Benzaldehyde, 4-(1-methylethyl)-

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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 DB-5DB-5DB-5DB-5SPB-1
Column length (m) 30.30.30.30.30.
Carrier gas HeHeHeH2He
Substrate      
Column diameter (mm) 0.250.260.260.250.32
Phase thickness (μm) 0.250.250.250.250.25
Tstart (C) 60.60.60.40.50.
Tend (C)  246.246.280.250.
Heat rate (K/min) 3.3.3.4.2.
Initial hold (min)     2.
Final hold (min)    30.5.
I 1240.1242.1239.1246.1218.
ReferenceLucero, Fredrickson, et al., 2006Adams, Morris, et al., 2005Adams and Nguyen, 2005Avato, Raffo, et al., 2004Behera, Nagarajan, et al., 2004
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase SPB-5HP-5MSDB-5DB-5BP-1
Column length (m) 60.30.25.30.30.
Carrier gas HeHeHe N2
Substrate      
Column diameter (mm) 0.320.250.220.250.32
Phase thickness (μm) 1.0.250.250.50.25
Tstart (C) 60.60.60.50.60.
Tend (C) 200.280.240.250.220.
Heat rate (K/min) 4.3.3.7.5.
Initial hold (min)    3. 
Final hold (min) 30.  10.13.
I 1249.1226.1257.1243.11202.
ReferenceGauvin, Lecomte, et al., 2004Gkinis, Tzakou, et al., 2003El-Ghorab, Fadel, et al., 2002El-Massry, El-Ghorab, et al., 2002Shawl, Srivastava, et al., 2002
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase HP-5DB-5DB-5DB-5Methyl Silicone
Column length (m) 30.30.30.30.30.
Carrier gas HeHeHeHeHe
Substrate      
Column diameter (mm) 0.250.260.260.250.32
Phase thickness (μm) 0.250.250.250.250.25
Tstart (C) 60.60.60.60.60.
Tend (C) 280.240.246.240.250.
Heat rate (K/min) 3.3.3.4.2.
Initial hold (min)     2.
Final hold (min)     5.
I 1239.1239.1239.1237.1211.
ReferenceTzakou and Couladis, 2001Adams, 2000Adams, 2000, 2da Silva, Zoghbi, et al., 1999Adegoke, Rao, et al., 1998
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillary
Active phase DB-5BPX-5
Column length (m) 30.50.
Carrier gas HeN2
Substrate   
Column diameter (mm) 0.250.22
Phase thickness (μm) 0.250.25
Tstart (C) 40.60.
Tend (C) 250.185.
Heat rate (K/min) 2.2.
Initial hold (min) 5.10.
Final hold (min) 20. 
I 1188.1237.
Referencede Feo, Porta, et al., 1998Fournier, Hadjiakhoondi, et al., 1997
Comment 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.

Lucero, Fredrickson, et al., 2006
Lucero, M.E.; Fredrickson, E.L.; Estell, R.E.; Morrison, A.A.; Richman, D.B., Volatile Composition of Gutierrezia sarothrae (Broom Snakeweed) as Determined by Steam Distillation and Solid Phase Microextraction, J. Essent. Oil Res., 2006, 18, 2, 121-125, https://doi.org/10.1080/10412905.2006.9699039 . [all data]

Adams, Morris, et al., 2005
Adams, R.P.; Morris, J.A.; Pandey, R.N.; Schwarzbach, A.E., Cryptic speciation between Juniperus deltoides and Juniperus oxycedrus (Cupressaceae) in the Mediterranean, Biochem. Syst. Ecol., 2005, 33, 8, 771-787, https://doi.org/10.1016/j.bse.2005.01.001 . [all data]

Adams and Nguyen, 2005
Adams, R.P.; Nguyen, S., Infra-specific variation in Juniperus deppeana and F. Sperryi in the Davis Mountains of Texas: variation in leaf essential oils and random amplified polymorphic DNAS (RAPDS), Phytologia, 2005, 87, 2, 96-108. [all data]

Avato, Raffo, et al., 2004
Avato, P.; Raffo, F.; Aldouri, N.A.; Vartanian, S.T., Essential oils of varthemia iphionoides from Jordan, Flavour Fragr. J., 2004, 19, 6, 559-561, https://doi.org/10.1002/ffj.1351 . [all data]

Behera, Nagarajan, et al., 2004
Behera, S.; Nagarajan, S.; Rao, L.J.M., Microwave heating and conventional roasting of cumin seeds (Cuminum cyminum L.) and effect on chemical composition of volatiles, Food Chem., 2004, 87, 1, 25-29, https://doi.org/10.1016/j.foodchem.2003.10.012 . [all data]

