Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Hexane, 2,5-dimethyl-

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.


Kovats' RI, non-polar column, isothermal

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 CapillaryCapillaryCapillaryCapillaryPacked
Active phase OV-101OV-101OV-101OV-101Squalane
Column length (m) 50.50.   
Carrier gas HeHe   
Substrate      
Column diameter (mm) 0.250.25   
Phase thickness (mum)      
Temperature (C) 40.60.0.0.78.5
I 730.4731.0731.732.730.7
ReferenceChen, Liang, et al., 2001Chen, Liang, et al., 2001Skrbic, 1997Skrbic, 1997Zhang and Lu, 1996
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase OV-101OV-101SqualaneDB-1PONA
Column length (m) 20.20.   
Carrier gas    H2H2
Substrate      
Column diameter (mm) 0.50.5   
Phase thickness (mum)    0.250.5
Temperature (C) 150.180.25.60.60.
I 732.3734.5727.732.5732.4
ReferenceCha and Lee, 1994Cha and Lee, 1994Hilal, Carreira, et al., 1994Krupcik, Skacani, et al., 1994Krupcik, Skacani, et al., 1994
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase PONADB-1OV-101BP-1Methyl Silicone
Column length (m)    15.50.
Carrier gas H2H2H2N2 
Substrate      
Column diameter (mm)    0.530.20
Phase thickness (mum) 0.51.0.21.0 
Temperature (C) 60.60.60.0.40.
I 732.5732.4732.8731.732.
ReferenceKrupcik, Skacani, et al., 1994Krupcik, Skacani, et al., 1994Krupcik, Skacani, et al., 1994Skrbic and Cvejanov, 1992Takeda, 1991
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase Methyl SiliconeOV-1SqualaneSqualaneOV-101
Column length (m) 50. 50.50. 
Carrier gas   HeHe 
Substrate      
Column diameter (mm) 0.20 0.220.22 
Phase thickness (mum)   0.210.21 
Temperature (C) 80.60.50.70.40.
I 733.733.728.4729.731.
ReferenceTakeda, 1991Engewald, Maurer, et al., 1989Guan, Kiraly, et al., 1989Guan, Kiraly, et al., 1989Laub and Purnell, 1988
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase OV-101OV-101SqualaneSqualaneNonpolar
Column length (m)   50.50. 
Carrier gas   HeHe 
Substrate      
Column diameter (mm)   0.220.22 
Phase thickness (mum)      
Temperature (C) 60.80.50.70.45.
I 731.732.728.729.3728.
ReferenceLaub and Purnell, 1988Laub and Purnell, 1988Lunskii and Paizanskaya, 1988Lunskii and Paizanskaya, 1988Stoyanov and Dimov, 1987
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase NonpolarNonpolarOV-101OV-101OV-101
Column length (m)   100.100.100.
Carrier gas      
Substrate      
Column diameter (mm)   0.270.270.27
Phase thickness (mum)   0.90.90.9
Temperature (C) 52.560.40.50.60.
I 728.729.732.6732.8733.0
ReferenceStoyanov and Dimov, 1987Stoyanov and Dimov, 1987Boneva and Dimov, 1986Boneva and Dimov, 1986Boneva and Dimov, 1986
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase OV-101OV-101OV-101OV-101OV-101
Column length (m) 100.    
Carrier gas      
Substrate      
Column diameter (mm) 0.27    
Phase thickness (mum) 0.9    
Temperature (C) 70.30.40.50.60.
I 733.2730.731.731.731.
ReferenceBoneva and Dimov, 1986Chien, Furio, et al., 1983Chien, Furio, et al., 1983Chien, Furio, et al., 1983Chien, Furio, et al., 1983
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase OV-101OV-101DB-1DB-1OV-101
Column length (m)   60.60.100.
Carrier gas      
Substrate      
Column diameter (mm)   0.2640.2590.27
Phase thickness (mum)    1.0.20
Temperature (C) 70.80.60.60.50.
I 732.732.732.5732.4732.
ReferenceChien, Furio, et al., 1983Chien, Furio, et al., 1983Lubeck and Sutton, 1983Lubeck and Sutton, 1983Johansen and Ettre, 1982
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryPackedPacked
Active phase OV-101SF-96OV-1SqualaneTriacontane
Column length (m) 55.91.4150.1.3.
Carrier gas   HeHeHe
Substrate    Chromaton N-AW-HMDSChromosorb W AW (60-80 mesh)
Column diameter (mm) 0.270.310.50  
Phase thickness (mum) 0.90.20   
Temperature (C) 50.50.60.100.80.
I 732.732.723.729.728.
ReferenceJohansen and Ettre, 1982Johansen and Ettre, 1982Nijs and Jacobs, 1981Nabivach and Kirilenko, 1980Castello and D'Amato, 1979
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type PackedCapillaryCapillaryCapillaryCapillary
Active phase SqualaneSqualaneSqualaneSqualaneSqualane
Column length (m) 3. 120.120.100.
Carrier gas He HeHeN2
Substrate Chromosorb W AW (60-80 mesh)    
Column diameter (mm)   0.250.250.25
Phase thickness (mum)      
Temperature (C) 80.60.100.100.50.
I 730.729.728.733.728.
ReferenceCastello and D'Amato, 1979Chretien and Dubois, 1976Lulova, Leont'eva, et al., 1976Lulova, Leont'eva, et al., 1976Rijks and Cramers, 1974
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase SqualaneVacuum Grease Oil (VM-4)Vacuum Grease Oil (VM-4)Vacuum Grease Oil (VM-4)Vacuum Grease Oil (VM-4)
Column length (m) 100.    
Carrier gas N2    
Substrate      
Column diameter (mm) 0.25    
Phase thickness (mum)      
Temperature (C) 70.35.45.50.58.
I 729.724.725.725.725.
ReferenceRijks and Cramers, 1974Sidorov, Petrova, et al., 1972Sidorov, Petrova, et al., 1972Sidorov, Petrova, et al., 1972Sidorov, Petrova, et al., 1972
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryPackedPackedPacked
Active phase Vacuum Grease Oil (VM-4)SqualaneSE-30SqualaneSqualane
Column length (m)  100.   
Carrier gas   N2N2N2
Substrate      
Column diameter (mm)  0.25   
Phase thickness (mum)      
Temperature (C) 68.70.80.25.80.
I 726.728.5728.728.729.
ReferenceSidorov, Petrova, et al., 1972Dimov and Schopov, 1971Mitra and Saha, 1970Mitra and Saha, 1970Mitra and Saha, 1970
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryPackedPackedPackedPacked
Active phase SqualaneSqualaneSqualaneSqualaneSqualane
Column length (m) 91.415.15.15.15.
Carrier gas N2HeHeHeHe
Substrate  Chromosorb PChromosorb PChromosorb PChromosorb P
Column diameter (mm) 0.250.250.250.250.25
Phase thickness (mum)      
Temperature (C) 40.27.49.67.86.
I 728.727.728.729.729.
ReferenceMatukuma, 1969Hively and Hinton, 1968Hively and Hinton, 1968Hively and Hinton, 1968Hively and Hinton, 1968
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type PackedPackedCapillaryCapillaryCapillary
Active phase SqualaneSqualaneSqualaneSqualaneSqualane
Column length (m) 10.10.100.100.100.
Carrier gas H2H2H2H2H2
Substrate      
Column diameter (mm)   0.250.250.25
Phase thickness (mum)      
Temperature (C) 30.50.30.50.70.
I 728.729.728.728.729.
ReferenceTourres, 1967Tourres, 1967Tourres, 1967, 2Tourres, 1967, 2Tourres, 1967, 2
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type PackedPackedPackedPackedPacked
Active phase SqualaneSqualaneSqualaneSqualaneSqualane
Column length (m) 1.81.81.81.81.8
Carrier gas      
Substrate Untreated celiteUntreated celiteUntreated celiteUntreated celiteUntreated celite
Column diameter (mm)      
Phase thickness (mum)      
Temperature (C) 100.40.55.60.70.
I 730.728.729.729.730.
ReferenceEvans, 1966Evans, 1966Evans, 1966Evans, 1966Evans, 1966
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type Packed
Active phase Squalane
Column length (m) 1.8
Carrier gas  
Substrate Untreated celite
Column diameter (mm)  
Phase thickness (mum)  
Temperature (C) 80.
I 729.
ReferenceEvans, 1966
Comment 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.

