Ytterbium triflate catalyzed synthesis of alkoxy-substituted donor-acceptor cyclobutanes and their formal [4 + 2] cycloaddition with imines: stereoselective synthesis of piperidines.
Moustafa
Mahmoud M Abd Rabo
MM
Department of Chemistry, The University of Western Ontario, London, Ontario N6A 5B7, Canada.
Pagenkopf
Brian L
BL