1,1-Dichloro-1-fluoroethane
- Formula: C2H3Cl2F
- Molecular weight: 116.950
- IUPAC Standard InChI: InChI=1S/C2H3Cl2F/c1-2(3,4)5/h1H3
- IUPAC Standard InChIKey: FRCHKSNAZZFGCA-UHFFFAOYSA-N
- CAS Registry Number: 1717-00-6
- 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, 1,1-dichloro-1-fluoro-; Freon 141; Dichlorofluoroethane; Freon 141b; Genetron 141b; HCFC-141b; R 141b
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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
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 305. | K | N/A | PCR Inc., 1990 | BS |
| Tboil | 305.2 | K | N/A | Weast and Grasselli, 1989 | BS |
| Tboil | 305.15 | K | N/A | Henne and Plueddeman, 1943 | Uncertainty assigned by TRC = 0.4 K; TRC |
| Tboil | 304.9 | K | N/A | Henne and Renoll, 1936 | Uncertainty assigned by TRC = 0.5 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 169.65 | K | N/A | Henne and Plueddeman, 1943 | Uncertainty assigned by TRC = 0.5 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tc | 477.5 | K | N/A | Duarte-Garza, Hwang, et al., 1997 | Uncertainty assigned by TRC = 0.5 K; by visual disappearance of meniscus; TRC |
| Tc | 477.3 | K | N/A | Chae, Schmidt, et al., 1990 | Uncertainty assigned by TRC = 0.5 K; by extrapolation to equality of L and G refr. index; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Pc | 41.94 | bar | N/A | Duarte-Garza, Hwang, et al., 1997 | Uncertainty assigned by TRC = 0.05 bar; by extrapolation of vapor pressure to Tc; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ρc | 4.152 | mol/l | N/A | Duarte-Garza, Hwang, et al., 1997 | Uncertainty assigned by TRC = 0.02 mol/l; extrapolation to Tc with law of rectilinear diameters; TRC |
| ρc | 3.94 | mol/l | N/A | Chae, Schmidt, et al., 1990 | Uncertainty assigned by TRC = 0.07 mol/l; derived from obs L and G refractive index; TRC |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 28.7 | 265. | N/A | Duarte-Garza, Hwang, et al., 1997 | Based on data from 250. - 450. K.; AC |
| 27.8 | 285. | EB | Weber, 1992 | Based on data from 270. - 312. K.; AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [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]
Henne and Plueddeman, 1943
Henne, A.L.; Plueddeman, E.P.,
The Addition of Hydrogen Fluoride to Halo-olefins,
J. Am. Chem. Soc., 1943, 65, 1271. [all data]
Henne and Renoll, 1936
Henne, A.L.; Renoll, M.W.,
J. Am. Chem. Soc., 1936, 58, 889. [all data]
Duarte-Garza, Hwang, et al., 1997
Duarte-Garza, Horacio A.; Hwang, Chih-An; Kellerman, Scott A.; Miller, Reid C.; Hall, Kenneth R.; Holste, James C.; Marsh, Kenneth N.; Gammon, Bruce E.,
Vapor Pressure, Vapor Density, and Liquid Density for 1,1-Dichloro-1-fluoroethane (R-141b),
J. Chem. Eng. Data, 1997, 42, 3, 497-501, https://doi.org/10.1021/je9603584
. [all data]
Chae, Schmidt, et al., 1990
Chae, H.B.; Schmidt, J.W.; Moldover, M.R.,
Alternative refrigerants R123a, R134, R141b, R142b, and R152a: critical temperature, refractive index, surface tension, and estimates of liquid, vapor, and critical densities,
J. Phys. Chem., 1990, 94, 8840-5. [all data]
Weber, 1992
Weber, L.A.,
Ebulliometric measurement of the vapor pressures of R123 and R141b,
Fluid Phase Equilibria, 1992, 80, 141-148, https://doi.org/10.1016/0378-3812(92)87062-R
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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