Chen, Liang, et al., 2001
Chen, J.P.; Liang, X.M.; Zhang, Q.; Zhang, L.F., Prediction of GC retention values under various column temperature conditions from temperature programmed data, Chromatographia, 2001, 53, 9/10, 539-547, https://doi.org/10.1007/BF02491619 . [all data]

Skrbic, 1997
Skrbic, B.D., Unified retention concept -- statistical treatment of Kováts retention index, J. Chromatogr. A, 1997, 764, 2, 257-264, https://doi.org/10.1016/S0021-9673(96)00955-7 . [all data]

Zhang and Lu, 1996
Zhang, X.; Lu, P., Unified equation between Kováts indices on different stationary phases for select types of compounds, J. Chromatogr. A, 1996, 731, 1-2, 187-199, https://doi.org/10.1016/0021-9673(95)01213-3 . [all data]

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]

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]

Krupcik, Skacani, et al., 1994
Krupcik, J.; Skacani, I.; Benicka, E.; Sandra, P., Dependence of gas chromatographic retention data of hydrocarbons on the film thickness of the polydimethylsiloxane stationary phase, Collect. Czech. Chem. Commun., 1994, 59, 11, 2390-2396, https://doi.org/10.1135/cccc19942390 . [all data]

Skrbic and Cvejanov, 1992
Skrbic, B.D.; Cvejanov, J.Dj., Unified retention indices of hydrocarbons on BP-1 dimethylsiloxane stationary phase, Chromatographia, 1992, 34, 1/2, 83-84, https://doi.org/10.1007/BF02290465 . [all data]

Takeda, 1991
Takeda, I., Use of literature values of temperature programmed retention indexes in qualitative analysis by isothermal gas chromatography, J. Hi. Res. Chromatogr., 1991, 14, 12, 824-828, https://doi.org/10.1002/jhrc.1240141209 . [all data]

