![Direct liquid chromatographic enantioseparation of chiral α- and β-aminophosphonic acids employing quinine-derived chiral anion exchangers: determination of enantiomeric excess and verification of absolute configuration]()
Direct liquid chromatographic enantioseparation of chiral α- and β-aminophosphonic acids employing quinine-derived chiral anion exchangers: determination of enantiomeric excess and verification of absolute configurationElfriede Zarbl; Michael Lämmerhofer; Friedrich Hammerschmidt; Frank Wuggenig; Martin Hanbauer; Norbert M. Maier; Lisa Sajovic; Wolfgang Lindner · 2000