Benzene, pentachloro-
- Formula: C6HCl5
- Molecular weight: 250.337
- IUPAC Standard InChIKey: CEOCDNVZRAIOQZ-UHFFFAOYSA-N
- CAS Registry Number: 608-93-5
- 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. - Other names: Pentachlorobenzene; 1,2,3,4,5-Pentachlorobenzene; QCB; PCP; Rcra waste number U183
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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -40.0 ± 8.7 | kJ/mol | Ccb | Platonov, Simulin, et al., 1985 |
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: John E. Bartmess
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
C6Cl5- + =
By formula: C6Cl5- + H+ = C6HCl5
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1486. ± 8.8 | kJ/mol | G+TS | Schlosser, Marzi, et al., 2001 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1454. ± 8.4 | kJ/mol | IMRE | Schlosser, Marzi, et al., 2001 | gas phase |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry 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:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.729 ± 0.087 | IMRE | Knighton, Bognar, et al., 1995 | B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.8 | PE | Ruscic, Klasinc, et al., 1981 | LLK |
9.21 ± 0.03 | PE | Ruscic, Klasinc, et al., 1981 | Vertical value; LLK |
9.11 | PE | Streets and Ceasar, 1973 | Vertical value; LLK |
De-protonation reactions
C6Cl5- + =
By formula: C6Cl5- + H+ = C6HCl5
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1486. ± 8.8 | kJ/mol | G+TS | Schlosser, Marzi, et al., 2001 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1454. ± 8.4 | kJ/mol | IMRE | Schlosser, Marzi, et al., 2001 | gas phase; B |
Gas Chromatography
Go To: Top, Gas 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 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 |
---|---|---|---|---|---|
Capillary | SE-30 | 160. | 1527.4 | Santiuste, Harangi, et al., 2003 | |
Capillary | HP-5 | 120. | 1514.4 | Santiuste, Harangi, et al., 2003 | |
Capillary | HP-5 | 120. | 1514.4 | Santiuste J.M. and Takacs J.M., 2003 | 60. m/0.25 mm/0.25 μm, N2 |
Capillary | HP-5 | 140. | 1523.2 | Santiuste J.M. and Takacs J.M., 2003 | 60. m/0.25 mm/0.25 μm, N2 |
Capillary | DB-5 | 110. | 1505.24 | Gerbino, Garbarino, et al., 1996 | 30. m/0.53 mm/1.5 μm, N2 |
Capillary | DB-5 | 70. | 1466.57 | Gerbino, Garbarino, et al., 1996 | 30. m/0.53 mm/1.5 μm, N2 |
Capillary | DB-5 | 90. | 1484.65 | Gerbino, Garbarino, et al., 1996 | 30. m/0.53 mm/1.5 μm, N2 |
Capillary | SE-30 | 160. | 1496. | Evans and Haken, 1989 | Column length: 25. m; Column diameter: 0.32 mm |
Capillary | SE-30 | 160. | 1525. | Tarjan, Nyiredy, et al., 1989 | |
Capillary | SE-30 | 120. | 1496. | Haken and Korhonene, 1983 | N2; Column length: 25. m; Column diameter: 0.22 mm |
Capillary | SE-30 | 140. | 1505. | Haken and Korhonene, 1983 | N2; Column length: 25. m; Column diameter: 0.22 mm |
Capillary | SE-30 | 160. | 1525. | Haken and Korhonene, 1983 | N2; Column length: 25. m; Column diameter: 0.22 mm |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | ZB-Wax | 120. | 1998.1 | Pérez-Parajón, Santiuste, et al., 2004 | 60. m/0.25 mm/0.25 μm |
