Regiocontrolled set promoted photocyclisation of 2-alkyl-1-piperidine and pyrrolidine propanols: stereoselective synthesis of cis-α,α′-dialkyl piperidines and pyrrolidines via tetrahydro-1,3-oxazines
作者:Ganesh Pandey、P.Yella Reddy、U.T. Bhalerao
DOI:10.1016/s0040-4039(00)93451-8
日期:1991.9
Photocyclisation of amino alcohols (1a-c) to (4a-c) via generated iminium cation by photoinduced SET reaction and their utility in the stereoselective synthesis of cis-α-α′-dialkyl piperidines and pyrrolidines is described.