Methyl isovalerate

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

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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 HP-5SLB-5 MSSLB-5 MSSE-30DB-5
Column length (m) 60.30.30. 30.
Carrier gas HeliumHeliumHelium Helium
Substrate      
Column diameter (mm) 0.250.250.25 0.32
Phase thickness (μm) 0.250.250.25 0.25
Program 30 0C (2 min) 2 0Cmin -> 60 0C 10 0C/min -> 100 0C 20 0C/min -> 140 0C 10 0C/min -> 200 0C (10 min)50 0C 3 0C/min -> 250 0C (1 min) 10 0C/min -> 300 0C (5 min)not specifiednot specified40 0C (2 min) 40 0C/min -> 60 0C (2 min) 6 0C/min -> 180 0C 10 0C/min -> 240 0C (5 min)
I 776.773.772.763.773.
ReferenceRotsatschakul, Visesanguan, et al., 2009Costa, De Fina, et al., 2008Costa, De Fina, et al., 2008Liu, Liang, et al., 2007Tokitomo, Steihaus, et al., 2005
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase DB-5MSSE-30Methyl SiliconeDB-1DB-1
Column length (m) 30.  30.30.
Carrier gas He   H2
Substrate      
Column diameter (mm) 0.25  0.250.25
Phase thickness (μm) 0.25  0.250.25
Program 40C => 2C/min => 60C => 4C/min => 260Cnot specifiednot specifiednot specified30C (2min) => 2C/min => 150C => 4C/min => 250C
I 793.764.761.766.754.
ReferenceMaia, Andrade, et al., 2004Vinogradov, 2004Estrada and Gutierrez, 1999Marlatt, Ho, et al., 1992Takeoka, Flath, et al., 1988
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type Capillary
Active phase DB-1
Column length (m) 30.
Carrier gas H2
Substrate  
Column diameter (mm) 0.25
Phase thickness (μm) 0.25
Program 30C (2min) => 2C/min => 150C => 4C/min => 250C
I 758.
ReferenceTakeoka, Flath, et al., 1988
Comment MSDC-RI

References

Go To: Top, Normal alkane RI, non-polar column, custom temperature program, Notes

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

Rotsatschakul, Visesanguan, et al., 2009
Rotsatschakul, P.; Visesanguan, W.; Smitinont, T.; Chaiseri, S., Changes in volatile compounds during fermentation of nham (Thai fermented sausage), Int. Food Res. J., 2009, 16, 391-414. [all data]

Costa, De Fina, et al., 2008
Costa, R.; De Fina, M.R.; Valentino, M.R.; Rustaiyan, A.; Dugo, P.; Dugo, G.; Mondello, L., An investigation on the volatile composition of some Artemisia species from Iran, Flavour Fragr. J., 2008, 24, 2, 75-82, https://doi.org/10.1002/ffj.1919 . [all data]

Liu, Liang, et al., 2007
Liu, F.; Liang, Y.; Cao, C.; Zhou, N., QSPR study of GC retention indices for saturated esters on seven stationary phases based on novel topological indices, Talanta, 2007, 72, 4, 1307-1315, https://doi.org/10.1016/j.talanta.2007.01.038 . [all data]

Tokitomo, Steihaus, et al., 2005
Tokitomo, Y.; Steihaus, M.; Buttner, A.; Schieberle, P., Odor-Active Constituents in Fresh Pineapple (ananas comosus [L.] Merr.) by Quamtitative and Sensory Evaluations, Biosci. Biotechnol, Biochem,, 2005, 69, 7, 1323-1330, https://doi.org/10.1271/bbb.69.1323 . [all data]

Maia, Andrade, et al., 2004
Maia, J.G.S.; Andrade, E.H.A.; Zoghbi, M.G.B., Aroma volatiles from two fruit varieties of jackfruit (Artocarpus heterophyllus Lam.), Food Chem., 2004, 85, 2, 195-197, https://doi.org/10.1016/S0308-8146(03)00292-9 . [all data]

Vinogradov, 2004
Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]

Estrada and Gutierrez, 1999
Estrada, E.; Gutierrez, Y., Modeling chromatographic parameters by a novel graph theoretical sub-structural approach, J. Chromatogr. A, 1999, 858, 2, 187-199, https://doi.org/10.1016/S0021-9673(99)00808-0 . [all data]

Marlatt, Ho, et al., 1992
Marlatt, C.; Ho, C.-T.; Chien, M., Studies of aroma constituents bound as glycosides in tomato, J. Agric. Food Chem., 1992, 40, 2, 249-252, https://doi.org/10.1021/jf00014a016 . [all data]

Takeoka, Flath, et al., 1988
Takeoka, G.R.; Flath, R.A.; Güntert, M.; Jennings, W., Nectarine volatiles: vacuum steam distillation versus headspace sampling, J. Agric. Food Chem., 1988, 36, 3, 553-560, https://doi.org/10.1021/jf00081a037 . [all data]


Notes

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