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Heptane, 3,5-dimethyl-

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Kovats' RI, non-polar column, isothermal

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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 CapillaryCapillaryCapillaryCapillaryCapillary
Active phase SqualaneSqualaneDB-1DB-1DB-1
Column length (m)   60.60.60.
Carrier gas      
Substrate      
Column diameter (mm)   0.2640.2590.264
Phase thickness (mum)    1. 
Temperature (C) 100.25.60.60.60.
I 834.832.837.4837.3838.1
ReferenceHeinzen, Soares, et al., 1999Hilal, Carreira, et al., 1994Lubeck and Sutton, 1983Lubeck and Sutton, 1983Lubeck and Sutton, 1983
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase DB-1SqualaneSqualaneSqualaneVacuum Grease Oil (VM-4)
Column length (m) 60. 120.120. 
Carrier gas   HeHe 
Substrate      
Column diameter (mm) 0.259 0.250.25 
Phase thickness (mum) 1.    
Temperature (C) 60.60.100.100.35.
I 838.1834.4834.6834.6828.
ReferenceLubeck and Sutton, 1983Chretien and Dubois, 1976Lulova, Leont'eva, et al., 1976Lulova, Leont'eva, et al., 1976Sidorov, Petrova, et al., 1972
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryPacked
Active phase Vacuum Grease Oil (VM-4)Vacuum Grease Oil (VM-4)Vacuum Grease Oil (VM-4)Vacuum Grease Oil (VM-4)Squalane
Column length (m)     3.
Carrier gas     N2
Substrate     Chromosorb W
Column diameter (mm)      
Phase thickness (mum)      
Temperature (C) 45.50.58.68.50.
I 828.828.830.831.833.7
ReferenceSidorov, Petrova, et al., 1972Sidorov, Petrova, et al., 1972Sidorov, Petrova, et al., 1972Sidorov, Petrova, et al., 1972Takács, Szita, et al., 1971
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase SqualaneSqualaneSqualaneSqualaneSqualane
Column length (m) 91.491.4100.100.100.
Carrier gas N2N2H2H2H2
Substrate      
Column diameter (mm) 0.250.250.250.250.25
Phase thickness (mum)      
Temperature (C) 60.60.30.50.70.
I 834.834.833.834.834.
ReferenceMatukuma, 1969Matukuma, 1969Tourres, 1967Tourres, 1967Tourres, 1967
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI

References

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

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Heinzen, Soares, et al., 1999
Heinzen, V.E.F.; Soares, M.F.; Yunes, R.A., Semi-empirical topological method for the prediction of the chromatographic retention of cis- and trans-alkene isomers and alkanes, J. Chromatogr. A, 1999, 849, 2, 495-506, https://doi.org/10.1016/S0021-9673(99)00530-0 . [all data]

Hilal, Carreira, et al., 1994
Hilal, S.H.; Carreira, L.A.; Karickhoff, S.W.; Melton, C.M., Estimation of Gas-Liquid Chromatographic Retention Times from Molecular Structure, J. Chromatogr. A, 1994, 662, 2, 269-280, https://doi.org/10.1016/0021-9673(94)80515-6 . [all data]

Lubeck and Sutton, 1983
Lubeck, A.J.; Sutton, DL., Kovats retention indices of selected hydrocarbons through C10 on bonded phase fused silica capillaries, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1983, 6, 6, 328-332, https://doi.org/10.1002/jhrc.1240060612 . [all data]

Chretien and Dubois, 1976
Chretien, J.R.; Dubois, J.-E., New Perspectives in the Prediction of Kovats Indices, J. Chromatogr., 1976, 126, 171-189, https://doi.org/10.1016/S0021-9673(01)84071-1 . [all data]

Lulova, Leont'eva, et al., 1976
Lulova, N.I.; Leont'eva, S.A.; Timofeeva, A.N., Gas-chromatographic method of determination of individual hydrocarbons in catalytic cracking gasolines in Proceedings of All-Union Research Institute on Oil Processes. Vol.18, All-Union Research Institute on Oil Processes, Moscow, 1976, 30-53. [all data]

Sidorov, Petrova, et al., 1972
Sidorov, R.I.; Petrova, V.I.; Ivanova, M.P., Qualitative analysis of wide-boiling fraction C5-C10 with capillary chromatography in Processes in chromatographic columns. Vol.17, 1972, 14-25. [all data]

Takács, Szita, et al., 1971
Takács, J.; Szita, C.; Tarján, G., Contribution to the theory of the retention index system. III. Retention index and molecular structure. Calculation of retention indices of paraffin hydrocarbons on the basis of their molecular structure, J. Chromatogr., 1971, 56, 1-12, https://doi.org/10.1016/S0021-9673(00)97771-9 . [all data]

Matukuma, 1969
Matukuma, A., Retention indices of alkanes through C10 and alkenes through C8 and relation between boiling points and retention data, Gas Chromatogr., Int. Symp. Anal. Instrum. Div Instrum Soc. Amer., 1969, 7, 55-75. [all data]

Tourres, 1967
Tourres, D.A., Structure moléculaire et rétention en chromatographie en phase gazeuse. Influence de la température sur l'indice de rétention d'alcanes isomères, J. Chromatogr., 1967, 30, 357-377, https://doi.org/10.1016/S0021-9673(00)84168-0 . [all data]


Notes

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