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Consequences of the formation of 3,4-dimethyl-5-phenyl-1,3-oxazolidine on the analysis of ephedrines in urine by gas chromatography and a new method for confirmation as N-trifluoroacetyl-O-t-butyldimethylsilyl ether derivatives.
Sardela VF, Sardela PD, Pereira HM, Aquino Neto FR. Sardela VF, et al. Among authors: pereira hm. J Chromatogr A. 2011 Mar 4;1218(9):1266-72. doi: 10.1016/j.chroma.2010.12.120. Epub 2011 Jan 8. J Chromatogr A. 2011. PMID: 21256502
Identification of sympathomimetic alkylamine agents in urine using liquid chromatography-mass spectrometry and comparison of derivatization methods for confirmation analyses by gas chromatography-mass spectrometry.
Sardela VF, Sardela PD, Deventer K, Araujo AL, Cavalcante KM, Padilha MC, Pereira HM, Van Eenoo P, Aquino Neto FR. Sardela VF, et al. Among authors: pereira hm. J Chromatogr A. 2013 Jul 12;1298:76-85. doi: 10.1016/j.chroma.2013.05.016. Epub 2013 May 13. J Chromatogr A. 2013. PMID: 23746644
185 results