Trichloroethylene
- Formula: C2HCl3
- Molecular weight: 131.388
- IUPAC Standard InChIKey: XSTXAVWGXDQKEL-UHFFFAOYSA-N
- CAS Registry Number: 79-01-6
- 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. - Other names: Ethene, trichloro-; Ethylene, trichloro-; Algylen; Anamenth; Chlorilen; Chlorylen; Chorylen; Densinfluat; Ethinyl trichloride; Ethylene trichloride; Fluate; Gemalgene; Germalgene; Narcogen; Narkogen; Narkosoid; Threthylen; Threthylene; Trethylene; Tri; Tri-Clene; Trichloran; Trichloren; Trichloroethene; Trielene; Trilen; Trilene; Trimar; Westrosol; 1,1,2-Trichloroethene; C2HCl3; Acetylene trichloride; 1-Chloro-2,2-dichloroethylene; 1,1-Dichloro-2-chloroethylene; 1,1,2-Trichloroethylene; Benzinol; Blacosolv; Blancosolv; Cecolene; Chlorylea; Circosolv; Crawhaspol; Dow-tri; Dukeron; Fleck-flip; Flock FLIP; Lanadin; Lethurin; NCI-C04546; Nialk; Perm-A-chlor; Perm-A-clor; Petzinol; Philex; RCRA Waste number U228; TCE; Triad; Trial; Triasol; Trichlooretheen; Trichloorethyleen, tri; Trichloraethen; Trichloraethylen, tri; Trichlorethene; Trichlorethylene; Trichlorethylene, tri; 1,2,2-Trichloroethylene; Tricloretene; Tricloroetilene; Trielin; Trielina; Trieline; Triklone; Triline; Triol; Tri-plus; Tri-plus M; UN 1710; Vestrol; Vitran; Distillex DS2; Ethene, 1,1,2-trichloro-; R 1120; Triklone N
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -4.2 ± 0.5 | kcal/mol | Review | Manion, 2002 | derived from recommended ΔfHliquid° and ΔvapH°; DRB |
ΔfH°gas | -4.57 ± 0.72 | kcal/mol | Ccr | Papina and Kolesov, 1985 | ALS |
ΔfH°gas | -1.4 | kcal/mol | Cm | Kirkbride, 1956 | ALS |
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 |
---|---|---|---|---|---|
ΔfH°liquid | -12.5 ± 0.7 | kcal/mol | Review | Manion, 2002 | weighted average of several measurements; DRB |
ΔfH°liquid | -12.7 ± 0.72 | kcal/mol | Ccr | Papina and Kolesov, 1985 | ALS |
ΔfH°liquid | -9.7 | kcal/mol | Cm | Kirkbride, 1956 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -226.5 ± 0.69 | kcal/mol | Ccr | Papina and Kolesov, 1985 | ALS |
ΔcH°liquid | -228.6 ± 2.0 | kcal/mol | Ccb | Smith, Bjellerup, et al., 1953 | Reanalyzed by Cox and Pilcher, 1970, Original value = -230. ± 2. kcal/mol; ALS |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
28.70 | 298. | Kurbatov, 1948 | T = 12 to 80°C, mean Cp, three temperatures.; DH |
29.80 | 298. | Trew and Watkins, 1933 | DH |
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 by: 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
By formula: C2H2Cl4 = HCl + C2HCl3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 10.5 | kcal/mol | Eqk | Levanova, Bushneva, et al., 1979 | gas phase |
ΔrH° | 10.85 | kcal/mol | Eqk | Levanova, Bushneva, et al., 1976 | liquid phase; At 333 K |
By formula: C2H2Cl4 = HCl + C2HCl3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 13.2 | kcal/mol | Eqk | Levanova, Bushneva, et al., 1979 | liquid phase |
ΔrH° | 10.7 | kcal/mol | Eqk | Levanova, Bushneva, et al., 1979 | gas phase |
By formula: H2CaO2 + 2C2H2Cl4 = CaCl2 + 2H2O + 2C2HCl3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -36. | kcal/mol | Cm | Kirkbride, 1956 | liquid phase |
By formula: Cl2 + C2HCl3 = C2HCl5
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -36.2 | kcal/mol | Cm | Kirkbride, 1956 | liquid phase |
Gas phase ion energetics 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 evaluated as indicated in comments:
