Enflurane

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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
Tboil329.7KN/APCR Inc., 1990BS
Tboil330.1KN/AMajer and Svoboda, 1985 
Quantity Value Units Method Reference Comment
Tc475.03KN/AAmbrose and Ghiassee, 1988Uncertainty assigned by TRC = 0.02 K; Visual, PRT, IPTS-68, PB.; TRC
Tc474.3KN/AMajer and Svoboda, 1985 
Quantity Value Units Method Reference Comment
Pc29.41atmN/AAmbrose and Ghiassee, 1988Uncertainty assigned by TRC = 0.05 atm; Visual; TRC
Quantity Value Units Method Reference Comment
Δvap7.825kcal/molN/AMajer and Svoboda, 1985 
Δvap7.79 ± 0.02kcal/molCUchytilová, Majer, et al., 1984AC

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
7.192330.1N/AMajer and Svoboda, 1985 
8.08289.N/AAmbrose and Ghiassee, 1988, 2Based on data from 274. - 351. K.; AC
7.86305.AStephenson and Malanowski, 1987Based on data from 290. - 329. K.; AC
7.48 ± 0.02313.CUchytilová, Majer, et al., 1984AC
7.22 ± 0.02328.CUchytilová, Majer, et al., 1984AC
6.96 ± 0.02343.CUchytilová, Majer, et al., 1984AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kcal/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kcal/mol) β Tc (K) Reference Comment
298. - 343.12.520.294474.3Majer and Svoboda, 1985 

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

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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]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Ambrose and Ghiassee, 1988
Ambrose, D.; Ghiassee, N.B., Vapor Pressure, Critical Temperatures and Critical Pressures of 2-chloro-1,1,2-trifluoroethyl Difluoromethyl Ether (Enflurane) and of 1-Chloro-2,2,2-trifluoroethyl Difluoromethyl Ether (Isoflurane), J. Chem. Thermodyn., 1988, 20, 765. [all data]

Uchytilová, Majer, et al., 1984
Uchytilová, V.; Majer, V.; Svoboda, V.; Hemer, I., Enthalpies of vaporization and cohesive energies of 2-chloro-1,1,2-trifluoroethyl ethyl ether, 2-chloro-1,1,2-trifluoroethyl propyl ether, 2-chloro-1,1,2-trifluoroethyl chloromethyl ether, and 2-chloro-1,1,2-trifluoroethyl difluoromethyl ether, The Journal of Chemical Thermodynamics, 1984, 16, 5, 475-479, https://doi.org/10.1016/0021-9614(84)90205-2 . [all data]

Ambrose and Ghiassee, 1988, 2
Ambrose, D.; Ghiassee, N.B., Vapour pressures, critical temperatures, and critical pressures of 2-chloro-1,1,2-trifluoroethyl difluoromethyl ether (enflurane) and of 1-chloro-2,2,2-trifluoroethyl difluoromethyl ether (isoflurane), The Journal of Chemical Thermodynamics, 1988, 20, 6, 765-766, https://doi.org/10.1016/0021-9614(88)90029-8 . [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]


Notes

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