Ethane, 1,1,2,2-tetrachloro-
- Formula: C2H2Cl4
- Molecular weight: 167.849
- IUPAC Standard InChIKey: QPFMBZIOSGYJDE-UHFFFAOYSA-N
- CAS Registry Number: 79-34-5
- 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. - Species with the same structure:
- Other names: S-Tetrachloroethane; Acetylene tetrachloride; Bonoform; Cellon; Tetrachloroethane; 1,1,2,2-Tetrachloroethane; (CHCl2)2; NCI-C03554; Tetrachlorethane; Tetrachlorure d'acetylene; 1,1-Dichloro-2,2-dichloroethane; 1,1,2,2-Czterochloroetan; 1,1,2,2-Tetrachloorethaan; 1,1,2,2-Tetrachloraethan; 1,1,2,2-Tetrachlorethane; 1,1,2,2-Tetracloroetano; Rcra waste number U209; sym-Tetrachloroethane; UN 1702; Westron; Acetosol; NSC 60912; Ethane, tetrachloro-
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Reaction 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:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -156.7 ± 3.5 | kJ/mol | Review | Manion, 2002 | derived from recommended ΔfHliquid° and ΔvapH°; DRB |
ΔfH°gas | -155.6 ± 8.4 | kJ/mol | Cm | Kirkbride, 1956 | Reanalyzed by Cox and Pilcher, 1970, Original value = -156. kJ/mol; ALS |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Reaction 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:
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 | -202.4 ± 3.5 | kJ/mol | Review | Manion, 2002 | weighted average of several measurements; DRB |
ΔfH°liquid | -195.4 ± 8.4 | kJ/mol | Cm | Kirkbride, 1956 | Reanalyzed by Cox and Pilcher, 1970, Original value = -199. kJ/mol; ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -972.8 ± 8.4 | kJ/mol | Ccb | Smith, Bjellerup, et al., 1953 | Reanalyzed by Cox and Pilcher, 1970, Original value = -971. ± 8. kJ/mol; ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 244.3 | J/mol*K | N/A | Kosarukina, Kolesov, et al., 1982 | DH |
S°liquid | 247.0 | J/mol*K | N/A | Kosarukina, Kolesov, et al., 1982 | DH |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
168.00 | 298.15 | Wilhelm, Lainez, et al., 1989 | DH |
165.4 | 298.15 | Kosarukina, Kolesov, et al., 1982 | T = 8 to 300 K.; DH |
165.4 | 298.15 | Kosarukina, Kolesov, et al., 1982 | T = 8 to 300 K.; DH |
165.3 | 298. | Kurbatov, 1948 | T = 15 to 145°C, mean Cp four temperatures.; DH |
Reaction thermochemistry 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 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° | 55.2 | kJ/mol | Eqk | Levanova, Bushneva, et al., 1979 | liquid phase |
ΔrH° | 44.8 | kJ/mol | Eqk | Levanova, Bushneva, et al., 1979 | gas phase |
By formula: C2H2Cl2 + Cl2 = C2H2Cl4
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -169. | kJ/mol | Cm | Kirkbride, 1956 | liquid phase; Heat of chlorination |
By formula: H2CaO2 + 2C2H2Cl4 = CaCl2 + 2H2O + 2C2HCl3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -150. | kJ/mol | Cm | Kirkbride, 1956 | liquid phase |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [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]
Kosarukina, Kolesov, et al., 1982
Kosarukina, E.A.; Kolesov, V.P.; Kuramshina, G.M.; Pentin, Yu.A.,
Heat capacity and thermodynamic functions and polymorphism of 1,1,2,
2-tetrachloroethane in the 8 to 300 K range, 1982, Termodin. [all data]
Wilhelm, Lainez, et al., 1989
Wilhelm, E.; Lainez, A.; Grolier, J.-P.E.,
Thermodynamics of (a halogenated ethane or ethene + an n-alkane). VE and CpE of mixtures containing either 1,1,2,2-tetrachloroethane or tetrachloroethene,
Fluid Phase Equilib., 1989, 49, 233-250. [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]
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
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions 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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