Ethane, hexachloro-
- Formula: C2Cl6
- Molecular weight: 236.739
- IUPAC Standard InChIKey: VHHHONWQHHHLTI-UHFFFAOYSA-N
- CAS Registry Number: 67-72-1
- 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: Avlothane; Carbon hexachloride; Distokal; Distopan; Distopin; Egitol; Falkitol; Fasciolin; Hexachlorethane; Hexachloroethane; Hexachloroethylene; Mottenhexe; Perchloroethane; Phenohep; CCl3CCl3; Ethane hexachloride; Ethylene hexachloride; 1,1,1,2,2,2-Hexachloroethane; Hexachlor-aethan; NCI-C04604; NA 9037; Rcra waste number U131; C2Cl6; Ethane, 1,1,1,2,2,2-hexachloro-; Fron 110; NSC 9224
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Phase change data
Go To: Top, Gas phase ion energetics data, Gas Chromatography, 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
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 |
---|---|---|---|---|---|
Tboil | 458. | K | N/A | Lecat, 1927 | Uncertainty assigned by TRC = 1. K; TRC |
Tboil | 458. | K | N/A | Lecat, 1926 | Uncertainty assigned by TRC = 1. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 458. ± 4. | K | AVG | N/A | Average of 7 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 51. ± 2.3 | kJ/mol | Review | Manion, 2002 | estimated from Tb using DvH/Tb correlation for other chloroethanes; DRB |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 59.0 ± 0.8 | kJ/mol | V | Ivin and Dainton, 1947 | ALS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
40.3 | 475. | A | Stephenson and Malanowski, 1987 | Based on data from 460. to 513. K.; AC |
51.2 | 360. | A | Stephenson and Malanowski, 1987 | Based on data from 345. to 460. K. See also Dykyj, 1970.; AC |
53.7 | 320. | N/A | Stull, 1947 | Based on data from 305. to 458. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
305.9 to 458.8 | 4.21123 | 1626.945 | -76.102 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
58.9 | 331. | N/A | Stephenson and Malanowski, 1987 | Based on data from 317. to 345. K.; AC |
50.5 | 335. to 453. | N/A | Lee, 1935 | AC |
59.0 | 310. | GS,A | Nelson, 1930 | Based on data from 288. to 333. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
9.75 | 458. | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
8.07 | 318. | Domalski and Hearing, 1996 | CAL |
23.83 | 345. | ||
21.29 | 458. |
Temperature of phase transition
Ttrs (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|
454. | crystaline, I | liquid | Murrill and Breed, 1970 | DH |
Enthalpy of phase transition
ΔHtrs (kJ/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
2.100 | 316.8 | crystaline, III | crystaline, II | Petropavlov, Tsygankova, et al., 1988 | DH |
6.300 | 345.0 | crystaline, II | crystaline, I | Petropavlov, Tsygankova, et al., 1988 | DH |
2.644 | 317.4 | crystaline, III | crystaline, II | Rakhmenkulov, Gutov, et al., 1975 | DH |
6.916 | 344.6 | crystaline, II | crystaline, I | Rakhmenkulov, Gutov, et al., 1975 | DH |
2.605 | 320. | crystaline, III | crystaline, II | Murrill and Breed, 1970 | DH |
6.310 | 345. | crystaline, II | crystaline, I | Murrill and Breed, 1970 | DH |
2.565 | 318. | crystaline, III | crystaline, II | Seki and Momotani, 1950 | DH |
8.222 | 345. | crystaline, II | crystaline, I | Seki and Momotani, 1950 | DH |
9.749 | 458. | crystaline, I | liquid | Seki and Momotani, 1950 | DH |
Entropy of phase transition
ΔStrs (J/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
6.6 | 316.8 | crystaline, III | crystaline, II | Petropavlov, Tsygankova, et al., 1988 | DH |
18.3 | 345.0 | crystaline, II | crystaline, I | Petropavlov, Tsygankova, et al., 1988 | DH |
8.33 | 317.4 | crystaline, III | crystaline, II | Rakhmenkulov, Gutov, et al., 1975 | DH |
20.1 | 344.6 | crystaline, II | crystaline, I | Rakhmenkulov, Gutov, et al., 1975 | DH |
8.16 | 320. | crystaline, III | crystaline, II | Murrill and Breed, 1970 | DH |
18.32 | 345. | crystaline, II | crystaline, I | Murrill and Breed, 1970 | DH |
8.08 | 318. | crystaline, III | crystaline, II | Seki and Momotani, 1950 | DH |
23.8 | 345. | crystaline, II | crystaline, I | Seki and Momotani, 1950 | DH |
23.0 | 458. | crystaline, I | liquid | Seki and Momotani, 1950 | DH |
