 1987 | Based on data from 277. to 391. K.; AC |
25.1 | 262. | A | Stephenson and Malanowski, 1987 | Based on data from 210. to 277. K.; AC |
25.3 | 261. | N/A | Stull, 1947 | Based on data from 178. to 277. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
177.8 to 276.7 | 3.99574 | 942.336 | -40.518 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
276.7 to 414.1 | 4.15162 | 1031.026 | -27.911 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
1.51 | 180.6 | Domalski and Hearing, 1996 | AC |
Enthalpy of phase transition
ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
1.212 | 109.3 | crystaline, III | crystaline, II | Kolesov, Kosarukina, et al., 1981 | DH |
2.628 | 134.6 | crystaline, II | crystaline, I | Kolesov, Kosarukina, et al., 1981 | DH |
1.510 | 180.62 | crystaline, I | liquid | Kolesov, Kosarukina, et al., 1981 | DH |
Entropy of phase transition
ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
11.09 | 109.3 | crystaline, III | crystaline, II | Kolesov, Kosarukina, et al., 1981 | DH |
19.5 | 134.6 | crystaline, II | crystaline, I | Kolesov, Kosarukina, et al., 1981 | DH |
8.36 | 180.62 | crystaline, I | liquid | Kolesov, Kosarukina, et al., 1981 | DH |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, 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
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
By formula: C2F4 + Cl2 = C2Cl2F4
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -239.84 ± 0.84 | kJ/mol | Cm | Lacher, McKinley, et al., 1949 | gas 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
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Pc Critical pressure S°liquid Entropy of liquid at standard conditions Tboil Boiling point Tc Critical temperature Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔfusH Enthalpy of fusion ΔrH° Enthalpy of reaction at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.