Ethane, 1-chloro-1,1-difluoro-
- Formula: C2H3ClF2
- Molecular weight: 100.495
- IUPAC Standard InChI: InChI=1S/C2H3ClF2/c1-2(3,4)5/h1H3
- IUPAC Standard InChIKey: BHNZEZWIUMJCGF-UHFFFAOYSA-N
- CAS Registry Number: 75-68-3
- 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: α-Chloroethylidene fluoride; Freon 142; Freon 142b; FC 142b; Genetron 101; Genetron 142b; R 142b; 1-Chloro-1,1-Difluoroethane; 1,1-Difluoro-1-chloroethane; CH3CF2Cl; CFC 142b; Chloroethylidene fluoride; Fluorocarbon FC142b; Gentron 142B; Hydrochlorofluorocarbon 142b; UN 2517; Dymel 142; F 142b; HCFC 142b; Propellant 142b
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Condensed phase thermochemistry data
Go To: Top, Gas phase ion energetics 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: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of liquid
| Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 31.585 | 300. | Nakagawa, Hori, et al., 1993 | T = 276 to 350 K. p = 0.358 MPa |
| 31.19 | 294.9 | Riedel, 1942 | T = -61 to 21°C. Value is unsmoothed experimental datum for saturated liquid. |
| 31.19 | 294.8 | Riedel, 1941 | T = -61 to 22°C. Value is unsmoothed experimental datum. |
| 31.19 | 291.6 | Perlick, 1937 | T = -180 to 18°C. Value is unsmoothed experimental datum for saturated liquid. |
| 31.19 | 291.6 | Perlick, 1937, 2 | T = -180 to 18°C. Value is unsmoothed experimental datum. |
Gas phase ion energetics data
Go To: Top, Condensed phase 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 |
|---|---|---|---|
| 11.98 ± 0.01 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
| 12.50 | PE | Doucet, Sauvageau, et al., 1975 | Vertical value; LLK |
References
Go To: Top, Condensed phase 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.
Nakagawa, Hori, et al., 1993
Nakagawa, S.; Hori, T.; Sato, H.,
and Watanabe K., Isobaric heat capacity for liquid 1-chloro-1,1-difluorethane and 1,1-difluoroethane,
J. Chem. Eng. Data, 1993, 38(1), 70-74. [all data]
Riedel, 1942
Riedel, L.,
Determination of the thermal and caloric properties of difluoromonochloroethane,
Bull. Int. Inst. Refrig. Annex 23, 1942, No.2, 1-5. [all data]
Riedel, 1941
Riedel, L.,
Bestimmung der thermischen und kalorischen Eigenschaften von Difluoromonochloräthan,
Z. ges. Kalte-Ind., 1941, 48, 105-107. [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]
Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J.,
Ionization potentials of some molecules,
J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [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]
Notes
Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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