Ethane, hexachloro-

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Condensed phase thermochemistry 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:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-199.2 ± 6.1kJ/molReviewManion, 2002derived from recommended ΔfHgas° and ΔvapH°; DRB
Quantity Value Units Method Reference Comment
Δcsolid-727. ± 8.kJ/molCcbSmith, Bjellerup, et al., 1953ALS
Quantity Value Units Method Reference Comment
solid,1 bar237.3J/mol*KN/ARakhmenkulov, Gutov, et al., 1975Entropy estimated at 13 K to be 3.10 J/mol*K.; DH

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
198.24298.15Rakhmenkulov, Gutov, et al., 1975T = 13.7 to 360 K.; DH
218.0298.5Seki and Momotani, 1950T = 295 to 351 K. Unsmoothed experimental datum.; DH

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
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil458.KN/ALecat, 1927Uncertainty assigned by TRC = 1. K; TRC
Tboil458.KN/ALecat, 1926Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Tfus458. ± 4.KAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Δvap51. ± 2.3kJ/molReviewManion, 2002estimated from Tb using DvH/Tb correlation for other chloroethanes; DRB
Quantity Value Units Method Reference Comment
Δsub59.0 ± 0.8kJ/molVIvin and Dainton, 1947ALS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
40.3475.AStephenson and Malanowski, 1987Based on data from 460. to 513. K.; AC
51.2360.AStephenson and Malanowski, 1987Based on data from 345. to 460. K. See also Dykyj, 1970.; AC
53.7320.N/AStull, 1947Based on data from 305. to 458. 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
305.9 to 458.84.211231626.945-76.102Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
58.9331.N/AStephenson and Malanowski, 1987Based on data from 317. to 345. K.; AC
50.5335. to 453.N/ALee, 1935AC
59.0310.GS,ANelson, 1930Based on data from 288. to 333. K.; AC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
9.75458.Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
8.07318.Domalski and Hearing, 1996CAL
23.83345.
21.29458.

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
454.crystaline, IliquidMurrill and Breed, 1970DH

Enthalpy of phase transition

ΔHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
2.100316.8crystaline, IIIcrystaline, IIPetropavlov, Tsygankova, et al., 1988DH
6.300345.0crystaline, IIcrystaline, IPetropavlov, Tsygankova, et al., 1988DH
2.644317.4crystaline, IIIcrystaline, IIRakhmenkulov, Gutov, et al., 1975DH
6.916344.6crystaline, IIcrystaline, IRakhmenkulov, Gutov, et al., 1975DH
2.605320.crystaline, IIIcrystaline, IIMurrill and Breed, 1970DH
6.310345.crystaline, IIcrystaline, IMurrill and Breed, 1970DH
2.565318.crystaline, IIIcrystaline, IISeki and Momotani, 1950DH
8.222345.crystaline, IIcrystaline, ISeki and Momotani, 1950DH
9.749458.crystaline, IliquidSeki and Momotani, 1950DH

Entropy of phase transition

ΔStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
6.6316.8crystaline, IIIcrystaline, IIPetropavlov, Tsygankova, et al., 1988DH
18.3345.0crystaline, IIcrystaline, IPetropavlov, Tsygankova, et al., 1988DH
8.33317.4crystaline, IIIcrystaline, IIRakhmenkulov, Gutov, et al., 1975DH
20.1344.6crystaline, IIcrystaline, IRakhmenkulov, Gutov, et al., 1975DH
8.16320.crystaline, IIIcrystaline, IIMurrill and Breed, 1970DH
18.32345.crystaline, IIcrystaline, IMurrill and Breed, 1970DH
8.08318.crystaline, IIIcrystaline, IISeki and Momotani, 1950DH
23.8345.crystaline, IIcrystaline, ISeki and Momotani, 1950DH
23.0458.crystaline, IliquidSeki and Momotani, 1950DH

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, Condensed phase thermochemistry data, Phase change data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Manion, 2002
Manion, J.A., Evaluated Enthalpies of Formation of the Stable Closed Shell C1 and C2 Chlorinated Hydrocarbons, J. Phys. Chem. Ref. Data, 2002, 31, 1, 123-172, https://doi.org/10.1063/1.1420703 . [all data]

Smith, Bjellerup, et al., 1953
Smith, L.; Bjellerup, L.; Krook, S.; Westermark, H., Heats of combustion of organic chloro compounds determined by the "quartz wool" method, Acta Chem. Scand., 1953, 7, 65. [all data]

Rakhmenkulov, Gutov, et al., 1975
Rakhmenkulov, S.S.; Gutov, S.A.; Paukov, I.E., The heat capacity of hexachloroethane in the temperature range 13.7-360 K and the temperatures and enthalpies of its phase transition, Zhur. Fiz. Khim., 1975, 49, 2722. [all data]

Seki and Momotani, 1950
Seki, S.; Momotani, M., Heats of transition of hexachloroethane, Bull. Chem. Soc. Japan, 1950, 23, 30-31. [all data]

Lecat, 1927
Lecat, M., New binary azeotropes: 7th list, Ann. Soc. Sci. Bruxelles, Ser. B, 1927, 47, 108-14. [all data]

Lecat, 1926
Lecat, M., New binary azeotropes: 3rd list, Ann. Soc. Sci. Bruxelles, Ser. B, 1926, 45, 284-94. [all data]

Ivin and Dainton, 1947
Ivin, K.J.; Dainton, F.S., The vapour pressures, latent heats of sublimation and transition points of solid hexachloroethane, Trans. Faraday Soc., 1947, 43, 32. [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]

Dykyj, 1970
Dykyj, J., Petrochemica, 1970, 10, 2, 51. [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]

Lee, 1935
Lee, P.J.V.D., «65533»ber den Dampfdruck des Hexachlor«65533»thans, Z. Anorg. Allg. Chem., 1935, 223, 3, 213-216, https://doi.org/10.1002/zaac.19352230304 . [all data]

Nelson, 1930
Nelson, O.A., Vapor Pressures of Fumigants, Ind. Eng. Chem., 1930, 22, 9, 971-972, https://doi.org/10.1021/ie50249a020 . [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]

Murrill and Breed, 1970
Murrill, E.; Breed, L.W., Solid-solid phase transitions determined by differental scanning calorimetry Part II. Octahedral substances, Thermochim. Acta, 1970, 1, 409-414. [all data]

Petropavlov, Tsygankova, et al., 1988
Petropavlov, N.N.; Tsygankova, I.G.; Teslenko, L.A., Microcalorimetric investigation of polymorphic transitions in organic crystals, Sov. Phys. Crystallogr., 1988, 33(6), 853-855. [all data]


Notes

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