Dibenzo[b,e][1,4]dioxin, 2,8-dichloro-
- Formula: C12H6Cl2O2
- Molecular weight: 253.081
- IUPAC Standard InChI: InChI=1S/C12H6Cl2O2/c13-7-1-3-9-11(5-7)16-12-6-8(14)2-4-10(12)15-9/h1-6H
- IUPAC Standard InChIKey: WMWJCKBJUQDYLM-UHFFFAOYSA-N
- CAS Registry Number: 38964-22-6
- 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: Dibenzo-p-dioxin, 2,8-dichloro; 2,8-Dichlorodibenzo-p-dioxin
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Phase change data
Go To: Top, Gas phase ion energetics data, Gas Chromatography, NIST Free Links, 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: William E. Acree, Jr., James S. Chickos
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 26.1 | 334. | T | Rordorf, 1989 | Based on data from 305. - 363. K. See also Rordorf, 1986. |
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 by: Sharon G. Lias and Joel F. Liebman
Ionization energy determinations
| IE (eV) | Method | Reference |
|---|---|---|
| 7.802 ± 0.004 | LS | Zimmermann, Boesl, et al., 1995 |
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
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1985. | Donnelly, Munslow, et al., 1987 | 60. m/0.252 mm/0.25 μm, He, 170. C @ 1. min, 2. K/min; Tend: 340. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-5 | 1976. | Korhonen and Mantykoski, 1989 | 25. m/0.20 mm/0.11 μm, He; Program: 100 0C (1 min) 20 0C/min -> 180 0C 5 0C/min -> 290 0C (until elution of the last peak) |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1985. | Zhao and Yu, 2007 | 60. m/0.25 mm/0.25 μm, He, 170. C @ 1. min, 2. K/min; Tend: 340. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1985. | Lin, Liu, et al., 2002 | Program: not specified |
| Capillary | DB-5 | 1996. | Lin, Liu, et al., 2002 | Program: not specified |
| Capillary | DB-5 | 1996. | Lin, Liu, et al., 2002 | Program: not specified |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Gas Chromatography, NIST Free Links, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Rordorf, 1989
Rordorf, Berchtold F.,
Prediction of vapor pressures, boiling points and enthalpies of fusion for twenty-nine halogenated dibenzo-p-dioxins and fifty-five dibenzofurans by a vapor pressure correlation method,
Chemosphere, 1989, 18, 1-6, 783-788, https://doi.org/10.1016/0045-6535(89)90196-3
. [all data]
Rordorf, 1986
Rordorf, Berchtold F.,
Thermal properties of dioxins, furans and related compounds,
Chemosphere, 1986, 15, 9-12, 1325-1332, https://doi.org/10.1016/0045-6535(86)90407-8
. [all data]
Zimmermann, Boesl, et al., 1995
Zimmermann, R.; Boesl, U.; Lenoir, D.; Kettrup, A.; Grebner, T.L.; Neusser, H.J.,
The ionization energies of polychlorinated dibenzo-p-dioxins: new experimental results and theoretical studies,
Int. J. Mass Spectrom. Ion Processes, 1995, 145, 97. [all data]
Donnelly, Munslow, et al., 1987
Donnelly, J.R.; Munslow, W.D.; Mitchum, R.K.; Sovocool, G.W.,
Correlation of structure with rentention index for chlorinated dibenzo-p-dioxins,
J. Chromatogr., 1987, 392, 51-63, https://doi.org/10.1016/S0021-9673(01)94253-0
. [all data]
Korhonen and Mantykoski, 1989
Korhonen, I.O.O.; Mantykoski, K.M.,
Gas-Liquid Chromatographic Analyses. L. Retention, Dispersion and Selectivity Indices of Polychlorinated Dibenzo-p-dioxins and Dibenzofurans,
J. Chromatogr., 1989, 477, 2, 327-336, https://doi.org/10.1016/S0021-9673(01)89641-2
. [all data]
Zhao and Yu, 2007
Zhao, J.-S.; Yu, S.-X.,
Quantitative structure-retention relationship for polychlorinated dibenzodioxins based on molecular interaction fields ....,
Chin. J. Anal. Chem., 2007, 35, 12, 1756-1760. [all data]
Lin, Liu, et al., 2002
Lin, Z.; Liu, S.; Li, Z.,
Molecular modeling of quantitative structure retention relationship studies: retention behavior of polychlorinated dibenzofurans on gas chromatographic stationary phases of varying polarity by a novel molecular distance edge vector,
J. Chromatogr. Sci., 2002, 40, 7-13. [all data]
Notes
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- Symbols used in this document:
ΔsubH Enthalpy of sublimation - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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