Cyclopentane, 1-ethyl-2-methyl-, cis-
- Formula: C8H16
- Molecular weight: 112.2126
- IUPAC Standard InChIKey: BSKOLJVTLRLTHE-JGVFFNPUSA-N
- CAS Registry Number: 930-89-2
- 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. - Stereoisomers:
- Other names: cis-1-Ethyl-2-Methylcyclopentane; cis-1-Methyl-2-ethylcyclopentane; 1-Methyl-cis-2-ethylcyclopentane; c-1-Ethyl-2-methylcyclopentane; 1-Ethyl-2-methylcyclopentane, (Z)-; 1-Ethyl-2-methylcyclopentane, cis
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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 | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | Squalane | Squalane | Squalane | DB-1 | DB-1 |
Column length (m) | 50. | 50. | 180. | 60. | 60. |
Carrier gas | He | He | |||
Substrate | |||||
Column diameter (mm) | 0.22 | 0.22 | 0.25 | 0.264 | 0.259 |
Phase thickness (μm) | 1. | ||||
Temperature (C) | 50. | 70. | 50. | 60. | 60. |
I | 820.1 | 825.3 | 820.7 | 820.3 | 820.8 |
Reference | Lunskii and Paizanskaya, 1988 | Lunskii and Paizanskaya, 1988 | Krupcik, Cellar, et al., 1986 | Lubeck and Sutton, 1983 | Lubeck and Sutton, 1983 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | Squalane | Squalane | Squalane | Squalane | Squalane |
Column length (m) | 50. | 50. | 100. | 100. | 100. |
Carrier gas | N2 | N2 | |||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.25 | ||
Phase thickness (μm) | |||||
Temperature (C) | 70. | 70. | 100. | 60. | 80. |
I | 825.3 | 825.4 | 833. | 823. | 828. |
Reference | Nabivach and Kirilenko, 1979 | Nabivach and Kirilenko, 1979 | Dielmann, Schwengers, et al., 1974 | Dielmann, Schwengers, et al., 1974 | Dielmann, Schwengers, et al., 1974 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | Squalane | Squalane | Vacuum Grease Oil (VM-4) | Vacuum Grease Oil (VM-4) | Vacuum Grease Oil (VM-4) |
Column length (m) | 100. | 100. | |||
Carrier gas | N2 | N2 | |||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | |||
Phase thickness (μm) | |||||
Temperature (C) | 50. | 70. | 35. | 45. | 50. |
I | 821. | 826. | 820. | 823. | 824. |
Reference | Rijks and Cramers, 1974 | Rijks and Cramers, 1974 | Sidorov, Petrova, et al., 1972 | Sidorov, Petrova, et al., 1972 | Sidorov, Petrova, et al., 1972 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Packed | Packed |
---|---|---|---|---|---|
Active phase | Vacuum Grease Oil (VM-4) | Vacuum Grease Oil (VM-4) | Squalane | Vacuum Grease Oil (VM-4) | SE-30 |
Column length (m) | 100. | 6.1 | |||
Carrier gas | N2 | ||||
Substrate | Chromosorb W | ||||
Column diameter (mm) | 0.25 | ||||
Phase thickness (μm) | |||||
Temperature (C) | 58. | 68. | 70. | 35. | 130. |
I | 826. | 829. | 821.1 | 820. | 846. |
Reference | Sidorov, Petrova, et al., 1972 | Sidorov, Petrova, et al., 1972 | Dimov and Schopov, 1971 | Sidorov, Ivanova, et al., 1971 | Mitra and Saha, 1970 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Packed | Packed | Packed | Packed |
---|---|---|---|---|
Active phase | Squalane | Squalane | Squalane | Squalane |
Column length (m) | 15. | 15. | 15. | 15. |
Carrier gas | He | He | He | He |
Substrate | Chromosorb P | Chromosorb P | Chromosorb P | Chromosorb P |
Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 |
Phase thickness (μm) | ||||
Temperature (C) | 27. | 49. | 67. | 86. |
I | 816. | 821. | 826. | 830. |
Reference | Hively and Hinton, 1968 | Hively and Hinton, 1968 | Hively and Hinton, 1968 | Hively and Hinton, 1968 |
Comment | 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.
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]
Krupcik, Cellar, et al., 1986
Krupcik, J.; Cellar, P.; Repka, D.; Garaj, J.; Guiochon, G.,
Use of Kováts retention indices for characterization of solutes in linear temperature-programmed capillary gas-liquid chromatography,
J. Chromatogr., 1986, 351, 111-121, https://doi.org/10.1016/S0021-9673(01)83477-4
. [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]
Nabivach and Kirilenko, 1979
Nabivach, V.M.; Kirilenko, A.V.,
The use of retention indices for identifying the components of crude benzene,
Solid Fuel Chem. (Engl. Transl.), 1979, 13, 3, 82-87. [all data]
Dielmann, Schwengers, et al., 1974
Dielmann, G.; Schwengers, D.; Schomburg, G.,
Gas-chromatographische Retentionsdaten und Strukture chemischer Verbindungen Gesättigte und ungesättigte alkylsubstituierte Cyclopentane und Methylcyclopentane,
Chromatographia, 1974, 7, 5, 215-224, https://doi.org/10.1007/BF02321771
. [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]
Sidorov, Ivanova, et al., 1971
Sidorov, R.I.; Ivanova, M.P.; Petrova, V.I.,
Temperature dependence of cycloalkane's retention and its using in identification of structure,
Gazovaya Khromatografiya, 1971, 15, 18-26. [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]
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]
Notes
Go To: Top, Kovats' RI, non-polar column, isothermal, References
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