Propane, 1,1,1,2,3,3,3-heptafluoro-
- Formula: C3HF7
- Molecular weight: 170.0289
- CAS Registry Number: 431-89-0
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 255.0 | K | N/A | Hwang, DesMarteau, et al., 1992 | Uncertainty assigned by TRC = 0.5 K; TRC |
Tboil | 293. | K | N/A | PCR Inc., 1990 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 142. | K | N/A | Salvi-Narkhede, Wang, et al., 1992 | Uncertainty assigned by TRC = 2. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 374.83 | K | N/A | Salvi-Narkhede, Wang, et al., 1992 | Uncertainty assigned by TRC = 0.2 K; method of measurement not clearly described; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 28.735 | atm | N/A | Salvi-Narkhede, Wang, et al., 1992 | Uncertainty assigned by TRC = 0.03 atm; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Vc | 0.275 | l/mol | N/A | Salvi-Narkhede, Wang, et al., 1992 | Uncertainty assigned by TRC = 0.005 l/mol; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 4.52 | kcal/mol | N/A | Eckl, Huang, et al., 2007 | AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
5.43 | 293. | Bobbo, Artico, et al., 2002 | Based on data from 278. to 308. K.; AC |
5.40 | 308. | Valtz, Coquelet, et al., 2002 | Based on data from 293. to 353. K.; AC |
5.33 | 250. | Salvi-Narkhede, Wang, et al., 1992, 2 | Based on data from 237. to 370. K.; AC |
3.47 | 300. | Salvi-Narkhede, Wang, et al., 1992, 2 | Based on data from 237. to 370. K.; AC |
2.99 | 325. | Salvi-Narkhede, Wang, et al., 1992, 2 | Based on data from 237. to 370. 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.
Hwang, DesMarteau, et al., 1992
Hwang, S.H.; DesMarteau, D.D.; Beyerlein, A.L.; Smith, N.D.; Joyner, P.,
The heat capacity of fluorinated propane and butane derivatives by differential scanning calorimetry,
J. Therm. Anal., 1992, 38, 2515-28. [all data]
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]
Salvi-Narkhede, Wang, et al., 1992
Salvi-Narkhede, M.; Wang, B.H.; Adcock, J.I.; Van Hook, W.A.,
Vapor pressures, liquid molar volumes, vapor non-ideality, and critical properties of some partially fluorinated ethers (CF3OCF2CF2H, CF3OCF2H, and CF3OCH3), some perfluoroethers (CF3OCF2OCF3, c-CF2O,
J. Chem. Thermodyn., 1992, 24, 1065-75. [all data]
Eckl, Huang, et al., 2007
Eckl, Bernhard; Huang, Yow-Lin; Vrabec, Jadran; Hans, Hasse,
Vapor pressure of R227ea + ethanol at 343.13 K by molecular simulation,
Fluid Phase Equilibria, 2007, 260, 2, 177-182, https://doi.org/10.1016/j.fluid.2007.05.011
. [all data]
Bobbo, Artico, et al., 2002
Bobbo, Sergio; Artico, Gianpiero; Fedele, Laura; Scattolini, Mauro; Camporese, Roberto,
Vapor-Liquid Equilibrium Measurements and Correlation of the Binary Refrigerant Mixture Propane (HC-290) + 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea) at 278.15, 293.15, and 308.15 K,
J. Chem. Eng. Data, 2002, 47, 4, 839-842, https://doi.org/10.1021/je010269d
. [all data]
Valtz, Coquelet, et al., 2002
Valtz, A.; Coquelet, C.; Baba-Ahmed, A.; Richon, D.,
Vapor--liquid equilibrium data for the propane+1,1,1,2,3,3,3-heptafluoropropane (R227ea) system at temperatures from 293.16 to 353.18 K and pressures up to 3.4 MPa,
Fluid Phase Equilibria, 2002, 202, 1, 29-47, https://doi.org/10.1016/S0378-3812(02)00056-0
. [all data]
Salvi-Narkhede, Wang, et al., 1992, 2
Salvi-Narkhede, M.; Wang, Bao-Huai; Adcock, James L.; Alexander Van Hook, W.,
Vapor pressures, liquid molar volumes, vapor non-ideality, and critical properties of some partially fluorinated ethers (CF3OCF2CF2H, CF3OCF2H, and CF3OCH3), some perfluoroethers (CF3OCF2OCF3, c-CF2OCF2OCF2, and c-CF2CF2CF2O), and of CHF2Br and CF3CFHCF3,
The Journal of Chemical Thermodynamics, 1992, 24, 10, 1065-1075, https://doi.org/10.1016/S0021-9614(05)80017-5
. [all data]
Notes
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- Symbols used in this document:
Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point Vc Critical volume ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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