title: Direct separation of alpha-hydroxycarboxylic acid ester enantiomers by gas chromatography with optically active copper(II) complexes.
mesh_terms: D002849:Chromatography, Gas / Q000379:methods*; D003300:Copper; D008401:Gas Chromatography-Mass Spectrometry; D066298:In Vitro Techniques; D007773:Lactates / Q000032:analysis*
chemical_list: D007773:Lactates; C028444:methyl lactate; C028445:isobutyl lactate; D003300:Copper; C015866:ethyl lactate