2,8-Dimethyldibenzo(b,d)thiophene
- Formula: C14H12S
- Molecular weight: 212.310
- IUPAC Standard InChIKey: RRYWCJRYULRSJM-UHFFFAOYSA-N
- CAS Registry Number: 1207-15-4
- 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: 2,8-Dimethyldibenzothiophene; Dibenzothiophene, 2,8-dimethyl-
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Lee's RI, non-polar column, temperature ramp
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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
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | Rxi-5 MS | DB-5MS | DB-5 | CP Sil 8 CB | DB-5 |
Column length (m) | 30. | 30. | 30. | 50. | 30. |
Carrier gas | Helium | He | He | He | |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.32 | 0.25 | 0.32 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | |
Tstart (C) | 60. | 60. | 50. | 80. | 80. |
Tend (C) | 340. | 300. | 300. | 300. | 300. |
Heat rate (K/min) | 5. | 10. | 6. | 4. | 3.5 |
Initial hold (min) | 1. | 1. | 2. | 1. | |
Final hold (min) | 0. | 10. | |||
I | 334.19 | 333.19 | 334.66 | 335.2 | 335.8 |
Reference | Zeigler, Schantz, et al., 2012 | Schade and Andersson, 2006 | Wang, Fingas, et al., 1994 | Bundt, Herbel, et al., 1991 | Palmentier, Britten, et al., 1989 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary |
---|---|
Active phase | SE-52 |
Column length (m) | 20. |
Carrier gas | H2 |
Substrate | |
Column diameter (mm) | 0.30 |
Phase thickness (μm) | 0.25 |
Tstart (C) | 40. |
Tend (C) | 265. |
Heat rate (K/min) | 4. |
Initial hold (min) | 2. |
Final hold (min) | |
I | 335.90 |
Reference | Vassilaros, Kong, et al., 1982 |
Comment | MSDC-RI |
References
Go To: Top, Lee's RI, non-polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Zeigler, Schantz, et al., 2012
Zeigler, C.; Schantz, M.; Wise, S.; Robbat, A.,
Mass spectra and retention indices for polycyclic aromatic sulfur heterocycles and some alkylated analogs,
Polycyclic Aromatic Compounds, 2012, 32, 2, 154-176, https://doi.org/10.1080/10406638.2011.651679
. [all data]
Schade and Andersson, 2006
Schade, T.; Andersson, J.T.,
Speciation of alkylated dibenzothiophenes through correlation of structure and gas chromatographic retention indexes,
J. Chromatogr. A, 2006, 1117, 2, 206-213, https://doi.org/10.1016/j.chroma.2006.03.079
. [all data]
Wang, Fingas, et al., 1994
Wang, Z.; Fingas, M.; Li, K.,
Fractionation of a light crude oil and identification and quantitation of aliphatic, aromatic, and biomarker comopunds by GC-FID and GC-MS, Part II,
J. Chromatogr. Sci., 1994, 32, 9, 367-382, https://doi.org/10.1093/chromsci/32.9.367
. [all data]
Bundt, Herbel, et al., 1991
Bundt, J.; Herbel, W.; Steinhart, H.; Franke, S.; Francke, W.,
Structure-type separation of diesel fuels by solid phase extraction and identification of the two- and three-ring aromatics by capillary GC-mass spectrometry,
J. Hi. Res. Chromatogr., 1991, 14, 2, 91-98, https://doi.org/10.1002/jhrc.1240140205
. [all data]
Palmentier, Britten, et al., 1989
Palmentier, J.-P.F.; Britten, A.J.; Charbonneau, G.M.; Karasek, F.W.,
Determination of polycyclic aromatic hydrocarbons in lubricating oil base stocks using high-performance liquid chromatography and gas chromatography-mass spectrometry,
J. Chromatogr., 1989, 469, 241-251, https://doi.org/10.1016/S0021-9673(01)96459-3
. [all data]
Vassilaros, Kong, et al., 1982
Vassilaros, D.L.; Kong, R.C.; Later, D.W.; Lee, M.L.,
Linear retention index system for polycyclic aromatic compounds. Critical evaluation and additional indices,
J. Chromatogr., 1982, 252, 1-20, https://doi.org/10.1016/S0021-9673(01)88394-1
. [all data]
Notes
Go To: Top, Lee's RI, non-polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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