Gas phase ion energetics data
Go To: Top, Phase change data, Gas Chromatography, 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
1.479 ± 0.095 | SI | Gaines, Kay, et al., 1966 | The Magnetron method, lacking mass analysis, is not considered reliable. G3MP2B3 calculations indicate an EA of ca. 1.1 eV.; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
11.1 | PE | Kimura, Katsumata, et al., 1981 | LLK |
11.22 | PE | Kimura, Katsumata, et al., 1981 | Vertical value; LLK |
11.22 | PE | Katsumata and Kimura, 1975 | Vertical value; LLK |
Gas Chromatography
Go To: Top, Phase change 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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | OV-1 | 100. | 1068. | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | OV-1 | 125. | 1081. | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | OV-1 | 75. | 1053. | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | SP-1000 | 100. | 1444.17 | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | SP-1000 | 125. | 1461.57 | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | SP-1000 | 75. | 1426.53 | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Petrocol DH | 1058. | White, Hackett, et al., 1992 | 100. m/0.25 mm/0.5 μm, He, 1. K/min; Tstart: 30. C; Tend: 220. C |
Packed | SE-30 | 1057.8 | Zilka and Matucha, 1978 | Ar, Chromaton N-AW-DMCS, 8. K/min; Column length: 2. m; Tstart: 40. C |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-101 | 1062. | Zenkevich, Eliseenkov, et al., 2011 | 25. m/0.20 mm/0.25 μm, Nitrogen, 6. K/min; Tstart: 40. C; Tend: 220. C |
Capillary | HP-1 | 1070. | Boatright and Crum, 1997 | 30. m/0.25 mm/0.1 μm, He, 50. C @ 2. min, 5. K/min, 300. C @ 3. min |
Capillary | HP-1 | 1070. | Boatright and Crum, 1997 | 30. m/0.25 mm/0.1 μm, He, 50. C @ 2. min, 5. K/min, 300. C @ 3. min |
Capillary | Ultra-1 | 1056. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
Capillary | SE-54 | 1064. | Harland, Cumming, et al., 1986 | He, 50. C @ 2. min, 8. K/min, 250. C @ 12. min; Column length: 25. m; Column diameter: 0.32 mm |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Methyl Silicone | 1062. | Zenkevich, 2001 | Program: not specified |
Capillary | OV-1 | 1055. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 1055. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 1057. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Capillary | OV-1 | 1085. | Ramsey and Flanagan, 1982 | Program: not specified |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Superox 0.6; Carbowax 20M | 1400. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Capillary | Carbowax 400, Carbowax 20M, Carbowax 1540, Carbowax 4000, Superox 06, PEG 20M, etc. | 1400. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Lee's RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 176.0 | Donnelly, Abdel-Hamid, et al., 1993 | 30. m/0.32 mm/0.25 μm, He, 40. C @ 3. min, 8. K/min, 285. C @ 29.5 min |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lecat, 1927
Lecat, M.,
New binary azeotropes: 7th list,
Ann. Soc. Sci. Bruxelles, Ser. B, 1927, 47, 108-14. [all data]
Lecat, 1926
Lecat, M.,
New binary azeotropes: 3rd list,
Ann. Soc. Sci. Bruxelles, Ser. B, 1926, 45, 284-94. [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]
Ivin and Dainton, 1947
Ivin, K.J.; Dainton, F.S.,
The vapour pressures, latent heats of sublimation and transition points of solid hexachloroethane,
Trans. Faraday Soc., 1947, 43, 32. [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]
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]
Lee, 1935
Lee, P.J.V.D.,
«65533»ber den Dampfdruck des Hexachlor«65533»thans,
Z. Anorg. Allg. Chem., 1935, 223, 3, 213-216, https://doi.org/10.1002/zaac.19352230304
. [all data]
Nelson, 1930
Nelson, O.A.,
Vapor Pressures of Fumigants,
Ind. Eng. Chem., 1930, 22, 9, 971-972, https://doi.org/10.1021/ie50249a020
. [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]
Murrill and Breed, 1970
Murrill, E.; Breed, L.W.,
Solid-solid phase transitions determined by differental scanning calorimetry Part II. Octahedral substances,
Thermochim. Acta, 1970, 1, 409-414. [all data]
