Immobilization of (l)-valine and (l)-valinol on SBA-15 nanoporous silica and their application as chiral heterogeneous ligands in the Cu-catalyzed asymmetric allylic oxidation of alkenes
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DOI: 10.1039/d1nj02580e
Abstract: Chiral heterogeneous ligands AL*-i-Pr-SBA-15 and AA*-i-Pr-SBA-15 were synthesized and then used in Cu-catalyzed asymmetric allylic oxidation of alkenes. Allylic esters with moderate enantiomeric excess and good yields were obtained. read more here.
Keywords: chiral heterogeneous; catalyzed asymmetric; asymmetric allylic; heterogeneous ligands ... See more keywords