Capillary | ZB-Wax | 140. | 2026.2 | Pérez-Parajón, Santiuste, et al., 2004 | 60. m/0.25 mm/0.25 μm |
Capillary | ZB-Wax | 160. | 2059.8 | Pérez-Parajón, Santiuste, et al., 2004 | 60. m/0.25 mm/0.25 μm |
Capillary | Carbowax 20M | 160. | 1999. | Haken and Korhonene, 1983 | N2; Column length: 22. m; Column diameter: 0.3 mm |
Capillary | Carbowax 20M | 180. | 2027. | Haken and Korhonene, 1983 | N2; Column length: 22. m; Column diameter: 0.3 mm |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 1487.83 | Gerbino, Garbarino, et al., 1996 | 30. m/0.53 mm/1.5 μm, N2, 2. K/min; Tstart: 50. C |
Capillary | DB-5 | 1502.28 | Gerbino, Garbarino, et al., 1996 | 30. m/0.53 mm/1.5 μm, N2, 2. K/min; Tstart: 50. C |
Capillary | DB-5 | 1510.54 | Gerbino, Garbarino, et al., 1996 | 30. m/0.53 mm/1.5 μm, N2, 2. K/min; Tstart: 50. C |
Capillary | DB-1 | 1504. | Gerbino and Castello, 1995 | 30. m/0.235 mm/0.25 μm, N2, 100. C @ 0. min, 10. K/min |
Capillary | DB-1 | 1492. | Gerbino and Castello, 1995 | 30. m/0.235 mm/0.25 μm, N2, 100. C @ 0. min, 5. K/min |
Capillary | DB-1 | 1496. | Gerbino and Castello, 1995 | 30. m/0.235 mm/0.25 μm, N2, 50. C @ 0. min, 10. K/min |
Capillary | DB-1 | 1483. | Gerbino and Castello, 1995 | 30. m/0.235 mm/0.25 μm, N2, 50. C @ 0. min, 5. K/min |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 2061.39 | Gerbino and Castello, 1995 | 30. m/0.235 mm/0.5 μm, N2, 10. K/min; Tstart: 100. C |
Capillary | DB-Wax | 2037.50 | Gerbino and Castello, 1995 | 30. m/0.235 mm/0.5 μm, N2, 5. K/min; Tstart: 100. C |
Capillary | DB-Wax | 2056.73 | Gerbino and Castello, 1995 | 30. m/0.235 mm/0.5 μm, N2, 10. K/min; Tstart: 50. C |
Capillary | DB-Wax | 2028.86 | Gerbino and Castello, 1995 | 30. m/0.235 mm/0.5 μm, N2, 5. K/min; Tstart: 50. C |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 | 1509. | Zenkevich, Moeder, et al., 2004 | 30. m/0.25 mm/0.25 μm, Helium, 50. C @ 3. min, 3. K/min, 280. C @ 20. min |
Capillary | Ultra-1 | 1478. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Methyl Silicone | 1496. | Yu and Zazhi, 2005 | Program: not specified |
Capillary | CP Sil 2 | 1546. | Fuhrer, Deissler, et al., 1997 | 55. m/0.25 mm/0.25 μm, N2; Program: 40C(3min) => 20C/min => 80C => 2C/min => 240C(45min) |
Capillary | Polydimethyl siloxanes | 1501. | Zenkevich and Chupalov, 1996 | Program: not specified |
Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 1504. | 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 | HP5-MS | 262. | Vrana, Paschke, et al., 2005 | 30. m/0.25 mm/0.25 μm, Helium, 50. C @ 5. min, 5. K/min, 280. C @ 10. min |
Capillary | DB-5MS | 260.10 | Chen, Keeran, et al., 2002 | 30. m/0.25 mm/0.5 μm, 40. C @ 1. min, 10. K/min; Tend: 310. C |
Capillary | DB-5MS | 260.09 | Chen, Keeran, et al., 2002 | 30. m/0.25 mm/0.5 μm, 40. C @ 1. min, 4. K/min; Tend: 310. C |
Capillary | DB-5 | 255.626 | Tong, Shore, et al., 1984 | He, 80. C @ 1. min, 3. K/min, 300. C @ 10. min; Column length: 30. m; Column diameter: 0.32 mm |
Capillary | DB-5 | 254.8 | Viau, Studak, et al., 1984 | Helium, 4. K/min; Column length: 30. m; Column diameter: 0.32 mm; Tstart: 90. C; Tend: 250. C |
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.
