Benzene, 1-methyl-4-pentyl
- Formula: C12H18
- Molecular weight: 162.2713
- IUPAC Standard InChIKey: LGKMWHPZOZYYTQ-UHFFFAOYSA-N
- 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: 1-Methyl-4-n-Pentylbenzene
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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
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | OV-101 | 100. | 1242. | Matisová, Kovacicová, et al., 1989 | He; Column length: 50. m; Column diameter: 0.20 mm |
Capillary | Squalane | 100. | 1236. | Nabivach and Vasiliev, 1987 | |
Capillary | Squalane | 100. | 1236. | Engewald and Wennrich, 1976 | N2; Column length: 100. m; Column diameter: 0.23 mm |
Kovats' RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Petrocol DH-100 | 1241.7 | Haagen-Smit Laboratory, 1997 | He; Column length: 100. m; Column diameter: 0.2 mm; Program: 5C(10min) => 5C/min => 50C(48min) => 1.5C/min => 195C(91min) |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Carbowax 20M | 100. | 1484.9 | Engewald and Wennrich, 1976 | N2; Column length: 100. m; Column diameter: 0.23 mm |
Capillary | Carbowax 20M | 90. | 1469.7 | Döring, Estel, et al., 1974 | Column length: 100. m; Column diameter: 0.2 mm |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | OV-1 | 120. | 1255. | Protic, Svob, et al., 1980 | He; Column length: 40. m; Column diameter: 0.50 mm |
Capillary | OV-1 | 120. | 1256. | Protic, Svob, et al., 1980 | He; Column length: 40. m; Column diameter: 0.50 mm |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-101 | 1242. | Matisová, Kovacicová, et al., 1989 | He, 1. K/min; Column length: 50. m; Column diameter: 0.20 mm; Tstart: 80. C; Tend: 190. C |
Normal alkane RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | PEG-40M | 100. | 1505. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 100. | 1506. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 120. | 1518. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 140. | 1531. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 160. | 1546. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 80. | 1494. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | Carbowax 20M | 90. | 1470. | Sutter, Peterson, et al., 1997 |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1470. | Ivanciuc, Ivanciuc, et al., 2001 | Program: not specified |
References
Go To: Top, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Matisová, Kovacicová, et al., 1989
Matisová, E.; Kovacicová, E.; Ha, P.T.; Kolek, E.; Engewald, W.,
Identification of alkylbenzenes up to C12 by capillary gas chromatography-mass spectrometry. II. Retention indices on OV-101 columns and retention-molecular structure correlations,
J. Chromatogr., 1989, 475, 2, 113-123, https://doi.org/10.1016/S0021-9673(01)89667-9
. [all data]
Nabivach and Vasiliev, 1987
Nabivach, V.M.; Vasiliev, E.E.E.,
Correlation dependencies of GC retention indices from physical chemical properties and structures of aromatic hydrocarbons,
Izv. Vyssh. Uchebn. Zaved. Khim. Khim. Tekhnol., 1987, 30, 72-75. [all data]
Engewald and Wennrich, 1976
Engewald, W.; Wennrich, L.,
Molekülstruktur und Retentionsverhalten. VIII. Zum Retentionsverhalten höherer Alkylbenzole bei der Gas-Verteilungs-Chromatographie,
Chromatographia, 1976, 9, 11, 540-547, https://doi.org/10.1007/BF02275960
. [all data]
Haagen-Smit Laboratory, 1997
Haagen-Smit Laboratory,
Procedure for the detailed hydrocarbon analysis of gasolines by single column high efficiency (capillary) column gas chromatography, SOP NO. MLD 118, Revision No. 1.1, California Environmental Protection Agency, Air Resources Board, El Monte, California, 1997, 22. [all data]
Döring, Estel, et al., 1974
Döring, C.E.; Estel, D.; Fischer, R.,
Kapillar-gaschromatographische Charakterisierung von C10-bis C12-Aromaten,
J. Prakt. Chem., 1974, 316, 1, 1-12, https://doi.org/10.1002/prac.19743160102
. [all data]
Protic, Svob, et al., 1980
Protic, G.; Svob, V.; Deur-Siftar, D.,
Mass spectrometric and gas chromatographic data in hydrocarbon analyse,
Sci. Papers of the Prague Institute of Chem. Technol., 1980, D42, 139-147. [all data]
Nesterov, Nesterova, et al., 2000
Nesterov, I.A.; Nesterova, T.N.; Pimerzin, A.A.; Tsvetkov, V.S.,
Thermodynamics of alkylbenzene sorption and evaporation. IV. Enthalpies of evaporation and thermodynamics chracteristics of sorption by stationary phases OV-101 and PEG-40M,
Izvestia vysshikh uchebnykh zavedenii. Khimia i khimicheskaia tekhnologia (Chemistry and chemical technology), 2000, 43, 4, 39-45. [all data]
Sutter, Peterson, et al., 1997
Sutter, J.M.; Peterson, T.A.; Jurs, P.C.,
Prediction of gas chromatographic retention indices of alkylbenzenes,
Anal. Chim. Acta., 1997, 342, 2-3, 113-122, https://doi.org/10.1016/S0003-2670(96)00578-8
. [all data]
Ivanciuc, Ivanciuc, et al., 2001
Ivanciuc, O.; Ivanciuc, T.; Klein, D.J.; Seitz, W.A.; Balaban, A.T.,
Quantitative structure-retention relationships for gas chromatographic retention indices of alkylbenzenes with molecular graph descriptors,
SAR QSAR Environ. Res., 2001, 11, 5-6, 419-452, https://doi.org/10.1080/10629360108035362
. [all data]
Notes
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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