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Pyridine, 4-ethyl-

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Gas Chromatography

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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

Kovats' RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
PackedC78, Branched paraffin130.941.1Dallos, Sisak, et al., 2000He; Column length: 3.3 m
PackedC78, Branched paraffin130.941.1Reddy, Dutoit, et al., 1992Chromosorb G HP; Column length: 3.3 m
PackedApolane130.943.Dutoit, 1991Column length: 3.7 m
PackedApiezon L130.971.Shatts, Avots, et al., 1977He, Chromosorb W AW-DMCS; Column length: 2.4 m
PackedApolane70.921.4Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
PackedApiezon L100.958.Zhuravleva, Kapustin, et al., 1976N2 or He, Chromosorb G, AW; Column length: 2.7 m
PackedApiezon L110.964.Bark and Wheatstone, 1974N2, Chromosorb W AW-DCMS; Column length: 2. m
PackedApiezon L130.970.Bark and Wheatstone, 1974N2, Chromosorb W AW-DCMS; Column length: 2. m
PackedApiezon L150.982.Bark and Wheatstone, 1974N2, Chromosorb W AW-DCMS; Column length: 2. m

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
PackedCarbowax 20M100.1390.Bark and Wheatstone, 1974N2, Chromosorb W AW-DCMS; Column length: 2. m
PackedCarbowax 20M110.1399.Bark and Wheatstone, 1974N2, Chromosorb W AW-DCMS; Column length: 2. m
PackedCarbowax 20M90.1384.Bark and Wheatstone, 1974N2, Chromosorb W AW-DCMS; Column length: 2. m

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-Petro943.5Lu, Zhao, et al., 200450. m/0.2 mm/0.5 «mu»m, 2. K/min; Tstart: 50. C; Tend: 220. C
CapillaryOV-1934.3Gautzsch and Zinn, 19968. K/min; Tstart: 35. C; Tend: 300. C
CapillaryDB-5968.Premecz and Ford, 1987He, 60. C @ 10. min, 10. K/min, 280. C @ 3. min; Column length: 30. m; Column diameter: 0.32 mm
CapillaryDB-5954.Rostad and Pereira, 198630. m/0.26 mm/0.25 «mu»m, He, 50. C @ 4. min, 6. K/min, 300. C @ 20. min

Van Den Dool and Kratz RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryOV-3511386.Bonvehí, 200550. m/0.32 mm/0.2 «mu»m, He, 5. K/min; Tstart: 60. C; Tend: 220. C
CapillaryOV-3511386.Bonvehi and Coll, 200350. m/0.32 mm/0.2 «mu»m, He, 5. K/min; Tstart: 60. C; Tend: 220. C
CapillaryCAM1378.Premecz and Ford, 1987He, 60. C @ 5. min, 5. K/min, 240. C @ 21. min; Column length: 15. m; Column diameter: 0.24 mm

Van Den Dool and Kratz RI, polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryCarbowax 20M1387.Baltes and Bochmann, 1987Column length: 50. m; Column diameter: 0.3 mm; Program: not specified

Normal alkane RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillarySE-30980.Li, Gao, et al., 2000Program: not specified

Normal alkane RI, polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryDB-Wax1380.Kim. J.H., Ahn, et al., 200460. m/0.25 mm/0.25 «mu»m, Helium; Program: 60 0C (3 min) 2 0C/min -> 150 0C 4 0C/min -> 200 0C
CapillaryCarbowax1386.Baltes and Bochmann, 1987, 2Program: not specified
CapillaryCarbowax1387.Baltes and Bochmann, 1987, 2Program: not specified
CapillaryCarbowax1388.Baltes and Bochmann, 1987, 2Program: not specified
CapillaryCarbowax1389.Baltes and Bochmann, 1987, 2Program: not specified

Lee's RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-5151.78Rostad and Pereira, 198630. m/0.26 mm/0.25 «mu»m, He, 50. C @ 4. min, 6. K/min, 300. C @ 20. min

References

Go To: Top, Gas Chromatography, Notes

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

Dallos, Sisak, et al., 2000
Dallos, A.; Sisak, A.; Kulcsár, Z.; Kováts, E., Pair-wise interactions by gas chromatography VII. Interaction free enthalpies of solutes with secondary alcohol groups, J. Chromatogr. A, 2000, 904, 2, 211-242, https://doi.org/10.1016/S0021-9673(00)00908-0 . [all data]

Reddy, Dutoit, et al., 1992
Reddy, K.S.; Dutoit, J.-Cl.; Kovats, E. sz., Pair-wise interactions by gas chromatography. I. Interaction free enthalpies of solutes with non-associated primary alcohol groups, J. Chromatogr., 1992, 609, 1-2, 229-259, https://doi.org/10.1016/0021-9673(92)80167-S . [all data]

