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
Go To: Top, IR Spectrum, Mass spectrum (electron ionization), 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:
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 |
IR Spectrum
Go To: Top, Phase change data, Mass spectrum (electron ionization), 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Sadtler Research Labs Under US-EPA Contract |
State | gas |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, IR Spectrum, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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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. |
---|---|
Origin | Thomas J.Bruno |
NIST MS number | 215699 |
References
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), 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, IR Spectrum, Mass spectrum (electron ionization), 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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