Engewald, Maurer, et al., 1989
Engewald, W.; Maurer, T.; Schiefke, A., Investigation of isomeric hydrocarbons by gas-solid chromatography on graphitized thermal carbon black, Pure Appl. Chem., 1989, 61, 11, 2001-2004, https://doi.org/10.1351/pac198961112001 . [all data]

Guan, Kiraly, et al., 1989
Guan, Y.; Kiraly, J.; Rijks, J.A., Interactive retention index database for compound identification in temperature-programmed capillary gas chromatography, J. Chromatogr., 1989, 472, 129-143, https://doi.org/10.1016/S0021-9673(00)94101-3 . [all data]

Laub and Purnell, 1988
Laub, R.J.; Purnell, J.H., Specific retention volumes, retention indices, and family-plot regressions of aliphatic, alicyclic, and aromatic hydrocarbon solutes with OV-101 poly (dimethylsiloxane) stationary phase, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1988, 11, 9, 649-660, https://doi.org/10.1002/jhrc.1240110908 . [all data]

Lunskii and Paizanskaya, 1988
Lunskii, M.Kh.; Paizanskaya, I.L., Identification of hydrocarbons C1-C9 of petrol fractions of oils and condensates in the use of capillary columns with dinonylphthalate, Zh. Anal. Khim., 1988, 43, 127-135. [all data]

Stoyanov and Dimov, 1987
Stoyanov, E.; Dimov, N., Precalculation of the optimum column temperature for gas chromatographic separation of petroleum fractions, Anal. Chim. Acta., 1987, 201, 207-216, https://doi.org/10.1016/S0003-2670(00)85338-6 . [all data]

Boneva and Dimov, 1986
Boneva, S.; Dimov, N., Unified retention index of hydrocarbons separated on dimethylsilicone OV-101, Chromatographia, 1986, 21, 12, 697-700, https://doi.org/10.1007/BF02313682 . [all data]

Chien, Furio, et al., 1983
Chien, C.-F.; Furio, D.L.; Kopecni, M.M.; Laub, R.J., Specific Retention Volumes and Retention Indices of Selected Hydrocarbon Solutes with OV-101 and SP-2100 Polydimethylsiloxane Solvents, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1983, 6, 10, 577-580, https://doi.org/10.1002/jhrc.1240061013 . [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]

Johansen and Ettre, 1982
Johansen, N.G.; Ettre, L.S., Retention index values of hydrocarbons on open-tubular columns coated with methylsilicone liquid phases, Chromatographia, 1982, 15, 10, 625-630, https://doi.org/10.1007/BF02279488 . [all data]

Nijs and Jacobs, 1981
Nijs, H.H.; Jacobs, P.A., On-Line Single Run Analysis of Effluents from a Fischer-Tropsch Reactor, J. Chromatogr. Sci., 1981, 19, 1, 40-45, https://doi.org/10.1093/chromsci/19.1.40 . [all data]

Nabivach and Kirilenko, 1980
Nabivach, V.M.; Kirilenko, A.V., Relationship between the gas chromatographic behaviour and the molecular structure of hydrocarbon samples and various stationary phases. Part II. Correlation between the retention index, physicochemical properties and molecular structure, Chromatographia, 1980, 13, 2, 93-100, https://doi.org/10.1007/BF02263060 . [all data]

Castello and D'Amato, 1979
Castello, G.; D'Amato, G., Use of Linear and Branched-Chain Paraffinic Liquid Phases as Non-Polar Reference Materials in Gas Chromatography, J. Chromatogr., 1979, 175, 1, 27-35, https://doi.org/10.1016/S0021-9673(00)86400-6 . [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]

Rijks and Cramers, 1974
Rijks, J.A.; Cramers, C.A., High precision capillary gas chromatography of hydrocarbons, Chromatographia, 1974, 7, 3, 99-106, https://doi.org/10.1007/BF02269819 . [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]

Dimov and Schopov, 1971
Dimov, N.; Schopov, D., Empirische korrektion der physikalisch-chemischen retentionsindexe von kohlenwasserstoffen auf squalan, J. Chromatogr., 1971, 63, 223-228, https://doi.org/10.1016/S0021-9673(01)85634-X . [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]

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]

Hively and Hinton, 1968
Hively, R.A.; Hinton, R.E., Variation of the retention index with temperature on squalane substrates, J. Gas Chromatogr., 1968, 6, 4, 203-217, https://doi.org/10.1093/chromsci/6.4.203 . [all data]

Tourres, 1967
Tourres, D.A., Structural analysis of industrial butene dimers by gas chromatography, J. Gas Chromatogr., 1967, 5, 1, 35-40, https://doi.org/10.1093/chromsci/5.1.35 . [all data]

Tourres, 1967, 2
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]

Evans, 1966
Evans, M.B., Retention indices of solutes on squalane, dinonyl phthalate, and polyethylene glycol 400, J. Gas Chromatogr., 1966, 4, 1, 1-3, https://doi.org/10.1093/chromsci/4.1.1 . [all data]


Notes

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