Trichloromethane
- Formula: CHCl3
- Molecular weight: 119.378
- IUPAC Standard InChIKey: HEDRZPFGACZZDS-UHFFFAOYSA-N
- CAS Registry Number: 67-66-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Isotopologues:
- Other names: Chloroform; Freon 20; Methane, trichloro-; R 20; Trichloroform; CHCl3; Formyl trichloride; Methane trichloride; Methenyl trichloride; Methyl trichloride; Chloroforme; Cloroformio; NCI-C02686; R 20 (refrigerant); Trichloormethaan; Trichlormethan; Triclorometano; Rcra waste number U044; UN 1888; NSC 77361; F 20
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, References, Notes
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.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -103.18 | kJ/mol | Review | Chase, 1998 | Data last reviewed in December, 1968 |
ΔfH°gas | -102.9 ± 2.5 | kJ/mol | Review | Manion, 2002 | derived from recommended ΔfHliquid° and ΔvapH°; DRB |
Quantity | Value | Units | Method | Reference | Comment |
S°gas,1 bar | 295.61 | J/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1968 |
Gas Phase Heat Capacity (Shomate Equation)
Cp° = A + B*t + C*t2 + D*t3 +
E/t2
H° − H°298.15= A*t + B*t2/2 +
C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 −
E/(2*t2) + G
Cp = heat capacity (J/mol*K)
H° = standard enthalpy (kJ/mol)
S° = standard entropy (J/mol*K)
t = temperature (K) / 1000.
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Temperature (K) | 298. to 1200. | 1200. to 6000. |
---|---|---|
A | 44.24706 | 101.4762 |
B | 114.6734 | 3.429756 |
C | -88.81837 | -0.657348 |
D | 25.89992 | 0.043707 |
E | -0.522808 | -9.348019 |
F | -122.4891 | -155.8000 |
G | 315.7451 | 387.1556 |
H | -103.1770 | -103.1770 |
Reference | Chase, 1998 | Chase, 1998 |
Comment | Data last reviewed in December, 1968 | Data last reviewed in December, 1968 |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Phase change data, References, Notes
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 |
---|---|---|---|---|---|
ΔfH°liquid | -134.1 ± 2.5 | kJ/mol | Review | Manion, 2002 | adopted combustion calorimetry data of Hu and Sinke, 1969 with increased uncertainty to reflect other data; DRB |
ΔfH°liquid | -134.3 | kJ/mol | Ccr | Hu and Sinke, 1969, 2 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -473.21 | kJ/mol | Ccr | Hu and Sinke, 1969, 2 | ALS |
ΔcH°liquid | -474.0 ± 8.4 | kJ/mol | Ccb | Smith, Bjellerup, et al., 1953 | Reanalyzed by Cox and Pilcher, 1970, Original value = -473. ± 8. kJ/mol; ALS |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
114.25 | 298.15 | Grolier, Roux-Desgranges, et al., 1993 | DH |
113.2 | 298.15 | Shehatta, 1993 | DH |
114.32 | 298.15 | Barta, Kooner, et al., 1989 | DH |
114.35 | 298.15 | Barta, Kooner, et al., 1989, 2 | DH |
115.5 | 298.15 | Petrov, Peshekhodov, et al., 1989 | T = 258.15, 278.15, 298.15, 318.15 K.; DH |
113.85 | 298.15 | Grolier, Roux-Desgranges, et al., 1987 | DH |
115.5 | 298.15 | Al'per, Peshekhodov, et al., 1986 | DH |
113.73 | 298.15 | Hepler, Kooner, et al., 1985 | DH |
114.26 | 298.15 | Inglese, Castagnolo, et al., 1981 | DH |
116.2 | 293. | Rastorguev and Ganiev, 1967 | T = 293 to 333 K.; DH |
113.4 | 300. | Harrison and Moelwyn-Hughes, 1957 | T = 243 to 303 K.; DH |
114.0 | 303.2 | Harrison and Moelwyn-Hughes, 1957 | T = 245 to 303 K. Unsmoothed experimental datum.; DH |
114.18 | 298. | Staveley, Tupman, et al., 1955 | T = 284 to 329 K.; DH |
117.1 | 298. | Kurbatov, 1948 | T = -52 to 51°C. Mean Cp, four temperatures.; DH |
139.7 | 303.6 | Phillip, 1939 | DH |
113.0 | 298.1 | Richards and Wallace, 1932 | T = 293 to 323 K.; DH |
115.5 | 293.2 | Williams and Daniels, 1925 | T = 20 to 50°C.; DH |
116.7 | 303. | Willams and Daniels, 1924 | T = 295 to 315 K. Equation only.; DH |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References, Notes
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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 334.3 ± 0.2 | K | AVG | N/A | Average of 36 out of 37 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 210. ± 2. | K | AVG | N/A | Average of 14 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 209.61 | K | N/A | Stull, 1937 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 537. ± 2. | K | AVG | N/A | Average of 6 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 53.2868 | bar | N/A | Campbell and Chatterjee, 1969 | Uncertainty assigned by TRC = 0.1013 bar; TRC |
