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Methane, bromo-

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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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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
Tboil276.6KN/AFarchan Laboratories, 1990BS
Tboil276.6KN/AMajer and Svoboda, 1985 
Tboil277.5KN/AMcKenna, Tartar, et al., 1953Uncertainty assigned by TRC = 0.3 K; TRC
Tboil277.65KN/AGrosse, 1937Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Ttriple179.47KN/AEgan and Kemp, 1938Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Deltavap23.24kJ/molN/AMajer and Svoboda, 1985 
Deltavap23.kJ/molCAdams, Carson, et al., 1966ALS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
23.912276.71N/AEgan and Kemp, 1938, 2P = 101.325 kPA; DH
23.91276.6N/AMajer and Svoboda, 1985 
25.2262.N/ABeersmans and Jungers, 2010Based on data from 203. - 277. K.; AC
24.6281.A,EStephenson and Malanowski, 1987Based on data from 201. - 296. K. See also Li and Rossini, 1961.; AC
25.8238.N/AKudchadker, Kudchadker, et al., 1979Based on data from 223. - 278. K.; AC
23.9 ± 0.3276.66VEgan and Kemp, 1938, 3ALS
25.3263.N/AEgan and Kemp, 1938, 2Based on data from 203. - 278. K.; AC

Entropy of vaporization

DeltavapS (J/mol*K) Temperature (K) Reference Comment
86.42276.71Egan and Kemp, 1938, 2P; 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
203. - 276.84.268741069.708-25.771Beersmans and Jungers, 1947Coefficents calculated by NIST from author's data.

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
5.98179.5Domalski and Hearing, 1996See also Kafarov, Dorokhov, et al., 1987.; AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
2.72173.8Domalski and Hearing, 1996CAL
33.3179.5

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.473173.78crystaline, IIcrystaline, IEgan and Kemp, 1938, 2DH
5.979179.47crystaline, IliquidEgan and Kemp, 1938, 2DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
2.72173.78crystaline, IIcrystaline, IEgan and Kemp, 1938, 2DH
33.3179.47crystaline, IliquidEgan and Kemp, 1938, 2DH

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.

Farchan Laboratories, 1990
Farchan Laboratories, Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [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]

McKenna, Tartar, et al., 1953
McKenna, F.E.; Tartar, H.V.; Lingafelter, E.C., Studies of hemiacetal formation in alcohol - aldehyde systems: II refraction studies, J. Am. Chem. Soc., 1953, 75, 604-7. [all data]

Grosse, 1937
Grosse, A.V., Refractive Indices at Low Temperatures, J. Am. Chem. Soc., 1937, 59, 2739-41. [all data]

Egan and Kemp, 1938
Egan, C.J.; Kemp, J.D., Methyl Bromide. The Heat Capacity, Vapor Pressure, Heats of Trans- ition, Fusion and Vaporization. Entropy and Density of the Gas, J. Am. Chem. Soc., 1938, 60, 2097. [all data]

Adams, Carson, et al., 1966
Adams, G.P.; Carson, A.S.; Laye, P.G., Thermochemistry of reductions caused by lithium aluminium hydride. Part 4.-Heat of formation of methyl bromide, Trans. Faraday Soc., 1966, 62, 1447-1449. [all data]

Egan and Kemp, 1938, 2
Egan, C.J.; Kemp, J.D., Methyl bromide. The heat capacity, vapor pressure, heats of transition, fusion and vaporization. Entropy and density of the gas, J. Am. Chem. Soc., 1938, 60, 2097-2101. [all data]

Beersmans and Jungers, 2010
Beersmans, J.; Jungers, J.C., Synthèse et Étude des Chlorure, Bromure et Iodure de Deutérométhyle, Bull. Soc. Chim. Belges, 2010, 56, 5-8, 238-250, https://doi.org/10.1002/bscb.19470560506 . [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]

Li and Rossini, 1961
Li, J.C.M.; Rossini, F.D., Vapor Pressures and Boiling Points of the l-Fluoroalkanes, l-Chloroalkanes, l-Bromoalkanes, and l-Iodoalkanes, C 1 to C 20 ., J. Chem. Eng. Data, 1961, 6, 2, 268-270, https://doi.org/10.1021/je60010a025 . [all data]

Kudchadker, Kudchadker, et al., 1979
Kudchadker, A.P.; Kudchadker, S.A.; Shukla, R.P.; Patnaik, P.R., Vapor pressures and boiling points of selected halomethanes, J. Phys. Chem. Ref. Data, 1979, 8, 2, 499, https://doi.org/10.1063/1.555600 . [all data]

Egan and Kemp, 1938, 3
Egan, C.J.; Kemp, J.D., Methyl bromide. The heat capacity, vapor pressure, heats of transition, fusion and vaporization. Entropy and density of the gas, J. Am. Chem. Soc., 1938, 60, 2097-21. [all data]

Beersmans and Jungers, 1947
Beersmans, J.; Jungers, J.C., Synthese et Etude des Chlorure, Bromure et Iodure de Deuteromethyle, Bull. Soc. Chim. Belg., 1947, 56, 5-8, 238-250, https://doi.org/10.1002/bscb.19470560506 . [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]

Kafarov, Dorokhov, et al., 1987
Kafarov, V.V.; Dorokhov, I.N.; Vetokhin, V.N.; Volkov, L.P., Dokl. Phys. Chem., 1987, 298, 77. [all data]


Notes

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