Ethane, pentachloro-

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Gas 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

Quantity Value Units Method Reference Comment
Δfgas-155.9 ± 4.3kJ/molReviewManion, 2002derived from recommended ΔfHliquid° and ΔvapH°; DRB
Δfgas-145.kJ/molCmKirkbride, 1956ALS

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-203. ± 4.kJ/molReviewManion, 2002weighted average of several measurements; DRB
Δfliquid-191.kJ/molCmKirkbride, 1956ALS
Quantity Value Units Method Reference Comment
Δcliquid-862.3 ± 8.4kJ/molCcbSmith, Bjellerup, et al., 1953Reanalyzed by Cox and Pilcher, 1970, Original value = -860. ± 10. kJ/mol; ALS

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
196.2298.Kurbatov, 1948T = 16 to 154°C, mean Cp, three temperatures.; 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil435.2KN/AWeast and Grasselli, 1989BS
Tboil435.KN/AEwell and Welch, 1941Uncertainty assigned by TRC = 1. K; TRC
Tboil434.65KN/AEarp and Glasstone, 1935Uncertainty assigned by TRC = 1. K; TRC
Tboil435.10KN/ALecat, 1926Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Tfus243.5KN/AVan de Vloed, 1939Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Δvap47.4 ± 1.5kJ/molReviewManion, 2002estimated from Tb using DvH/Tb correlation for other chloroethanes; DRB

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
342.20.049Weast and Grasselli, 1989BS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
40.9289.AStephenson and Malanowski, 1987Based on data from 274. to 434. K.; AC
45.5313.N/ANelson, 1930Based on data from 298. to 435. 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
298.3 to 435.43.767641342.271-76.644Nelson, 1930Coefficents 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:


Reaction 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:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C2Cl5- + Hydrogen cation = Ethane, pentachloro-

By formula: C2Cl5- + H+ = C2HCl5

Quantity Value Units Method Reference Comment
Δr1559. ± 10.kJ/molD-EAGaines, Kay, et al., 1966gas phase; The Magnetron method, lacking mass analysis, is not considered reliable. G3MP2B3 calculations indicate an EA of ca. 3.2 eV; B

Ethane, pentachloro- = Tetrachloroethylene + Hydrogen chloride

By formula: C2HCl5 = C2Cl4 + HCl

Quantity Value Units Method Reference Comment
Δr45.1 ± 4.5kJ/molEqkLevanova, Bushneva, et al., 1979liquid phase; GC; ALS
Δr39.kJ/molEqkLevanova, Bushneva, et al., 1979gas phase; ALS

H2CaO2 + 2Ethane, pentachloro- = CaCl2 + 2Tetrachloroethylene + 2Water

By formula: H2CaO2 + 2C2HCl5 = CaCl2 + 2C2Cl4 + 2H2O

Quantity Value Units Method Reference Comment
Δr-181.6kJ/molCmKirkbride, 1956liquid phase; ALS

Chlorine + Trichloroethylene = Ethane, pentachloro-

By formula: Cl2 + C2HCl3 = C2HCl5

Quantity Value Units Method Reference Comment
Δr-151.kJ/molCmKirkbride, 1956liquid phase; ALS

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry 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]

Kirkbride, 1956
Kirkbride, F.W., The heats of chlorination of some hydrocarbons and their chloro-derivatives, J. Appl. Chem., 1956, 6, 11-21. [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]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Kurbatov, 1948
Kurbatov, V.Ya., Heat capacity of liquids. 2. Heat capacity and the temperature dependence of heat capacity from halogen derivatives of acylic hydrocarbons, Zh. Obshch. Kim., 1948, 18, 372-389. [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]

Ewell and Welch, 1941
Ewell, R.H.; Welch, L.M., Maximum Boiling Mixtures of chloroparaffins with Donor Liquids, J. Am. Chem. Soc., 1941, 63, 2475. [all data]

Earp and Glasstone, 1935
Earp, D.P.; Glasstone, S., Dielectric polarisation and molecular-compound formation in solution, J. Chem. Soc., 1935, 1935, 1709. [all data]

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

Van de Vloed, 1939
Van de Vloed, A., Bull. Soc. Chim. Belg., 1939, 48, 229. [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]

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]

Gaines, Kay, et al., 1966
Gaines, A.F.; Kay, J.; Page, F.M., Determination of Electron Affinities. Part 8. - CCl4, CHCl3, and CH2Cl2, Trans. Farad. Soc., 1966, 62, 874, https://doi.org/10.1039/tf9666200874 . [all data]

Levanova, Bushneva, et al., 1979
Levanova, s.V.; Bushneva, I.I.; Rodova, R.M.; Rozhnov, A.M.; Treger, Yu.A.; Aprelkin, A.S., Thermodynamic stability of chloroethanes in dehydrochlorination reactions, J. Appl. Chem. USSR, 1979, 52, 1439-1442. [all data]


Notes

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