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pro vyhledávání: '"Myungsoo Kim"'
Publikováno v:
Rapid Communications in Mass Spectrometry. 14:1717-1726
Gestrinone was studied by high performance liquid chromatography (HPLC) for screening and by gas chromatography/mass spectrometry (GC/MS) for confirmation. When the chromatograms of blank, spiked urine and dosed urine were compared by HPLC, two unkno
Publikováno v:
Rapid Communications in Mass Spectrometry. 12:1150-1160
Formation cyclic boronates for beta-blockers, by use of triethylamine (TEA) and pyridine as catalysts, gives more effective product yield. Eleven beta-blockers, formed by cyclic boronation with n-butylboronic acid and TEA, produced higher yields than