Geranyl isovalerate


Kovats' RI, non-polar column, temperature ramp

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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-5MSBP-1BP-1Cross-Linked MethylsiliconeBP-1
Column length (m) 30.30.30.50.25.
Carrier gas He  HeN2
Substrate      
Column diameter (mm) 0.250.320.320.20.55
Phase thickness (μm) 0.250.250.250.250.25
Tstart (C) 50.60.60.100.60.
Tend (C) 250.245.245.280.220.
Heat rate (K/min) 3.5.5.4.5.
Initial hold (min) 10.    
Final hold (min) 5.10.10. 15.
I 1604.1582.1582.1585.1579.
ReferenceAsuming, Beauchamp, et al., 2005Rajeswara Rao, Kaul, et al., 2005Rao, Kaul, et al., 2005Rajeswara Rao, Kaul, et al., 2002Jain, Aggarwal, et al., 2001
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillary
Active phase BP-1BP-1Methyl Silicone
Column length (m) 25.25.25.
Carrier gas N2N2N2
Substrate    
Column diameter (mm) 0.500.250.5
Phase thickness (μm) 0.25  
Tstart (C) 60.60.60.
Tend (C) 220.220.220.
Heat rate (K/min) 5.5.5.
Initial hold (min)    
Final hold (min) 10.  
I 1583.1578.1580.
ReferenceRao, Sastry, et al., 2000Kulkarni, Mallavarapu, et al., 1998Mallavarapu, Rao, et al., 1998
Comment MSDC-RI MSDC-RI MSDC-RI

References

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

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

Asuming, Beauchamp, et al., 2005
Asuming, W.A.; Beauchamp, P.S.; Descalzo, J.T.; Dev, B.C.; Dev, V.; Frost, S.; Ma, C.W., Essential oil composition of four Lomatium Raf. species and their chemotaxonomy, Biochem. Syst. Ecol., 2005, 33, 1, 17-26, https://doi.org/10.1016/j.bse.2004.06.005 . [all data]

Rajeswara Rao, Kaul, et al., 2005
Rajeswara Rao, B.R.; Kaul, P.N.; Syamasundar, K.V.; Ramesh, S., Chemical profiles of primary and secondary essential oils of palmarosa (Cymbopogon martinii (Roxb.) Wats var. motia Burk.), Ind. Crops Prod., 2005, 21, 1, 121-127, https://doi.org/10.1016/j.indcrop.2004.02.002 . [all data]

Rao, Kaul, et al., 2005
Rao, B.R.R.; Kaul, P.N.; Syamasundar, K.V.; Ramesh, S., Chemical profiles of primary and secondary essential oils of palmarosa (Cymbopogon martinii (Roxb.) Wats var. motia Burk.), Ind. Crops Prod., 2005, 21, 1, 121-127, https://doi.org/10.1016/j.indcrop.2004.02.002 . [all data]

Rajeswara Rao, Kaul, et al., 2002
Rajeswara Rao, B.R.; Kaul, P.N.; Syamasundar, K.V.; Ramesh, S., Water soluble fractions of rose scented geranium (Pelargonium species) essential oil, Bioresour. Technol., 2002, 84, 3, 243-246, https://doi.org/10.1016/S0960-8524(02)00057-3 . [all data]

Jain, Aggarwal, et al., 2001
Jain, N.; Aggarwal, K.K.; Syamasundar, K.V.; Srivastava, S.K.; Kumar, S., Essential oil composition of geranium (Pelargonium sp.) from the plains of Northern India, Flavour Fragr. J., 2001, 16, 1, 44-46, https://doi.org/10.1002/1099-1026(200101/02)16:1<44::AID-FFJ943>3.0.CO;2-X . [all data]

Rao, Sastry, et al., 2000
Rao, B.R.R.; Sastry, K.P.; Saleem, S.M.; Rao, E.V.S.P.; Syamasundar, K.V.; Ramesh, S., Volatile flower oils of three genotypes of rose-scented geranium (Pelargonium sp.), Flavour Fragr. J., 2000, 15, 2, 105-107, https://doi.org/10.1002/(SICI)1099-1026(200003/04)15:2<105::AID-FFJ875>3.0.CO;2-G . [all data]

Kulkarni, Mallavarapu, et al., 1998
Kulkarni, R.N.; Mallavarapu, G.R.; Baskaran, K.; Ramesch, S.; Kumar, S., Composition of the essential oils of two isomenthone-rich variants of geranium (Pelargonium sp.), Flavour Fragr. J., 1998, 13, 6, 389-392, https://doi.org/10.1002/(SICI)1099-1026(199811/12)13:6<389::AID-FFJ757>3.0.CO;2-2 . [all data]

Mallavarapu, Rao, et al., 1998
Mallavarapu, G.R.; Rao, B.R.R.; Kaul, P.N.; Ramesh, S.; Bhattacharya, A.K., Volatile constituents of the essential oils of the seeds and the herb of palmarosa (Cymbopogon martinii (Roxb.) Wats. var. motia Burk.), Flavour Fragr. J., 1998, 13, 3, 167-169, https://doi.org/10.1002/(SICI)1099-1026(199805/06)13:3<167::AID-FFJ719>3.0.CO;2-B . [all data]


Notes

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