Dutoit, 1991
Dutoit, J., Gas chromatographic retention behaviour of some solutes on structurally similar polar and non-polar stationary phases, J. Chromatogr., 1991, 555, 1-2, 191-204, https://doi.org/10.1016/S0021-9673(01)87179-X . [all data]

Shatts, Avots, et al., 1977
Shatts, V.D.; Avots, A.A.; Belikov, V.A., Retention indices of alkylpyridines, Zh. Anal. Khim., 1977, 32, 4, 631-638. [all data]

Riedo, Fritz, et al., 1976
Riedo, F.; Fritz, D.; Tarján, G.; Kováts, E.Sz., A tailor-made C87 hydrocarbon as a possible non-polar standard stationary phase for gas chromatography, J. Chromatogr., 1976, 126, 63-83, https://doi.org/10.1016/S0021-9673(01)84063-2 . [all data]

Zhuravleva, Kapustin, et al., 1976
Zhuravleva, I.L.; Kapustin, Yu.P.; Golovnya, P.B., Retention indices of some isoaliphatic and heterocyclic nitrogenous bases, Zh. Anal. Khim., 1976, 31, 1378-1380. [all data]

Bark and Wheatstone, 1974
Bark, L.S.; Wheatstone, K.C., Studies in the relationship between molecular structure and chromatographic behaviour. Gas chromatographic study of monoalkylpyridines, J. Chromatogr., 1974, 92, 2, 281-289, https://doi.org/10.1016/S0021-9673(00)85738-6 . [all data]

Lu, Zhao, et al., 2004
Lu, X.; Zhao, M.; Kong, H.; Cai, J.; Wu, J.; Wu, M.; Hua, R.; Liu, J.; Xu, G., Characterization of cigarette smoke condensates by comprehensive two-dimensional gas chromatography/time-of-flight mass spectrometry (GC x GC/TOFMS) Part 2: Basic fraction, J. Sep. Sci., 2004, 27, 1-2, 101-109, https://doi.org/10.1002/jssc.200301659 . [all data]

Gautzsch and Zinn, 1996
Gautzsch, R.; Zinn, P., Use of incremental models to estimate the retention indexes of aromatic compounds, Chromatographia, 1996, 43, 3/4, 163-176, https://doi.org/10.1007/BF02292946 . [all data]

Premecz and Ford, 1987
Premecz, J.E.; Ford, M.E., Gas chromatographic separation of substituted pyridines, J. Chromatogr., 1987, 388, 23-35, https://doi.org/10.1016/S0021-9673(01)94463-2 . [all data]

Rostad and Pereira, 1986
Rostad, C.E.; Pereira, W.E., Kovats and Lee retention indices determined by gas chromatography/mass spectrometry for organic compounds of environmental interest, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1986, 9, 6, 328-334, https://doi.org/10.1002/jhrc.1240090603 . [all data]

Bonvehí, 2005
Bonvehí, J.S., Investigation of aromatic compounds in roasted cocoa powder, Eur. Food Res. Technol., 2005, 221, 1-2, 19-29, https://doi.org/10.1007/s00217-005-1147-y . [all data]

Bonvehi and Coll, 2003
Bonvehi, J.S.; Coll, F.V., Flavour index and aroma profiles of fresh and processed honeys, J. Sci. Food Agric., 2003, 83, 4, 275-282, https://doi.org/10.1002/jsfa.1308 . [all data]

Baltes and Bochmann, 1987
Baltes, W.; Bochmann, G., Model reactions on roast aroma formation. 1. Reaction of serine and threonine with sucrose under the conditions of coffee roasting and identification of new coffee aroma compounds, J. Agric. Food Chem., 1987, 35, 3, 340-346, https://doi.org/10.1021/jf00075a015 . [all data]

Li, Gao, et al., 2000
Li, R.; Gao, S.-G.; Xiang, B.-R., Using improved BP neural network in predicting GC retention indices, Computers appl. chem. (Chinese), 2000, 17, 1-2, 113-114. [all data]

Kim. J.H., Ahn, et al., 2004
Kim. J.H.; Ahn, H.J.; Yook, H.S.; Kim, K.S.; Rhee, M.S.; Ryu, G.H.; Byun, M.W., Color, flavor, and sensory characteristics of gamma-irradiated salted and fermented anchovy sauce, Radiation Phys. Chem., 2004, 69, 2, 179-187, https://doi.org/10.1016/S0969-806X(03)00400-6 . [all data]

Baltes and Bochmann, 1987, 2
Baltes, W.; Bochmann, G., Model reactions on roast aroma formations, V. Mass spectrometric identification of pyrifines, oxazoles, and carbocyclic compounds from the reaction of serine and threonine with sucrose under the conditions of coffee roasting, Z. Lebensm. Unters. Forsch., 1987, 185, 1, 5-9, https://doi.org/10.1007/BF01083331 . [all data]


Notes

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