Ethane, 1,2-dichloro-1,1,2,2-tetrafluoro-
- Formula: C2Cl2F4
- Molecular weight: 170.921
- IUPAC Standard InChI: InChI=1S/C2Cl2F4/c3-1(5,6)2(4,7)8
- 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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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 |
|---|---|---|---|---|---|
| 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 |
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° | -239.84 ± 0.84 | kJ/mol | Cm | Lacher, McKinley, et al., 1949 | gas phase; Chlorination at 90 C |
Gas phase ion energetics 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:
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 |
Mass spectrum (electron ionization)
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
| Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| NIST MS number | 6721 |
Gas Chromatography
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | BP-1 | 359. | Health Safety Executive, 2000 | 50. m/0.22 mm/0.75 μm, He, 5. K/min; Tstart: 50. C; Tend: 200. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SPB-1 | 352. | Flanagan, Streete, et al., 1997 | 60. m/0.53 mm/5. μm, He; Program: 40C(6min) => 5C/min => 80C => 10C/min => 200C |
| Capillary | SPB-1 | 352. | Strete, Ruprah, et al., 1992 | 60. m/0.53 mm/5.0 μm, Helium; Program: 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C |
| Capillary | SPB-1 | 361. | Strete, Ruprah, et al., 1992 | 60. m/0.53 mm/5.0 μm, Helium; Program: not specified |
References
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, 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]
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]
Health Safety Executive, 2000
Health Safety Executive,
MDHS 96 Volatile organic compounds in air - Laboratory method using pumed solid sorbent tubes, solvent desorption and gas chromatography
in Methods for the Determination of Hazardous Substances (MDHS) guidance, Crown, Colegate, Norwich, 2000, 1-24, retrieved from http://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs96.pdf. [all data]
Flanagan, Streete, et al., 1997
Flanagan, R.J.; Streete, P.J.; Ramsey, J.D.,
Volatile Substance Abuse, UNODC Technical Series, No 5, United Nations, Office on Drugs and Crime, Vienna International Centre, PO Box 500, A-1400 Vienna, Austria, 1997, 56, retrieved from http://www.odccp.org/pdf/technicalseries1997-01-011.pdf. [all data]
Strete, Ruprah, et al., 1992
Strete, P.J.; Ruprah, M.; Ramsey, J.D.; Flanagan, R.J.,
Detection and identification of volatile substances by headspace capillary gas chromatography to aid the diagnosis of acute poisoning,
Analyst, 1992, 117, 7, 1111-1127, https://doi.org/10.1039/an9921701111
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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