Pc | 53.2868 | bar | N/A | Campbell and Chatterjee, 1968 | Uncertainty assigned by TRC = 0.0607 bar; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 4.11 | mol/l | N/A | Campbell and Chatterjee, 1969 | Uncertainty assigned by TRC = 0.03 mol/l; TRC |
ρc | 3.84 | mol/l | N/A | Campbell and Chatterjee, 1968 | Uncertainty assigned by TRC = 0.02 mol/l; TRC |
ρc | 4.15 | mol/l | N/A | Herz and Neukirch, 1923 | Uncertainty assigned by TRC = 0.02 mol/l; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 31.4 | kJ/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 31.32 ± 0.08 | kJ/mol | Review | Manion, 2002 | weighted average of several measurements plus a correction for non-ideality; DRB |
ΔvapH° | 31.1 | kJ/mol | C | Majer, Sváb, et al., 1980 | AC |
ΔvapH° | 30.5 ± 0.42 | kJ/mol | V | Mathews, 1926 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 29.4 ± 0.2 kJ/mol; ALS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
29.24 | 334.3 | N/A | Majer and Svoboda, 1985 | |
30.8 | 321. | N/A | Chen, Wang, et al., 1995 | Based on data from 306. to 427. K.; AC |
31.8 | 254. | A | Stephenson and Malanowski, 1987 | Based on data from 227. to 269. K.; AC |
30.4 | 348. | A | Stephenson and Malanowski, 1987 | Based on data from 333. to 416. K.; AC |
28.9 | 425. | A | Stephenson and Malanowski, 1987 | Based on data from 410. to 481. K.; AC |
30.1 | 494. | A | Stephenson and Malanowski, 1987 | Based on data from 479. to 523. K.; AC |
32.5 | 275. | EB | Boublík and Aim, 1972 | Based on data from 260. to 333. K.; AC |
35.0 | 230. | N/A | Stull, 1947 | Based on data from 215. to 334. K.; AC |
30.9 | 320. | N/A | Scatchard and Raymond, 1938 | Based on data from 308. to 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 |
---|---|---|---|---|---|
215. to 334.4 | 4.20772 | 1233.129 | -40.953 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
334.4 to 527. | 4.56992 | 1486.455 | -8.612 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
8.8 | 209.6 | Acree, 1991 | AC |
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.
Chase, 1998
Chase, M.W., Jr.,
NIST-JANAF Themochemical Tables, Fourth Edition,
J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [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]
Hu and Sinke, 1969
Hu, A.T.; Sinke, G.C.,
Combustion calorimetry of some chlorinated organic compounds,
J. Chem. Thermodyn., 1969, 1, 6, 507, https://doi.org/10.1016/0021-9614(69)90010-X
. [all data]
Hu and Sinke, 1969, 2
Hu, A.T.; Sinke, G.C.,
Combustion calorimetry of some chlorinated organic compounds,
J. Chem. Thermodyn., 1969, 1, 507-513. [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]
Grolier, Roux-Desgranges, et al., 1993
Grolier, J.-P.E.; Roux-Desgranges, G.; Berkane, M.; Jimenez, E.; Wilhelm, E.,
Heat capacities and densities of mixtures of very polar substances 2. Mixtures containing N,N-dimethylformamide,
J. Chem. Thermodynam., 1993, 25(1), 41-50. [all data]
Shehatta, 1993
Shehatta, I.,
Heat capacity at constant pressure of some halogen compounds,
Thermochim. Acta, 1993, 213, 1-10. [all data]
Barta, Kooner, et al., 1989
Barta, L.; Kooner, Z.S.; Hepler, L.G.; Roux-Desgranges, G.; Grolier, J.-P.E.,
Thermodynamics of complex formation in chloroform and 1,4-dioxane,
Can. J. Chem., 1989, 67, 1225-1229. [all data]
Barta, Kooner, et al., 1989, 2
Barta, L.; Kooner, Z.S.; Hepler, L.G.; Roux-Desgranges, G.; Grolier, J.-P.E.,
Thermal and volumetric properties of chloroform dimethylsulfoxide: Thermodynamic analysis using the ideal associated solution model,
J. Solution Chem., 1989, 18(7), 663-673. [all data]
Petrov, Peshekhodov, et al., 1989
Petrov, A.N.; Peshekhodov, P.B.; Al'per, G.A.,
Heat capacity of non-aqueous solutions of non-electrolyts with N,N-dimethylformamide as a base, Sbornik Nauch. Trud., Termodin. Rast. neelect., Ivanovo,
Inst. nevod. rast., 1989, Akad. [all data]
Grolier, Roux-Desgranges, et al., 1987
Grolier, J.-P.E.; Roux-Desgranges, G.; Kooner, Z.S.; Smith, J.F.; Hepler, L.G.,
Thermal and volumetric properties of chloroform + benzene mixtures and the ideal associated solution model of complex formation,
J. Solution Chem., 1987, 16, 745-752. [all data]
Al'per, Peshekhodov, et al., 1986
Al'per, G.A.; Peshekhodov, P.B.; Nikiforov, M.Yu.; Petrov, A.N.; Krestov, G.A.,
Specific heats and features of the intermolecular interactions in the system chloroform-acetone,
