Ethane, 2,2-dichloro-1,1,1-trifluoro-
- Formula: C2HCl2F3
- Molecular weight: 152.931
- IUPAC Standard InChIKey: OHMHBGPWCHTMQE-UHFFFAOYSA-N
- CAS Registry Number: 306-83-2
- 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: Dichlorotrifluoromethylmethane; 1,1-Dichloro-2,2,2-trifluoroethane; 1,1,1-Trifluoro-2,2-dichloroethane; 2,2-Dichloro-1,1,1-trifluoroethane; CF3CHCl2; Dichlorotrifluoroethane; FC-123; Fluorocarbon 123; Freon 123; Genetron 123; HCFC-123; R 123; CFC-123; HFA 123; Solkane 123
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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 | 300.2 | K | N/A | PCR Inc., 1990 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 456.94 | K | N/A | Fukushima, Watanabe, et al., 1990 | Uncertainty assigned by TRC = 0.1 K; TRC |
Tc | 456.9 | K | N/A | Fukushima, Watanabe, et al., 1990, 2 | Uncertainty assigned by TRC = 0.1 K; TRC |
Tc | 456.86 | K | N/A | Tanikawa, Kabata, et al., 1990 | Uncertainty assigned by TRC = 0.05 K; Temperatrue corresponding to obs. ciritcal density. Pt resistance thermometer, IPTS-68; TRC |
Tc | 456.87 | K | N/A | Weber and Levelt Sengers, 1990 | Uncertainty assigned by TRC = 0.06 K; by disappearence of meniscus; TRC |
Tc | 456.96 | K | N/A | Yamashita, Kubota, et al., 1989 | Uncertainty assigned by TRC = 0.1 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 36.655 | bar | N/A | Piao, Sato, et al., 1991 | Uncertainty assigned by TRC = 0.04 bar; by extrapolation of obs. vapor pressure to selected Tc; TRC |
Pc | 36.72 | bar | N/A | Fukushima, Watanabe, et al., 1990, 2 | Uncertainty assigned by TRC = 0.05 bar; TRC |
Pc | 36.75 | bar | N/A | Yamashita, Kubota, et al., 1989 | Uncertainty assigned by TRC = 0.08 bar; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 3.62 | mol/l | N/A | Fukushima, Watanabe, et al., 1990 | Uncertainty assigned by TRC = 0.03 mol/l; by extrapolation of rectilinear diameter to Tc; TRC |
ρc | 3.64 | mol/l | N/A | Tanikawa, Kabata, et al., 1990 | Uncertainty assigned by TRC = 0.03 mol/l; Based on several observations of critical opalesence on 4 samples.; TRC |
ρc | 3.63 | mol/l | N/A | Weber and Levelt Sengers, 1990 | Uncertainty assigned by TRC = 0.05 mol/l; from obs. PCT measurements; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 26.6 ± 0.3 | kJ/mol | N/A | Varushchenko and Druzhinina, 2002 | AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
28.7 | 258. | MM | Oguchi, Yamagishi, et al., 1992 | Based on data from 243. to 448. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
5.51 | 145.7 | Varushchenko and Druzhinina, 2002 | 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]
Fukushima, Watanabe, et al., 1990
Fukushima, M.; Watanabe, N.; Kamimura, T.,
Measurements of the vapor-liquid coexistence curves and the critical parameters of HCFC123 and HFC134a,
Nippon Reito Kyokai Ronbunshu, 1990, 7, 189-99. [all data]
Fukushima, Watanabe, et al., 1990, 2
Fukushima, M.; Watanabe, N.; Kamimura, T.,
Measurements of the PVT properties of HCFC123 and HFC134a,
Nippon Reito Kyokai Ronbunshu, 1990, 7, 243-56. [all data]
Tanikawa, Kabata, et al., 1990
Tanikawa, S.; Kabata, Y.; Sato, H.; Watanabe, K.,
Measurements of the Critical Parameters and the Vapor-Liquid Coexistence Curve in the Critical Region of HCFC-123 23),
J. Chem. Eng. Data, 1990, 35, 381. [all data]
Weber and Levelt Sengers, 1990
Weber, L.A.; Levelt Sengers, J.M.H.,
Fluid Phase Equilib., 1990, 55, 241. [all data]
Yamashita, Kubota, et al., 1989
Yamashita, T.; Kubota, H.; Tanaka, Y.; Makita, T.; Kashiwagi, H.,
Physical properties of new halogenated hydrocarbons,
Proc. Symp. Thermophys. Prop. 10th, 1989,, 1989, p 75-8. [all data]
Piao, Sato, et al., 1991
Piao, C.C.; Sato, H.; Watanabe, K.,
PVT and vapor pressure measurements on 1,1-dichloro-2,2,2- trifluoroethane (HCFC-123),
J. Chem. Eng. Data, 1991, 36, 398-403. [all data]
Varushchenko and Druzhinina, 2002
Varushchenko, R.M.; Druzhinina, A.I.,
Low-temperature heat capacity and thermodynamic properties of 1,1,1-trifluoro-2,2-dichloroethane,
Fluid Phase Equilibria, 2002, 199, 1-2, 109-119, https://doi.org/10.1016/S0378-3812(02)00003-1
. [all data]
Oguchi, Yamagishi, et al., 1992
Oguchi, K.; Yamagishi, M.; Murano, A.,
Experimental study of PVT properties of HCFC-123(CHCl2CF3),
Fluid Phase Equilibria, 1992, 80, 131-140, https://doi.org/10.1016/0378-3812(92)87061-Q
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Pc Critical pressure Tboil Boiling point Tc Critical temperature ΔfusH Enthalpy of fusion ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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