Cyclohexane, (2-methylpropyl)-

Formula: C₁₀H₂₀
Molecular weight: 140.2658
IUPAC Standard InChI: InChI=1S/C10H20/c1-9(2)8-10-6-4-3-5-7-10/h9-10H,3-8H2,1-2H3
IUPAC Standard InChIKey: FFROMNOQCNVNIH-UHFFFAOYSA-N
CAS Registry Number: 1678-98-4
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: Cyclohexane, isobutyl-; Isobutylcyclohexane; i-Butylcyclohexane; (2-Methyl-propyl)-cyclohexane
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Gas Chromatography

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

Kovats' RI, non-polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Capillary	OV-101	150.	1008.9	Cha and Lee, 1994	Column length: 20. m; Column diameter: 0.5 mm
Capillary	OV-101	180.	1019.1	Cha and Lee, 1994	Column length: 20. m; Column diameter: 0.5 mm
Capillary	Squalane	100.	992.	Rang, Orav, et al., 1977	Nitrogen or helium; Column length: 100. m; Column diameter: 0.25 mm
Packed	SE-30	130.	1005.	Mitra and Saha, 1970	N2
Capillary	Squalane	70.	983.	Schomburg, 1966
Packed	Methyl Silicone	130.	1005.	Antheaume and Guiochon, 1965

Kovats' RI, non-polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	Apiezon L	998.	Louis, 1971	N2, 1. K/min; Column length: 50. m; Column diameter: 0.25 mm; T_start: 60. C

Kovats' RI, non-polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Capillary	Petrocol DH-100	986.45	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

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Capillary	PEG 4000	100.	1058.	Rang, Orav, et al., 1988
Capillary	PEG 4000	60.	1038.	Rang, Orav, et al., 1988
Capillary	PEG 4000	70.	1043.	Rang, Orav, et al., 1988
Capillary	PEG 4000	80.	1048.	Rang, Orav, et al., 1988
Capillary	PEG 4000	100.	1058.	Rang, Orav, et al., 1977	Nitrogen or Helium; Column length: 45. m; Column diameter: 0.25 mm

Normal alkane RI, non-polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	Petrocol DH	988.	Supelco, 2012	100. m/0.25 mm/0.50 μm, Helium, 20. C @ 15. min, 15. K/min, 220. C @ 30. min

References

Go To: Top, Gas Chromatography, Notes

Cha and Lee, 1994
Cha, K.-W.; Lee, D.-J., Prediction of retention indices of various compounds in gas-liquid chromatography, J. Korean Chem. Soc., 1994, 38, 2, 108-120, retrieved from http://journal.kcsnet.or.kr/publi/dh/dh94n2/108.pdf. [all data]

Rang, Orav, et al., 1977
Rang, S.; Orav, A.; Kuningas, K.; Eisen, O., Capillary Gas Chromatography of Monosubstituted Cyclopentenes and Cyclohexenes, Chromatographia, 1977, 10, 3, 115-122, https://doi.org/10.1007/BF02297862 . [all data]

Mitra and Saha, 1970
Mitra, G.D.; Saha, N.C., Determination of Retention Indices of Saturated Hydrocarbons by Graphical Methods, J. Chromatogr. Sci., 1970, 8, 2, 95-102, https://doi.org/10.1093/chromsci/8.2.95 . [all data]

Schomburg, 1966
Schomburg, G., Gaschromatographische Retentionsdaten und struktur chemischer verbindungen. III. Alkylverzweigte und ungesättigte cyclische Kohlenwasserstoffe, J. Chromatogr., 1966, 23, 18-41, https://doi.org/10.1016/S0021-9673(01)98653-4 . [all data]

Antheaume and Guiochon, 1965
Antheaume, J.; Guiochon, G., Application de la chromatographie en phase gazeuse à l'étude de la composition des fractions moyennes d'un brut pétrolier, Bull. Soc. Chim. Fr., 1965, 2, 298-307. [all data]

Louis, 1971
Louis, R., Kovats-index-tafeln zur gaschromatographischen analyse von kohlenwasserstoffgemischen, Erdoel Kohle Erdgas Petrochem., 1971, 24, 2, 88-94. [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]

Rang, Orav, et al., 1988
Rang, S.A.; Orav, A.E.; Kuningas, K.R.; Meister, A.E.; Strense, T.V.; Eisen, O.G., Gas-Chromatographic Characteristics of unsaturated hydrocarbons, Academy of Sciences of Estonia SSR, Tallinn, Estonia SSR, 1988, 208. [all data]

Supelco, 2012
Supelco, CatalogNo. 24160-U, Petrocol DH Columns. Catalog No. 24160-U, 2012, retrieved from http://www.sigmaaldrich.com/etc/medialib/docs/Supelco/Datasheet/1/w97949.Par.0001.File.tmp/w97949.pdf. [all data]

Notes

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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