Petropavlov, Tsygankova, et al., 1988
Petropavlov, N.N.; Tsygankova, I.G.; Teslenko, L.A.,
Microcalorimetric investigation of polymorphic transitions in organic crystals,
Sov. Phys. Crystallogr., 1988, 33(6), 853-855. [all data]
Rakhmenkulov, Gutov, et al., 1975
Rakhmenkulov, S.S.; Gutov, S.A.; Paukov, I.E.,
The heat capacity of hexachloroethane in the temperature range 13.7-360 K and the temperatures and enthalpies of its phase transition,
Zhur. Fiz. Khim., 1975, 49, 2722. [all data]
Seki and Momotani, 1950
Seki, S.; Momotani, M.,
Heats of transition of hexachloroethane,
Bull. Chem. Soc. Japan, 1950, 23, 30-31. [all data]
Gaines, Kay, et al., 1966
Gaines, A.F.; Kay, J.; Page, F.M.,
Determination of Electron Affinities. Part 8. - CCl4, CHCl3, and CH2Cl2,
Trans. Farad. Soc., 1966, 62, 874, https://doi.org/10.1039/tf9666200874
. [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]
Katsumata and Kimura, 1975
Katsumata, S.; Kimura, K.,
Photoelectron spectra and sum rule consideration. Effect of chlorine substitution on ionization energies for chloroethanes, chloroacetaldehydes and chloroacetyl chlorides,
J. Electron Spectrosc. Relat. Phenom., 1975, 6, 309. [all data]
Castello and Gerbino, 1988
Castello, G.; Gerbino, T.C.,
Effect of Temperature on the Gas Chromatographic Separation of Halogenated Compounds on Polar and Non-Polar Stationary Phases,
J. Chromatogr., 1988, 437, 33-45, https://doi.org/10.1016/S0021-9673(00)90369-8
. [all data]
White, Hackett, et al., 1992
White, C.M.; Hackett, J.; Anderson, R.R.; Kail, S.; Spock, P.S.,
Linear temperature programmed retention indices of gasoline range hydrocarbons and chlorinated hydrocarbons on cross-linked polydimethylsiloxane,
J. Hi. Res. Chromatogr., 1992, 15, 2, 105-120, https://doi.org/10.1002/jhrc.1240150211
. [all data]
Zilka and Matucha, 1978
Zilka, L.; Matucha, M.,
Gas chromatographic analysis of chlorinated ethanes,
J. Chromatogr., 1978, 148, 1, 229-235, https://doi.org/10.1016/S0021-9673(00)99342-7
. [all data]
Zenkevich, Eliseenkov, et al., 2011
Zenkevich, I.G.; Eliseenkov, E.V.; Kasatochkin, A.N.; Ukolov, A.I.,
Identification of the products of nonregioselective organic reactions by chromatography - mass spectrometry: chloro derivatives of dialkyl ethers,
Rus. J. Anal. Chem., 2011, 66, 14, 1445-1454, https://doi.org/10.1134/S1061934811140218
. [all data]
Boatright and Crum, 1997
Boatright, W.L.; Crum, A.D.,
Nonpolar-volatile lipids from soy protein isolates and hexane-defatted flakes,
J. Amer. Oil Chem. Soc., 1997, 74, 4, 461-467, https://doi.org/10.1007/s11746-997-0107-z
. [all data]
Okumura, 1991
Okumura, T.,
retention indices of environmental chemicals on methyl silicone capillary column,
Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333
. [all data]
Harland, Cumming, et al., 1986
Harland, B.J.; Cumming, R.I.; Gillings, E.,
The Kovats indexes of some organic micropollutants on an SE54 capillary column,
EUR, I Org. Micropollut. Aquat. Environ., 1986, EUR 10388, 123-127. [all data]
Zenkevich, 2001
Zenkevich, I.G.,
Comparative Characterization of Conditions for Unambuguous Chromatographic Identification of Organic Compounds,
Zh. Anal. Khim., 2001, 56, 9, 915-924. [all data]
Waggott and Davies, 1984
Waggott, A.; Davies, I.W.,
Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]
Ramsey and Flanagan, 1982
Ramsey, J.D.; Flanagan, R.J.,
Detection and Identification of Volatile Organic Compounds in Blood by Headspace Gas Chromatography as an Aid to the Diagnosis of Solvent Abuse,
J. Chromatogr., 1982, 240, 2, 423-444, https://doi.org/10.1016/S0021-9673(00)99622-5
. [all data]
Donnelly, Abdel-Hamid, et al., 1993
Donnelly, J.R.; Abdel-Hamid, M.S.; Jeter, J.L.; Gurka, D.F.,
Application of gas chromatographic retention properties to the identification of environmental contaminants,
J. Chromatogr., 1993, 642, 1-2, 409-415, https://doi.org/10.1016/0021-9673(93)80106-I
. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
EA Electron affinity Tboil Boiling point Tfus Fusion (melting) point Ttrs Temperature of phase transition ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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