1,1'-Biphenyl, 2,2',3,3',5,5',6-heptachloro-
- Formula: C12H3Cl7
- Molecular weight: 395.323
- IUPAC Standard InChI: InChI=1S/C12H3Cl7/c13-4-1-5(10(17)6(14)2-4)9-11(18)7(15)3-8(16)12(9)19/h1-3H
- IUPAC Standard InChIKey: WCIBKXHMIXUQHK-UHFFFAOYSA-N
- CAS Registry Number: 52663-67-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: 2,2',3,3',5,5',6-Heptachloro-1,1'-biphenyl; PCB 178; 2,2',3,3',5,5',6-Heptachlorobiphenyl
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Phase change 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: William E. Acree, Jr., James S. Chickos
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Reference |
|---|---|---|
| 4.85 | 395.4 | Acree, 1991 |
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
Normal alkane RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | Apiezon L | 180. | 2361. | Ballschmiter and Zell, 1980 | H2; Column length: 40. m; Column diameter: 0.30 mm |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SPB-1 | 2332. | Nakano, Tsuji, et al., 1987 | 30. m/0.25 mm/0.25 μm, 4. K/min; Tstart: 130. C; Tend: 280. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Apolane | 2364. | Bush, Murphy, et al., 1985 | He; Column length: 50. m; Column diameter: 0.25 mm; Program: 70 0C (2 min) 10 0C/min (6 min) 2 0C/min -> 250 0C |
| Capillary | Apiezon L | 2359. | Ballschmiter and Zell, 1980 | H2; Column length: 40. m; Column diameter: 0.30 mm; Program: not specified |
References
Go To: Top, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Acree, 1991
Acree, William E.,
Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation,
Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H
. [all data]
Ballschmiter and Zell, 1980
Ballschmiter, K.; Zell, M.,
Analysis of polychlorinated biphenyls (PCB) by glass capillary gas chromatography,
Fresenius Z. Anal. Chem., 1980, 302, 1, 20-31, https://doi.org/10.1007/BF00469758
. [all data]
Nakano, Tsuji, et al., 1987
Nakano, T.; Tsuji, M.; Okuno, T.,
Analytical methods for PCB using GC/ECD and GC/MS with capillary column,
Report of the Environmental Science Institute of Hyoho Prefecture, 1987, 19, 57-62. [all data]
Bush, Murphy, et al., 1985
Bush, B.; Murphy, M.J.; Connor, S.; Snow, J.; Barnard, E.,
Improvements in Glass Capillary Gas Chromatographic Polychlorobiphenyl Analysis,
J. Chromatogr. Sci., 1985, 23, 11, 509-515, https://doi.org/10.1093/chromsci/23.11.509
. [all data]
Notes
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- Symbols used in this document:
ΔfusH Enthalpy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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