L - Sharon G. Lias
Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 9.46 ± 0.02 | eV | N/A | N/A | L |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.40 ± 0.22 | TDAs | Chen, Wiley, et al., 1994 | B |
0.29999 | ECD | Wiley, Chen, et al., 1991 | B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.68 | PE | Kimura, Katsumata, et al., 1981 | LLK |
9.48 | PE | Lake and Thompson, 1970 | RDSH |
9.45 ± 0.01 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
9.45 | PI | Bralsford, Harris, et al., 1960 | RDSH |
9.47 ± 0.01 | PI | Watanabe, 1957 | RDSH |
9.6 | PE | Von Niessen, Asbrink, et al., 1982 | Vertical value; LBLHLM |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics 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]
Papina and Kolesov, 1985
Papina, T.S.; Kolesov, V.P.,
Standard enthalpy of formation of trichloroethylene,
Russ. J. Phys. Chem. (Engl. Transl.), 1985, 59, 1289-1291. [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]
Trew and Watkins, 1933
Trew, V.C.G.; Watkins, G.M.C.,
Some physical properties of mixtures of certain organic liquids,
Trans. Faraday Soc., 1933, 29, 1310-1318. [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]
Levanova, Bushneva, et al., 1976
Levanova, S.V.; Bushneva, L.I.; Rodova, R.M.; Rozhnov, A.M.; Treger, Yu.A.,
Liquid-phase dehydrochlorination of asymmetric tetrachloroethane,
Zh. Fiz. Khim., 1976, 50, 2701-2702. [all data]
Chen, Wiley, et al., 1994
Chen, E.C.M.; Wiley, J.R.; Batten, C.F.; Wentworth, W.E.,
Determination of the Electron Affinities of Molecules Using Negative Ion Mass Spectrometry,
J. Phys. Chem., 1994, 98, 1, 88, https://doi.org/10.1021/j100052a016
. [all data]
Wiley, Chen, et al., 1991
Wiley, J.R.; Chen, E.C.M.; Chen, E.S.D.; Richardson, P.; Reed, W.R.; Wentworth, W.E.,
The Determination of Absolute Electron Affinities of Chlorobenzenes, Chloronaphthalenes and Chlorinated Biphenyls from Reduction Potentials,
J. Electroanal. Chem. Interfac., 1991, 307, 1-2, 169, https://doi.org/10.1016/0022-0728(91)85546-2
. [all data]
Kimura, Katsumata, et al., 1981
Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S.,
Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules
in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]
Lake and Thompson, 1970
Lake, R.F.; Thompson, H.,
Photoelectron spectra of halogenated ethylenes,
Proc. Roy. Soc. (London), 1970, A315, 323. [all data]
Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J.,
Ionization potentials of some molecules,
J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]
Bralsford, Harris, et al., 1960
Bralsford, R.; Harris, P.V.; Price, W.C.,
The effect of fluorine on the electronic spectra and ionization potentials of molecules,
Proc. Roy. Soc. (London), 1960, A258, 459. [all data]
Watanabe, 1957
Watanabe, K.,
Ionization potentials of some molecules,
J. Chem. Phys., 1957, 26, 542. [all data]
Von Niessen, Asbrink, et al., 1982
Von Niessen, W.; Asbrink, L.; Bieri, G.,
30.4 nm He(II) Photoelectron spectra of organic molecules. Part VI. Halogeno-compounds (C,H,X: X = Cl, Br, I),
J. Electron Spectrosc. Relat. Phenom., 1982, 26, 173. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid EA Electron affinity IE (evaluated) Recommended ionization energy 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 ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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