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)
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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 |
---|---|---|---|---|---|
ΔfH°liquid | -229.5 ± 1.7 | kcal/mol | Ccr | Erastov and Kolesov, 1986 | Correction of Papina and Kolesov, 1982; ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -141.0 ± 1.6 | kcal/mol | Ccr | Erastov and Kolesov, 1986 | Correction of Papina and Kolesov, 1982; ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 67.40 | cal/mol*K | N/A | Kolesov, Kosarukina, et al., 1981 | DH |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
39.20 | 298.15 | Kolesov, Kosarukina, et al., 1981 | T = 8 to 300 K.; DH |
40.61 | 293.3 | Perlick, 1937 | T = -188 to 20°C. Value is unsmoothed experimental datum.; DH |
40.61 | 293.3 | Perlick, 1937, 2 | T = -188 to 20°C. Value is unsmoothed experimental datum.; DH |
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
By formula: C2F4 + Cl2 = C2Cl2F4
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -57.32 ± 0.20 | kcal/mol | Cm | Lacher, McKinley, et al., 1949 | gas phase; Chlorination at 90 C |
Gas phase ion energetics data
Go To: Top, 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
12.47 | PE | Chau and McDowell, 1976 | Vertical value; LLK |
12.85 | PE | Doucet, Sauvageau, et al., 1975 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CF2Cl+ | 12.33 | ? | EI | Leyland, Majer, et al., 1970 | RDSH |
References
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics 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]
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]
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]
Chau and McDowell, 1976
Chau, F.T.; McDowell, C.A.,
Photoelectron spectra of 1,2-dibromo-1,1-difluoroethane, 1,2-bromochloroethane, and 1,2-dichloro-, 1,2-dibromo-, and 1,2-diiodotetrafluoroethane,
J. Phys. Chem., 1976, 80, 2923. [all data]
Doucet, Sauvageau, et al., 1975
Doucet, J.; Sauvageau, P.; Sandorfy, C.,
Photoelectron far-ultraviolet absorption spectra of chlorofluoro derivatives of ethane,
J. Chem. Phys., 1975, 62, 355. [all data]
Leyland, Majer, et al., 1970
Leyland, L.M.; Majer, J.R.; Robb, J.C.,
Heat of formation of the CF2Cl. radical,
J. Chem. Soc. Faraday Trans., 1970, 66, 898. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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