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2H-1-Benzopyran, 6,7-dimethoxy-2,2-dimethyl-


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, custom temperature program

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Column type Active phase I Reference Comment
CapillaryDB-51683.Lima, Barros, et al., 200530. m/0.25 mm/0.1 «mu»m, He; Program: 35C => 4C/min => 180C => 20C/min => 280C

Kovats' RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-Wax2373.Nébié, Yaméogo, et al., 200430. m/0.25 mm/0.25 «mu»m, 2. K/min, 240. C @ 40. min; Tstart: 40. C

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-11634.Xu, Tang, et al., 201030. m/0.25 mm/0.25 «mu»m, Helium, 50. C @ 2. min, 4. K/min, 220. C @ 2. min
CapillaryHP-5 MS1656.Capetanos, Saroglou, et al., 200730. m/0.32 mm/0.25 «mu»m, Helium, 60. C @ 5. min, 4. K/min; Tend: 280. C
CapillaryDB-51659.Lopez Arze, Collin, et al., 200430. m/0.25 mm/0.25 «mu»m, 40. C @ 2. min, 2. K/min, 210. C @ 33. min

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-11659.Xu, Tang, et al., 201030. m/0.25 mm/0.25 «mu»m, Helium; Program: not specified

Normal alkane RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillarySupelcowax-102412.Lopez Arze, Collin, et al., 200430. m/0.25 mm/0.25 «mu»m, 40. C @ 2. min, 2. K/min, 210. C @ 33. min
CapillaryCarbowax 20M2396.Kasali, Winterhalter, et al., 200230. m/0.25 mm/0.325 «mu»m, He, 4. K/min, 215. C @ 20. min; Tstart: 50. C

References

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

Lima, Barros, et al., 2005
Lima, M.A.S.; Barros, M.C.P.; Pinheiro, S.M.; do Nascimento, R.F.; de Abreu Matos, F.J.; Silveira, E.R., Volatile compositions of two Asteraceae from the north-east of Brazil: Ageratum conyzoides and Acritopappus confertus (Eupatorieae), Flavour Fragr. J., 2005, 20, 6, 559-561, https://doi.org/10.1002/ffj.1483 . [all data]

Nébié, Yaméogo, et al., 2004
Nébié, R.H.C.; Yaméogo, R.T.; Bélanger, A.; Sib, F.S., Composition chimique des huiles essentielles d'Ageratum conyzoïdes du Burkina Faso, C.R. Chim., 2004, 7, 10-11, 1019-1022, https://doi.org/10.1016/j.crci.2003.12.027 . [all data]

Xu, Tang, et al., 2010
Xu, X.; Tang, Z.; Liang, Y., Comparative analysis of plant essential oils by GC-MS coupled with integrated chemometric resolution methods, Anal. Methods, 2010, 2, 4, 359-367, https://doi.org/10.1039/b9ay00213h . [all data]

Capetanos, Saroglou, et al., 2007
Capetanos, C.; Saroglou, V.; Marin, P.D.; Simic, A.; Skaltsa, H.D., Essential oil snalysis of two endemic Eringium species from Serbia, J. Serb. Chem. Soc., 2007, 72, 10, 961-965, https://doi.org/10.2298/JSC0710961C . [all data]

Lopez Arze, Collin, et al., 2004
Lopez Arze, J.B.; Collin, G.; Garneau, F.-X.; Jean, F.-I.; Gagnon, H., Essential oils from Bolivia. II. Asteraceae: Ophryosporus heptanthus (Wedd.) H. Rob. et King, J. Essent. Oil Res., 2004, 16, 4, 374-376, https://doi.org/10.1080/10412905.2004.9698747 . [all data]

Kasali, Winterhalter, et al., 2002
Kasali, A.A.; Winterhalter, P.; Adio, A.M.; Knapp, H.; Bonnlander, B., Chromenes in Ageratum conyzoides L., Flavour Fragr. J., 2002, 17, 4, 247-250, https://doi.org/10.1002/ffj.1099 . [all data]


Notes

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