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Ethane, iodo-

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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
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil345.5 ± 0.9KAVGN/AAverage of 12 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus162.05KN/ATimmermans and Martin, 1928Uncertainty assigned by TRC = 0.4 K; TRC
Tfus162.3KN/ATimmermans, 1911Uncertainty assigned by TRC = 0.4 K; TRC
Quantity Value Units Method Reference Comment
Deltavap32.05kJ/molN/AMajer and Svoboda, 1985 
Deltavap31.7kJ/molCGCChickos, Hosseini, et al., 1995Based on data from 313. - 353. K.; AC
Deltavap31.9 ± 0.1kJ/molCWadsö, Luoma, et al., 1968AC
Deltavap31.93 ± 0.02kJ/molCWadso, 1968ALS
Deltavap29.8 ± 0.3kJ/molVMathews, 1926ALS

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
29.44345.6N/AMajer and Svoboda, 1985 
33.6264.EStephenson and Malanowski, 1987Based on data from 249. - 369. K. See also Li and Rossini, 1961.; AC
34.7234.N/AStull, 1947Based on data from 219. - 345. K.; AC
32.278.N/AMilazzo, 1944Based on data from 254. - 293. K.; AC
31.7318.N/ASmyth and Engel, 1929Based on data from 303. - 333. K.; AC

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
218.8 - 345.64.085111247.135-39.612Stull, 1947Coefficents calculated by NIST from author's data.
303. - 333.4.013261192.892-48.095Smyth and Engel, 1929Coefficents calculated by NIST from author's data.

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.

Timmermans and Martin, 1928
Timmermans, J.; Martin, F., Study of the Physical Constants of Twenty Organic Compounds of the Physical Constants of Twenty Organic Compounds, J. Chim. Phys. Phys.-Chim. Biol., 1928, 25, 411. [all data]

Timmermans, 1911
Timmermans, J., Researches on the freezing point of organic liquid compounds, Bull. Soc. Chim. Belg., 1911, 25, 300. [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]

Chickos, Hosseini, et al., 1995
Chickos, James S.; Hosseini, Sarah; Hesse, Donald G., Determination of vaporization enthalpies of simple organic molecules by correlations of changes in gas chromatographic net retention times, Thermochimica Acta, 1995, 249, 41-62, https://doi.org/10.1016/0040-6031(95)90670-3 . [all data]

Wadsö, Luoma, et al., 1968
Wadsö, Ingemar; Luoma, Sinikka; Olson, Thomas; Norin, Torbjörn, Heats of Vaporization of Organic Compounds. II. Chlorides, Bromides, and Iodides., Acta Chem. Scand., 1968, 22, 2438-2444, https://doi.org/10.3891/acta.chem.scand.22-2438 . [all data]

Wadso, 1968
Wadso, I., Heats of vaporization of organic compounds II. Chlorides, bromides, and iodides, Acta Chem. Scand., 1968, 22, 2438. [all data]

Mathews, 1926
Mathews, J.H., The accurate measurement of heats of vaporization of liquids, J. Am. Chem. Soc., 1926, 48, 562-576. [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]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Milazzo, 1944
Milazzo, G., Gazz. Chim. Ital., 1944, 74, 49. [all data]

Smyth and Engel, 1929
Smyth, C.P.; Engel, E.W., MOLECULAR ORIENTATION AND THE PARTIAL VAPOR PRESSURES OF BINARY MIXTURES. I. SYSTEMS COMPOSED OF NORMAL LIQUIDS, J. Am. Chem. Soc., 1929, 51, 9, 2646-2660, https://doi.org/10.1021/ja01384a006 . [all data]


Notes

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