Zhur. Obshchei Khim., 1986, 56(8), 1688-1691. [all data]
Hepler, Kooner, et al., 1985
Hepler, L.G.; Kooner, Z.S.; Roux-Desgranges, G.; Grolier, J.-P.E.,
Thermal and volumetric properties of chloroform + triethylamine mixtures and the ideal associated solution model of complex formation,
J. Solution Chem., 1985, 14(8), 579-594. [all data]
Inglese, Castagnolo, et al., 1981
Inglese, A.; Castagnolo, M.; Dell'Atti, A.; DeGiglio, A.,
Thermochim. Acta, 1981, 77-87. [all data]
Rastorguev and Ganiev, 1967
Rastorguev, Yu.L.; Ganiev, Yu.A.,
Study of the heat capacity of selected solvents,
Izv. Vyssh. Uchebn. Zaved. Neft Gaz. 10, 1967, No.1, 79-82. [all data]
Harrison and Moelwyn-Hughes, 1957
Harrison, D.; Moelwyn-Hughes, E.A.,
The heat capacities of certain liquids,
Proc. Roy. Soc. (London), 1957, A239, 230-246. [all data]
Staveley, Tupman, et al., 1955
Staveley, L.A.K.; Tupman, W.I.; Hart, K.R.,
Some thermodynamice properties of the systems benzene + ethylene dichloride, benzene + carbon tetrachloride, acetone + chloroform, and acetone + carbon disulphide,
Trans. Faraday Soc., 1955, 51, 323-342. [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]
Phillip, 1939
Phillip, N.M.,
Adiabatic and isothermal compressibilities of liquids,
Proc. Indian Acad. Sci., 1939, A9, 109-120. [all data]
Richards and Wallace, 1932
Richards, W.T.; Wallace, J.H., Jr.,
The specific heats of five organic liquids from their adiabatic temperature-pressure coefficients,
J. Am. Chem. Soc., 1932, 54, 2705-2713. [all data]
Williams and Daniels, 1925
Williams, J.W.; Daniels, F.,
The specific heats of binary mixtures,
J. Am. Chem. Soc., 1925, 47, 1490-1503. [all data]
Willams and Daniels, 1924
Willams, J.W.; Daniels, F.,
The specific heats of certain organic liquids at elevated temperatures,
J. Am. Chem. Soc., 1924, 46, 903-917. [all data]
Stull, 1937
Stull, D.R.,
A Semi-micro Calorimeter for Measuring Heat Capacities at Low Temp.,
J. Am. Chem. Soc., 1937, 59, 2726. [all data]
Campbell and Chatterjee, 1969
Campbell, A.N.; Chatterjee, R.M.,
The critical constants and orthobaric densities of acetone, chloroform benzene, and carbon tetrachloride,
Can. J. Chem., 1969, 47, 3893-8. [all data]
Campbell and Chatterjee, 1968
Campbell, A.N.; Chatterjee, R.M.,
Orthobaric Data of Certain Pure Liquids in the Neighborhood of the Critical Point,
Can. J. Chem., 1968, 46, 575-81. [all data]
Herz and Neukirch, 1923
Herz, W.; Neukirch, E.,
On Knowldge of the Critical State,
Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1923, 104, 433-50. [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]
Majer, Sváb, et al., 1980
Majer, V.; Sváb, L.; Svoboda, V.,
Enthalpies of vaporization and cohesive energies for a group of chlorinated hydrocarbons,
The Journal of Chemical Thermodynamics, 1980, 12, 9, 843-847, https://doi.org/10.1016/0021-9614(80)90028-2
. [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]
Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P.,
Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]
Chen, Wang, et al., 1995
Chen, Geng-Hua; Wang, Qi; Ma, Zhong-Min; Yan, Xin-Huan; Han, Shi-Jun,
Phase equilibria at superatmospheric pressures for systems containing halohydrocarbon, aromatic hydrocarbon, and alcohol,
J. Chem. Eng. Data, 1995, 40, 2, 361-366, https://doi.org/10.1021/je00018a003
. [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]
Boublík and Aim, 1972
Boublík, T.; Aim, K.,
Heats of vaporization of simple non-spherical molecule compounds,
Collect. Czech. Chem. Commun., 1972, 37, 11, 3513-3521, https://doi.org/10.1135/cccc19723513
. [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]
Scatchard and Raymond, 1938
Scatchard, George; Raymond, C.L.,
Vapor---Liquid Equilibrium. II. Chloroform---Ethanol Mixtures at 35, 45 and 55°,
J. Am. Chem. Soc., 1938, 60, 6, 1278-1287, https://doi.org/10.1021/ja01273a002
. [all data]
Acree, 1991
Acree, William E.,
Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation,
Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Pc Critical pressure S°gas,1 bar Entropy of gas at standard conditions (1 bar) Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point Ttriple Triple point temperature ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔfusH Enthalpy of fusion ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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