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Chloromethane

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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing
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
Tboil247. ± 10.KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus182.KN/AAwbery, 1941Uncertainty assigned by TRC = 1.5 K; TRC
Tfus175.55KN/ATimmermans, 1921Uncertainty assigned by TRC = 0.4 K; TRC
Tfus176.5KN/ATimmermans, 1911Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Ttriple175.43KN/AMesserly and Aston, 1940Uncertainty assigned by TRC = 0.07 K; from T vs 1/f in a calorimter, Resistance thermomter and thermocouple gave same temperature, temp. scale in previous publication; TRC
Ttriple175.44KN/AMesserly and Aston, 1940Uncertainty assigned by TRC = 0.05 K; from T vs 1/f in adiabatic calorimeter, temp. meas. with resistance thermometer & two thermocouples, temp scale described in previous publication; TRC
Quantity Value Units Method Reference Comment
Ptriple0.008700barN/AMesserly and Aston, 1940Uncertainty assigned by TRC = 0.000013 bar; TRC
Quantity Value Units Method Reference Comment
Tc416. ± 1.KAVGN/AAverage of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Pc67.144barN/AMansoorian, Hall, et al., 1981Uncertainty assigned by TRC = 0.0067 bar; VP measured up to 408 K,; TRC
Pc66.7924barN/AHsu and McKetta, 1964Uncertainty assigned by TRC = 0.0405 bar; TRC
Pc66.80barN/ALeduc, 1909Uncertainty assigned by TRC = 2.0265 bar; TRC
Pc74.00barN/AVincent and Chappuis, 1886Uncertainty assigned by TRC = 3.0398 bar; TRC
Quantity Value Units Method Reference Comment
rhoc7.1895mol/lN/AHsu and McKetta, 1964Uncertainty assigned by TRC = 0.006 mol/l; TRC
rhoc7.33mol/lN/ACentnerszwer, 1904Uncertainty assigned by TRC = 0.1 mol/l; extrapolation of rectilnear diam. to Tc; TRC
Quantity Value Units Method Reference Comment
Deltavap20.5 ± 0.3kJ/molReviewManion, 2002weighted average of several measurements plus a correction for non-ideality; DRB

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
21.535248.94N/AMesserly and Aston, 1940, 2P = 101.325 kPA; DH
22.7235.N/ABeersmans and Jungers, 2010Based on data from 183. - 250. K.; AC
22.0263.N/AGaneff and Jungers, 2010Based on data from 198. - 278. K.; AC
22.0262.AStephenson and Malanowski, 1987Based on data from 247. - 310. K.; AC
21.8383.AStephenson and Malanowski, 1987Based on data from 368. - 416. K.; AC
21.0323.AStephenson and Malanowski, 1987Based on data from 308. - 373. K.; AC
23.5206.N/AThomson, 1946Based on data from 191. - 249. K.; AC
22.6234.N/AMesserly and Aston, 1940, 2Based on data from 192. - 249. K.; AC
20.09293.CYates, 1926ALS
20.1293.CYates, 1926AC

Entropy of vaporization

DeltavapS (J/mol*K) Temperature (K) Reference Comment
86.51248.94Messerly and Aston, 1940, 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
303. - 416.34.918581427.52945.137Hsu and McKetta, 1964Coefficents calculated by NIST from author's data.
198. - 278.4.22507951.561-23.468Ganeff and Jungers, 1948Coefficents calculated by NIST from author's data.
183. - 249.44.15454916.223-28.466Beersmans and Jungers, 1947Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Reference Comment
31.6 ± 0.1151.Bah and Dupont-Pavlovsky, 1995Based on data from 130. - 172. K.; AC

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
6.431175.44Messerly and Aston, 1940, 2DH
6.42174.5Domalski and Hearing, 1996AC

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
36.66175.44Messerly and Aston, 1940, 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.

Awbery, 1941
Awbery, J.H., Philos. Mag., 1941, 31, 247. [all data]

Timmermans, 1921
Timmermans, J., The Freezing Points of Organic Substances IV. New Exp. Determinations, Bull. Soc. Chim. Belg., 1921, 30, 62. [all data]

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

Messerly and Aston, 1940
Messerly, G.H.; Aston, J.G., The Heat Capacity and Entropy, Heats of Fusion and Vaporization and the Vapor Pressure of Methyl Chloride, J. Am. Chem. Soc., 1940, 62, 886-90. [all data]

Mansoorian, Hall, et al., 1981
Mansoorian, H.; Hall, K.R.; Holste, J.C.; Eubank, P.T., The density of gaseous ethane and of fluid methyl chloride and the vapor pressure of methyl chloride, J. Chem. Thermodyn., 1981, 13, 1001-24. [all data]

Hsu and McKetta, 1964
Hsu, C.C.; McKetta, J.J., Pressure-Volume-Temperature Properties of Methyl Chloride, J. Chem. Eng. Data, 1964, 9, 1, 45-51, https://doi.org/10.1021/je60020a014 . [all data]

Leduc, 1909
Leduc, A., Compressibility of gases between 0 atm and 3 atm and at all temperatures, C. R. Hebd. Seances Acad. Sci., 1909, 148, 407. [all data]

Vincent and Chappuis, 1886
Vincent, C.; Chappuis, J., J. Phys. Theor. Appl., 1886, 5, 58. [all data]

Centnerszwer, 1904
Centnerszwer, M., An Application of the Method of Cailletet and Mathias to Determine Critical Volume., Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1904, 49, 199. [all data]

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]

Messerly and Aston, 1940, 2
Messerly, G.H.; Aston, J.G., The heat capacity and entropy, heats of fusion and vaporization and the vapor pressure of methyl chloride, J. Am. Chem. Soc., 1940, 62, 886-890. [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]

Ganeff and Jungers, 2010
Ganeff, Jean M.; Jungers, Joseph C., Tensions de vapeur du système CH3Cl «63743» CH2Cl2, Bull. Soc. Chim. Belges, 2010, 57, 1-3, 82-87, https://doi.org/10.1002/bscb.19480570109 . [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]

Thomson, 1946
Thomson, George Wm., The Antoine Equation for Vapor-pressure Data., Chem. Rev., 1946, 38, 1, 1-39, https://doi.org/10.1021/cr60119a001 . [all data]

Yates, 1926
Yates, G.W.C., LXXIV. Latent heats of vaporization of ethyl and methyl chlorides, Philos. Mag., 1926, 2, 817-826. [all data]

Ganeff and Jungers, 1948
Ganeff, J.M.; Jungers, J.C., Tensions de Vapeur du Systeme CH3Cl - CH2Cl2, Bull. Soc. Chim. Belg., 1948, 57, 1-3, 82-87, https://doi.org/10.1002/bscb.19480570109 . [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]

Bah and Dupont-Pavlovsky, 1995
Bah, A.; Dupont-Pavlovsky, N., Vapor Pressure of Solid Chloromethane, J. Chem. Eng. Data, 1995, 40, 4, 869-870, https://doi.org/10.1021/je00020a028 . [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

Go To: Top, Phase change data, References