Propane, 2,2-dichloro-

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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas-42.23kcal/molEqkShevtsova, Rozhnov, et al., 1970Heat of Dehydrochlorination at 392 K
Δfgas-41.4 ± 2.1kcal/molCcbSmith, Bjellerup, et al., 1953Heat of formation derived by Cox and Pilcher, 1970

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:
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-49.2 ± 2.0kcal/molCcbSmith, Bjellerup, et al., 1953Heat of formation derived by Cox and Pilcher, 1970; ALS
Quantity Value Units Method Reference Comment
Δcliquid-449.2 ± 2.0kcal/molCcbSmith, Bjellerup, et al., 1953Reanalyzed by Cox and Pilcher, 1970, Original value = -448. ± 2. kcal/mol; ALS

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
36.19270.Van Miltenburg, 1972T = 137 to 267 K.; 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
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
Tboil342.4 ± 0.5KAVGN/AAverage of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus240.2KN/ASilver and Rudman, 1970Crystal phase 1 phase; Uncertainty assigned by TRC = 1. K; Temp. for cryst. of liquid to C1 was 226.7 K; TRC
Tfus238.8KN/ATurkevich and Smyth, 1940Crystal phase 1 phase; Uncertainty assigned by TRC = 0.4 K; TRC
Tfus238.5KN/AVan de Vloed, 1939Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
Ttriple239.25KN/Avan Miltenburg, 1972Crystal phase 1 phase; Uncertainty assigned by TRC = 0.05 K; TRC
Quantity Value Units Method Reference Comment
Δvap7.67kcal/molAVarushchenko, Loseva, et al., 1987Based on data from 295. to 340. K. See also Basarová and Svoboda, 1991.; AC
Δvap7.8 ± 0.3kcal/molESmith, Bjellerup, et al., 1953Heat of formation derived by Cox and Pilcher, 1970; ALS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
7.93282.AStephenson and Malanowski, 1987Based on data from 267. to 378. K. See also Dykyj, 1970.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
2.39239.6Kobashi and Oguni, 1999AC
0.559239.3Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
7.60188.Domalski and Hearing, 1996CAL
2.30239.3

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
1.429188.crystaline, IIcrystaline, IVan Miltenburg, 1972Temperature not certain; give explicitly as 184.8 K and in table as 188 K.; DH
0.5595239.25crystaline, IliquidVan Miltenburg, 1972DH

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
7.60188.crystaline, IIcrystaline, IVan Miltenburg, 1972Temperature; DH
2.3239.25crystaline, IliquidVan Miltenburg, 1972DH

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, Gas phase thermochemistry data, 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.

Shevtsova, Rozhnov, et al., 1970
Shevtsova, L.A.; Rozhnov, A.M.; Andreevskii, D.N., Equilibrium Dehydrochlorination of 2,2-dichloropropane, Russ. J. Phys. Chem. (Engl. Transl.), 1970, 44, 852-855. [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]

Van Miltenburg, 1972
Van Miltenburg, J.C., Construction of an adiabatic calorimeter. Thermodynamic properties of standard n-heptane from 155 to 270K and of 2,2-dichloropropane from 135 to 270K, J. Chem. Thermodynam., 1972, 4, 773-782. [all data]

Silver and Rudman, 1970
Silver, L.; Rudman, R., Polymorphism of the Crystalline Methylchloromethane Compounds. A Differential Scanning Calorimetric Study, J. Phys. Chem., 1970, 74, 3134-9. [all data]

Turkevich and Smyth, 1940
Turkevich, A.; Smyth, C.P., Molecular Rotation and Polymorphism in the Methyl Chloromethanes, J. Am. Chem. Soc., 1940, 62, 2468-74. [all data]

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

van Miltenburg, 1972
van Miltenburg, J.C., Construction of an adiabatic calorimeter. Thermodynamic properties of stan- dard n-heptane from 155 to 270 K and of 2,2-dichloropropane from 135 to 270 K., J. Chem. Thermodyn., 1972, 4, 773-82. [all data]

Varushchenko, Loseva, et al., 1987
Varushchenko, R.M.; Loseva, O.L.; Druzhinina, A.I., Zh. Fiz. Khim., 1987, 61, 31. [all data]

Basarová and Svoboda, 1991
Basarová, Pavlína; Svoboda, Václav, Calculation of heats of vaporization of halogenated hydrocarbons from saturated vapour pressure data, Fluid Phase Equilibria, 1991, 68, 13-34, https://doi.org/10.1016/0378-3812(91)85008-I . [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]

Kobashi and Oguni, 1999
Kobashi, Kazuhisa; Oguni, Masaharu, Thermodynamic Consideration on a Series of Compounds (CH 3 ) n CCl 4- n : Correlation between Molecular Sphericity, Configurational Order/Disorder, and Molecular Packing in Plastically Crystalline and Liquid Phases, J. Phys. Chem. B, 1999, 103, 36, 7687-7694, https://doi.org/10.1021/jp990578z . [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]


Notes

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