Platonov, Simulin, et al., 1985
Platonov, V.A.; Simulin, Yu.N.; Rozenberg, M.M.,
Standard heat of formation of pentachlorobenzene. Calculation of ΔHc°(g) and ΔEs°(g) of polychlorobenzenes by the Tatevskii method,
Russ. J. Phys. Chem. (Engl. Transl.), 1985, 59, 814-817. [all data]
Schlosser, Marzi, et al., 2001
Schlosser, M.; Marzi, E.; Cottet, F.; Buker, H.H.; Nibbering, N.M.M.,
The acidity of chloro-substituted benzenes: A comparison of gas phase, ab initio, and kinetic data,
Chem. Eur. J., 2001, 7, 16, 3511-3516, https://doi.org/10.1002/1521-3765(20010817)7:16<3511::AID-CHEM3511>3.0.CO;2-U
. [all data]
Knighton, Bognar, et al., 1995
Knighton, W.B.; Bognar, J.A.; Grimsrud, E.P.,
Reactions of Selected Molecular Anions with Oxygen,
J. Mass Spectrom., 1995, 30, 4, 557, https://doi.org/10.1002/jms.1190300406
. [all data]
Ruscic, Klasinc, et al., 1981
Ruscic, B.; Klasinc, L.; Wolf, A.; Knop, J.V.,
Photoelectron spectra of and Ab initio calculations on chlorobenzenes. 2. Trichlorobenzenes, tetrachlorobenzenes, and pentachlorobenzene,
J. Phys. Chem., 1981, 85, 1490. [all data]
Streets and Ceasar, 1973
Streets, D.G.; Ceasar, G.P.,
Inductive mesomeric effects on the π orbitals of halobenzenes,
Mol. Phys., 1973, 26, 1037. [all data]
Santiuste, Harangi, et al., 2003
Santiuste, J.M.; Harangi, J.; Takács, J.M.,
Mosaic increments for predicting the gas chromatographic retention data of the chlorobenzenes,
J. Chromatogr. A, 2003, 1002, 1-2, 155-168, https://doi.org/10.1016/S0021-9673(03)00736-2
. [all data]
Santiuste J.M. and Takacs J.M., 2003
Santiuste J.M.; Takacs J.M.,
Relationships between retention data of benzene and chlorobenzenes with their physico-chemical properties and topological indices,
Chromatographia, 2003, 58, 87-96. [all data]
Gerbino, Garbarino, et al., 1996
Gerbino, T.C.; Garbarino, G.; Petit-Bon, P.,
Programmed temperature retention indices: calculation of linear programmed temperature retention indices of halogenated benzenes from isothermal data,
Ann. Chim. (Rome), 1996, 86, 63-75. [all data]
Evans and Haken, 1989
Evans, M.B.; Haken, J.K.,
Dispersion and selectivity indices in gas chromatography. IV. Chlorinated aromatic compounds,
J. Chromatogr., 1989, 468, 373-382, https://doi.org/10.1016/S0021-9673(00)96332-5
. [all data]
Tarjan, Nyiredy, et al., 1989
Tarjan, G.; Nyiredy, Sz.; Gyor, M.; Lombosi, E.R.; Lombosi, T.S.; Budahegyi, M.V.; Meszaros, S.Y.; Takacs, J.M.,
Review. Thirtieth Anniversary of the Retention Index According to Kovats in Gas-Liquid Chromatography,
J. Chromatogr., 1989, 472, 1-92, https://doi.org/10.1016/S0021-9673(00)94099-8
. [all data]
Haken and Korhonene, 1983
Haken, J.K.; Korhonene, I.O.O.,
Retention increments of isomeric chlorobenzenes,
J. Chromatogr., 1983, 265, 323-327, https://doi.org/10.1016/S0021-9673(01)96727-5
. [all data]
Pérez-Parajón, Santiuste, et al., 2004
Pérez-Parajón, J.M.; Santiuste, J.M.; Takács, J.M.,
Sensitivity of the methylbenzenes and chlorobenzenes retention index to column temperature, stationary phase polarity, and number and chemical nature of substituents,
