A regioselective reductive cleavage of benzylidene acetal: stereoselective synthesis of N-Boc-protected cis-(2R,3S)-3-hydroxy pipecolic acid
作者:Ponminor Senthil Kumar、Sundarababu Baskaran
DOI:10.1016/j.tetlet.2009.03.007
日期:2009.7
A stereoselective synthesis of N-Boc-protected cis-(2R,3S)-3-hydroxy pipecolic acid, starting from d-glucose is described. The key step in the overall synthesis is a highly regioselectivereductivecleavage of benzylidene acetal 13 leading to hydroxymethyl piperidine derivative 14.