Gauvin, Lecomte, et al., 2004
Gauvin, A.; Lecomte, H.; Smadja, J., Comparative investigations of the essential oils of two scented geranium (Pelargonium spp.) cultivars grown on Reunion Island, Flavour Fragr. J., 2004, 19, 5, 455-460, https://doi.org/10.1002/ffj.1354 . [all data]

Gkinis, Tzakou, et al., 2003
Gkinis, G.; Tzakou, O.; Iliopoulou, D.; Roussis, V., Chemical Composition and Biological Activity of Nepeta parnassica Oils and Isolated Nepetalactones, Z. Naturforsch. C:, 2003, 58, 681-686. [all data]

El-Ghorab, Fadel, et al., 2002
El-Ghorab, A.H.; Fadel, H.M.; El-Massry, K.F., The Egyptian Eucalyptus camaldulensis var. brevirostris: chemical compositions of the fruit volatile oil and antioxidant activity, Flavour Fragr. J., 2002, 17, 4, 306-312, https://doi.org/10.1002/ffj.1085 . [all data]

El-Massry, El-Ghorab, et al., 2002
El-Massry, K.F.; El-Ghorab, A.H.; Farouk, A., Antioxidant activity and volatile components of Egyptian Artemisia judaica L., Food Chem., 2002, 79, 3, 331-336, https://doi.org/10.1016/S0308-8146(02)00164-4 . [all data]

Shawl, Srivastava, et al., 2002
Shawl, A.S.; Srivastava, S.K.; Syamasundar, K.V.; Tripathi, S.; Raina, V.K., Essential oil composition of Achillea millefolium L. growing wild in Kashmir, India, Flavour Fragr. J., 2002, 17, 3, 165-168, https://doi.org/10.1002/ffj.1074 . [all data]

Tzakou and Couladis, 2001
Tzakou, O.; Couladis, M., The essential oil of Micromeria graeca (L.) Bentham et Reichenb. growing in Greece, Flavour Fragr. J., 2001, 16, 2, 107-109, https://doi.org/10.1002/ffj.955 . [all data]

Adams, 2000
Adams, R.P., Systematics of Juniperus section Juniperus based on leaf essential oils and random amplified polymorphic DNAs (RAPDs), Biochem. Syst. Ecol., 2000, 28, 6, 515-528, https://doi.org/10.1016/S0305-1978(99)00089-7 . [all data]

Adams, 2000, 2
Adams, R.P., The serrate leaf margined Juniperus (Section Sabina) of the western hemisphere: systematics and evolution based on leaf essential oils and Random Amplified Polymorphic DNAs (RAPDs), Biochem. Syst. Ecol., 2000, 28, 10, 975-989, https://doi.org/10.1016/S0305-1978(00)00022-3 . [all data]

da Silva, Zoghbi, et al., 1999
da Silva, M.H.L.; Zoghbi, M.G.B.; Andrade, E.H.A.; Maia, J.G.S., The essential oils of Peperomia pellucida Kunth and P. circinnata link var. circinnata, Flavour Fragr. J., 1999, 14, 5, 312-314, https://doi.org/10.1002/(SICI)1099-1026(199909/10)14:5<312::AID-FFJ835>3.0.CO;2-B . [all data]

Adegoke, Rao, et al., 1998
Adegoke, G.O.; Rao, L.J.M.; Shankaracharya, N.B., A comparison of the essential oils of Aframomum daniellii (Hook. f.) K. Schum. and Amomum subulatum Roxb, Flavour Fragr. J., 1998, 13, 5, 349-352, https://doi.org/10.1002/(SICI)1099-1026(1998090)13:5<349::AID-FFJ758>3.0.CO;2-O . [all data]

de Feo, Porta, et al., 1998
de Feo, V.; Porta, G.D.; Urrunaga Soria, E.; Urrunaga Soria, R.; Senatore, F., Composition of the essential oil of Tagetes filifolia Lag., Flavour Fragr. J., 1998, 13, 3, 145-147, https://doi.org/10.1002/(SICI)1099-1026(199805/06)13:3<145::AID-FFJ707>3.0.CO;2-Q . [all data]

Fournier, Hadjiakhoondi, et al., 1997
Fournier, G.; Hadjiakhoondi, A.; Leboeuf, M.; Cavé, A.; Charles, B., Essential oils of annonaceae. Part VII. Essential oils of Monanthotaxis declina (Sprague) verdcourt and Unonopsis guatterioides R. E. Fries, Flavour Fragr. J., 1997, 12, 2, 95-98, https://doi.org/10.1002/(SICI)1099-1026(199703)12:2<95::AID-FFJ611>3.0.CO;2-Z . [all data]


Notes

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