Benzene, 1,2,4,5-tetramethyl-
- Formula: C10H14
- Molecular weight: 134.2182
- IUPAC Standard InChIKey: SQNZJJAZBFDUTD-UHFFFAOYSA-N
- CAS Registry Number: 95-93-2
- 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: Durene; Durol; 1,2,4,5-Tetramethylbenzene; p-Xylene, 2,5-dimethyl-
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Normal alkane RI, polar column, custom temperature program
Go To: Top, 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
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | Supelcowax-10 | Carbowax 20M | PEG-20M | CP-Wax 52CB | CP-Wax 52CB |
Column length (m) | 30. | 50. | 50. | ||
Carrier gas | |||||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.32 | 0.32 | ||
Phase thickness (μm) | 0.25 | 1.5 | 1.5 | ||
Program | 40C(3min) => 4C/min => 75C => 8C/min => 250C | not specified | not specified | 40C => 2C/min => 150C => 10C/min => 250C | 40C => 2C/min => 150C => 10C/min => 250C |
I | 1411. | 1407. | 1416. | 1435. | 1435. |
Reference | Vichi, Pizzale, et al., 2005 | Cornwell and Cordano, 2003 | Xiuhua, Zhang, et al., 1996 | Luning, de Rijk, et al., 1994 | Luning, de Rijk, et al., 1994 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary |
---|---|---|
Active phase | DB-Wax | Carbowax 400, Carbowax 20M, Carbowax 1540, Carbowax 4000, Superox 06, PEG 20M, etc. |
Column length (m) | 50. | |
Carrier gas | Hydrogen | |
Substrate | ||
Column diameter (mm) | 0.32 | |
Phase thickness (μm) | ||
Program | not specified | not specified |
I | 1459. | 1446. |
Reference | Peng, Yang, et al., 1991 | Waggott and Davies, 1984 |
Comment | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Vichi, Pizzale, et al., 2005
Vichi, S.; Pizzale, L.; Conte, L.S.; Buxaderas, S.; L´opez-Tamames, E.,
Simultaneous determination of volatile and semi-volatile aromatic hydrocarbons in virgin olive oil by headspace solid-phase microextraction coupled to gas chromatography/mass spectrometry,
J. Chromatogr. A, 2005, 1090, 1-2, 146-154, https://doi.org/10.1016/j.chroma.2005.07.007
. [all data]
Cornwell and Cordano, 2003
Cornwell, E.; Cordano, G.,
Nueva proposicion para predecir datos de retencion obtenidos mediante cromatografia de gases de hidrocarburos derivados de las naftas,
Revista de la Sociedad Quimica de Mexico, 2003, 47, 1, 38-43. [all data]
Xiuhua, Zhang, et al., 1996
Xiuhua, Zh.; Zhang, L.; Che, X.,
Prediction of the Kovats retention indexes of polysubstituted alkylbenzenes,
Chin. J. Chromatogr., 1996, 14, 4, 244-248. [all data]
Luning, de Rijk, et al., 1994
Luning, P.A.; de Rijk, T.; Wichers, H.J.; Roozen, J.P.,
Gas chromatography, mass spectrometry, and sniffing port analyses of volatile compounds of fresh bell peppers (Capsicum annuum) at different ripening stages,
J. Agric. Food Chem., 1994, 42, 4, 977-983, https://doi.org/10.1021/jf00040a027
. [all data]
Peng, Yang, et al., 1991
Peng, C.T.; Yang, Z.C.; Ding, S.F.,
Prediction of rentention idexes. II. Structure-retention index relationship on polar columns,
J. Chromatogr., 1991, 586, 1, 85-112, https://doi.org/10.1016/0021-9673(91)80028-F
. [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, Normal alkane RI, polar column, custom temperature program, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.