Fluoroform
- Formula: CHF3
- Molecular weight: 70.0138
- IUPAC Standard InChI: InChI=1S/CHF3/c2-1(3)4/h1H
- IUPAC Standard InChIKey: XPDWGBQVDMORPB-UHFFFAOYSA-N
- CAS Registry Number: 75-46-7
- 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: Methane, trifluoro-; Arcton 1; Fluoryl; Freon F-23; Freon 23; Genetron 23; Methyl trifluoride; R 23; Trifluoromethane; CHF3; Arcton; Halocarbon 23; UN 1984; Carbon trifluoride; Genetron HFC23; Propellant 23; Refrigerant 23; FC 23 (fluorocarbon); FC 23; R 23 (halocarbon); HFC 23
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- Fluid Properties
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Critical density
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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: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
| ρc (mol/l) | Reference | Comment |
|---|---|---|
| 7.53 | Ohgaki, Umezono, et al., 1990 | Uncertainty assigned by TRC = 0.04 mol/l; TRC |
| 7.54 | Hori, Okazaki, et al., 1982 | Uncertainty assigned by TRC = 0.07 mol/l; TRC |
| 7.51 | Khodeeva and Gubochkin, 1977 | Uncertainty assigned by TRC = 0.04 mol/l; TRC |
| 7.53 | Wagner, 1968 | Uncertainty assigned by TRC = 0.01 mol/l; TRC |
| 7.37 | Tsiklis and Prokhorov, 1967 | Visual in pVT apparatus, Khodeeva and Lebedeva Russ. J. Phys. Chem. 1966, 40, 1668.; TRC |
| 7.4997 | Hou and Martin, 1959 | Uncertainty assigned by TRC = 0.046 mol/l; TRC |
References
Go To: Top, Critical density, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Ohgaki, Umezono, et al., 1990
Ohgaki, K.; Umezono, S.; Katayama, T.,
Pressure-density-temperature (p-ρ-T) relations of fluoroform, nitrous oxide, and propene in the critical region,
J. Supercrit. Fluids, 1990, 3, 78-84. [all data]
Hori, Okazaki, et al., 1982
Hori, K.; Okazaki, S.; Uematsu, M.; Watanabe, K.,
An Experimental Study of Thermodynamic Properties of Trifluoromethane
in Proc. Symp. Thermophys. Prop., 8th, 1981, Gaithersburg, Vol. II, Sengers, J. V., Ed., ASME: New York, p. 370-6, 1982. [all data]
Khodeeva and Gubochkin, 1977
Khodeeva, S.M.; Gubochkin, I.V.,
The liquid-gas boundary curves in the vicinity of the critical points of Freon-13 and Freon-23 (trifluorochloromethane and trifluoro-methane,
Russ. J. Phys. Chem. (Engl. Transl.), 1977, 51, 998. [all data]
Wagner, 1968
Wagner, W.,
Thermodynamic properties of trifluoromethane,
Kaeltetech.-Klim., 1968, 20, 238-40. [all data]
Tsiklis and Prokhorov, 1967
Tsiklis, D.S.; Prokhorov, V.M.,
Phase equilibria in systems containing fluorine compounds,
Zh. Fiz. Khim., 1967, 41, 2195-9. [all data]
Hou and Martin, 1959
Hou, Y.-C.; Martin, J.J.,
Physical and Thermodynamic properties of trifluoromethane,
AIChE J., 1959, 5, 125. [all data]
Notes
Go To: Top, Critical density, References
- Symbols used in this document:
ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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