机译:Polymer-boundN-alkylnorephedrines as efficient chiral catalysts for the enantioselective addition of dialkylzincs to both aromatic and aliphatic aldehydes
机译:1,2- and 1,3-Diamine exchange between substituted 4,5-dihydroimidazoles and 1,4,5,6-tetrahydropyrimidines: routes to benzimidazoles, dihydroimidazoles, and tetrahydropyrimidines