Ethane, pentachloro-
- Formula: C2HCl5
- Molecular weight: 202.294
- IUPAC Standard InChIKey: BNIXVQGCZULYKV-UHFFFAOYSA-N
- CAS Registry Number: 76-01-7
- 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: Pentachloroethane; Pentalin; CHCl2CCl3; Ethane pentachloride; NCI-C53894; Pentachloorethaan; Pentachloraethan; Pentachlorethane; Pentacloroetano; Rcra waste number U184; UN 1669; Pentaline; Ethane, 1,1,1,2,2-pentachloro-
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Gas 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -37.3 ± 1.0 | kcal/mol | Review | Manion, 2002 | derived from recommended ΔfHliquid° and ΔvapH°; DRB |
ΔfH°gas | -34.7 | kcal/mol | Cm | Kirkbride, 1956 | ALS |
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 as indicated in comments:
B - John E. Bartmess
ALS - 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
C2Cl5- + =
By formula: C2Cl5- + H+ = C2HCl5
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 372.6 ± 2.5 | kcal/mol | D-EA | Gaines, Kay, et al., 1966 | gas phase; The Magnetron method, lacking mass analysis, is not considered reliable. G3MP2B3 calculations indicate an EA of ca. 3.2 eV; B |
By formula: C2HCl5 = C2Cl4 + HCl
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 10.8 ± 1.1 | kcal/mol | Eqk | Levanova, Bushneva, et al., 1979 | liquid phase; GC; ALS |
ΔrH° | 9.3 | kcal/mol | Eqk | Levanova, Bushneva, et al., 1979 | gas phase; ALS |
By formula: H2CaO2 + 2C2HCl5 = CaCl2 + 2C2Cl4 + 2H2O
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -43.40 | kcal/mol | Cm | Kirkbride, 1956 | liquid phase; ALS |
By formula: Cl2 + C2HCl3 = C2HCl5
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -36.2 | kcal/mol | Cm | Kirkbride, 1956 | liquid phase; ALS |
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 compiled as indicated in comments:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
11.0 | PE | Katsumata and Kimura, 1975 | LLK |
11.28 | PE | Katsumata and Kimura, 1975 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CCl3+ | 11.5 ± 0.1 | CHCl2 | EI | Harrison and Shannon, 1962 | RDSH |
De-protonation reactions
C2Cl5- + =
By formula: C2Cl5- + H+ = C2HCl5
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 372.6 ± 2.5 | kcal/mol | D-EA | Gaines, Kay, et al., 1966 | gas phase; The Magnetron method, lacking mass analysis, is not considered reliable. G3MP2B3 calculations indicate an EA of ca. 3.2 eV; B |
Gas Chromatography
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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: 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. | 965. | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | OV-1 | 125. | 978. | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | OV-1 | 75. | 957. | 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 | 125. | 1454.62 | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | SP-1000 | 75. | 1431.59 | 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 | 951. | 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 | 963.2 | 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 | 953. | Zenkevich, Eliseenkov, et al., 2011 | 25. m/0.20 mm/0.25 μm, Nitrogen, 6. K/min; Tstart: 40. C; Tend: 220. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Polydimethyl siloxanes | 953. | Zenkevich, Eliseenkov, et al., 2006 | Program: not specified |
Capillary | Methyl Silicone | 953. | Zenkevich, 2001 | Program: not specified |
Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 950. | 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. | 965. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
References
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry 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.
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]
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]
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]
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]
Harrison and Shannon, 1962
Harrison, A.G.; Shannon, T.W.,
An electron impact study of chloromethyl and dichloromethyl derivatives,
Can. J. Chem., 1962, 40, 1730. [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]
Zenkevich, Eliseenkov, et al., 2006
Zenkevich, I.G.; Eliseenkov, E.V.; Kasatochkin, A.N.,
Application of Retention Indices in GC-MS Identification of Halogenated Organic Compounds,
Mass Spectromery (Rus.), 2006, 3, 2, 131-140. [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]
Notes
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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