J. Chromatogr. A, 2004, 1048, 2, 223-232, https://doi.org/10.1016/j.chroma.2004.07.028
. [all data]
Gerbino and Castello, 1995
Gerbino, T.C.; Castello, G.,
Prediction of programmed temperature retention indices on capillary columns of different polarities,
J. Chromatogr. A, 1995, 699, 1-2, 161-171, https://doi.org/10.1016/0021-9673(95)00024-H
. [all data]
Zenkevich, Moeder, et al., 2004
Zenkevich, I.G.; Moeder, M.; Koeller, G.; Schrader, S.,
Using new structurally related additive schemes in the precalculation of gas chromatographic retention indices of polychlorinated hydroxybiphenyls on HP-5 stationary phase,
J. Chromatogr. A, 2004, 1025, 2, 227-236, https://doi.org/10.1016/j.chroma.2003.10.106
. [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]
Yu and Zazhi, 2005
Yu, H.; Zazhi, J.,
Relationship between chromatogram retention index and toxicity of chlorinated phenols and chlorinated benzenes to Guppy,
J. Enviropn. Health (Chinese), 2005, 22, 6, 441-444. [all data]
Fuhrer, Deissler, et al., 1997
Fuhrer, U.; Deissler, A.; Schreitmuller, J.; Ballschmiter, K.,
Analysis of Halogenated Methoxybenzenes and Hexachlorobenzene (HCB) in the Picogram m-3 Range in Marine Air,
Chromatographia, 1997, 45, 1, 414-427, https://doi.org/10.1007/BF02505594
. [all data]
Zenkevich and Chupalov, 1996
Zenkevich, I.G.; Chupalov, A.A.,
New Possibilities of Chromato Mass Pectrometric Identification of Organic Compounds Using Increments of Gas Chromatographic Retention Indices of Molecular Structural Fragments,
Zh. Org. Khim. (Rus.), 1996, 32, 5, 656-666. [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]
Vrana, Paschke, et al., 2005
Vrana, B.; Paschke, H.; Paschke, A.; Popp, P.; Schuurmann, G.,
Performance of semipermeable membrane devices for sampling of organic contaminants in groun water,
J. Envirom. Monit., 2005, 7, 5, 500-508, https://doi.org/10.1039/b411645c
. [all data]
Chen, Keeran, et al., 2002
Chen, P.H.; Keeran, W.S.; Van Ausdale, W.A.; Schindler, D.R.; Roberts, D.W.,
Application of Lee retention indices to the confirmation of tentatively identified compounds from GC/MS analysis of environmental samples, Technical paper, Analytical Services Division, Environmental ScienceEngineering, Inc, PO Box 1703, Gainesville, FL 32602, 2002, 11. [all data]
Tong, Shore, et al., 1984
Tong, H.Y.; Shore, D.L.; Karasek, F.W.; Helland, P.; Jellum, E.,
Identification of organic compounds obtained from incineration of municipal waste by high-performance liquid chromatographic fractionation and gas chromatography-mass spectrometry,
J. Chromatogr., 1984, 285, 423-441, https://doi.org/10.1016/S0021-9673(01)87784-0
. [all data]
Viau, Studak, et al., 1984
Viau, A.C.; Studak, S.M.; Karasek, F.W.,
Comparative analysis of hazardous compounds on flu-ash from municipal waste incineration by gas chromatography / mass spectrometry,
Can. J. Chem., 1984, 62, 11, 2140-2145, https://doi.org/10.1139/v84-366
. [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:
EA Electron affinity ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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