Benzene, 1-methyl-2-pentyl

Formula: C₁₂H₁₈
Molecular weight: 162.2713
IUPAC Standard InChI: InChI=1S/C12H18/c1-3-4-5-9-12-10-7-6-8-11(12)2/h6-8,10H,3-5,9H2,1-2H3
IUPAC Standard InChIKey: NQVHSBDSEAYZOO-UHFFFAOYSA-N
Chemical structure:
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Other names: 1-methyl-2-n-pentylbenzene
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Kovats' RI, non-polar column, isothermal

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Column type	Capillary	Capillary	Capillary	Capillary	Packed
Active phase	HP-1	HP-1	OV-101	Squalane	Squalane
Column length (m)	25.	25.	50.
Carrier gas	N2	N2	He
Substrate
Column diameter (mm)	0.20	0.20	0.20
Phase thickness (μm)
Temperature (C)	100.	100.	100.	100.	95.4
I	1249.	1249.	1249.	1236.	1235.
Reference	Zhang, Li, et al., 1992	Zhang, Li, et al., 1992	Matisová, Kovacicová, et al., 1989	Nabivach and Vasiliev, 1987	Soják, Janák, et al., 1977
Comment	MSDC-RI	MSDC-RI	MSDC-RI	MSDC-RI	MSDC-RI

Column type	Capillary	Capillary	Capillary
Active phase	Squalane	Squalane	Squalane
Column length (m)	200.	200.	200.
Carrier gas	H2	H2	H2
Substrate
Column diameter (mm)	0.2	0.2	0.2
Phase thickness (μm)
Temperature (C)	100.	115.	130.
I	1238.5	1242.3	1247.1
Reference	Soják and Hrivnák, 1972	Soják and Hrivnák, 1972	Soják and Hrivnák, 1972
Comment	MSDC-RI	MSDC-RI	MSDC-RI

References

Go To: Top, Kovats' RI, non-polar column, isothermal, Notes

Zhang, Li, et al., 1992
Zhang, M.J.; Li, S.D.; Chen, B.J., Compositional studies of high-temperature coal tar by GC/FTIR analysis of light oil fractions, Chromatographia, 1992, 33, 3/4, 138-146, https://doi.org/10.1007/BF02275894 . [all data]

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]

Soják, Janák, et al., 1977
Soják, L.; Janák, J.; Rijks, J.A., Capillary gas chromatography of alkylbenzenes. II. Correlations between the structures and methylene group increments and differences in retention indices of isomers, J. Chromatogr., 1977, 135, 1, 71-84, https://doi.org/10.1016/S0021-9673(00)86303-7 . [all data]

Soják and Hrivnák, 1972
Soják, L.; Hrivnák, J., Open tubular column gas chromatography of the catalytic dehydrogenation products of n-dodecane, J. Chromatogr. Sci., 1972, 10, 11, 701-704, https://doi.org/10.1093/chromsci/10.11.701 . [all data]

Notes

Go To: Top, Kovats' RI, non-polar column, isothermal, References

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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