New homochiral bis(oxazoline) ligands for asymmetric catalysis

Article abstract of DOI:10.1016/S0957-4166(97)00499-0

Several homochiral bis(oxazolines), with asymmetric centers on the oxazoline rings and on the side chains, were prepared from (1S,2S)-(+)-2-amino-1-phenyl-1,3-propanediol in high yields. Asymmetric cyclopropanation of styrene with ethyl diazoacetate in th