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Perfluoropropane

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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, Kenneth Kroenlein director
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis

Quantity Value Units Method Reference Comment
Tboil234.KN/APCR Inc., 1990BS
Tboil237.2KN/AWeast and Grasselli, 1989BS
Tboil235.KN/AStreng, 1971Uncertainty assigned by TRC = 2. K; TRC
Tboil236.5KN/AGilmour, Zwicker, et al., 1967Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Tfus90.KN/AStreng, 1971Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Ttriple124.85KN/ACrowder, Taylor, et al., 1967Uncertainty assigned by TRC = 0.3 K; TRC
Ttriple125.45KN/APace and Plaush, 1967Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Tc345.1KN/ALeu and Robinson, 1992Uncertainty assigned by TRC = 0.5 K; TRC
Tc345.03KN/AMousa, Kay, et al., 1972Uncertainty assigned by TRC = 0.2 K; TRC
Tc345.05KN/ABrown, 1963Uncertainty assigned by TRC = 0.3 K; TRC
Quantity Value Units Method Reference Comment
Pc26.75barN/ALeu and Robinson, 1992Uncertainty assigned by TRC = 0.10 bar; TRC
Pc61.839barN/AMousa, Kay, et al., 1972Uncertainty assigned by TRC = 0.064 bar; TRC
Pc26.8005barN/ABrown, 1963Uncertainty assigned by TRC = 0.2026 bar; TRC
Quantity Value Units Method Reference Comment
rhoc3.21mol/lN/AMousa, Kay, et al., 1972Uncertainty assigned by TRC = 0.0320 mol/l; TRC
rhoc3.34mol/lN/ABrown, 1963Uncertainty assigned by TRC = 0.11 mol/l; TRC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
19.761236.42N/APace and Plaush, 1967P = 101.325 kPa; DH
21.6222.AStephenson and Malanowski, 1987Based on data from 193. - 237. K. See also Pace, 1967.; AC
20.9244.N/ABrown, 1963, 2Based on data from 213. - 259. K.; AC

Entropy of vaporization

DeltavapS (J/mol*K) Temperature (K) Reference Comment
83.58236.42Pace and Plaush, 1967P; DH

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
193.78 - 236.814.08856842.613-30.023Pace and Plaush, 1967Coefficents calculated by NIST from author's data.

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
0.48125.5Domalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
35.7799.4Domalski and Hearing, 1996CAL
3.81125.5

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
3.555699.39crystaline, IIcrystaline, IPace and Plaush, 1967DH
0.4774125.45crystaline, IliquidPace and Plaush, 1967DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
35.7799.39crystaline, IIcrystaline, IPace and Plaush, 1967DH
3.81125.45crystaline, IliquidPace and Plaush, 1967DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


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]

Streng, 1971
Streng, A.G., Miscibility and Compatibility of Some Liquid and Solidified Gases at Low Temperature, J. Chem. Eng. Data, 1971, 16, 357. [all data]

Gilmour, Zwicker, et al., 1967
Gilmour, J.B.; Zwicker, J.O.; Katz, J.; Scott, R.L., Fluorocarbon Solutions at Low Temperatures V. The Liquid Mixtures C2H6 + C2F6m, C3H8 + C2F6, CH4 + C3F8, C2H6 + C3F8, C3H8 + C3F8, n-C4H10 + C3F8, i-C4H10 + C3F8, C3H8 + n-C4F10, n-C6H14 + n-C4F10, n, J. Phys. Chem., 1967, 71, 3259. [all data]

Crowder, Taylor, et al., 1967
Crowder, G.A.; Taylor, Z.L.; Reed, T.M.; Young, J.A., Vapor Pressures and Triple Point Temp. for Several Pure Fluorocarbons fluorocarbons, J. Chem. Eng. Data, 1967, 12, 481. [all data]

Pace and Plaush, 1967
Pace, E.L.; Plaush, A.C., Thermodynamic properties of octafluoropropane from 14K to its normal boiling point. An estimate of the barrier to internal rotation from the entropy and heat capacity of the gas, J. Chem. Phys., 1967, 47, 38-43. [all data]

Leu and Robinson, 1992
Leu, A.D.; Robinson, D.B., High-pressure vapor-liquid equilibrium phase properties of the octafluoropropane (K-218)-chlorodifluoromethane (Freon-22) binary system, J. Chem. Eng. Data, 1992, 37, 7-10. [all data]

Mousa, Kay, et al., 1972
Mousa, A.H.N.; Kay, W.B.; Kreglewski, A., The critical constants of binary mixtures of certain perfluoro-compounds with alkanes, J. Chem. Thermodyn., 1972, 4, 301-11. [all data]

Brown, 1963
Brown, J.A., Physical Properties of Perfluoropropane, J. Chem. Eng. Data, 1963, 8, 106. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Pace, 1967
Pace, E.L., Thermodynamic Properties of Octafluoropropane from 14°K to Its Normal Boiling Point. An Estimate of the Barrier to Internal Rotation from the Entropy and Heat Capacity of the Gas, J. Chem. Phys., 1967, 47, 1, 38, https://doi.org/10.1063/1.1711886 . [all data]

Brown, 1963, 2
Brown, James A., Physical Properties of Perfluoropropane., J. Chem. Eng. Data, 1963, 8, 1, 106-108, https://doi.org/10.1021/je60016a032 . [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]


Notes

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