De Novo Asymmetric Synthesis of 8a-<i>epi</i>-Swainsonine
作者:Jason N. Abrams、Ravula Satheesh Babu、Haibing Guo、Dianna Le、Jennifer Le、Joshua M. Osbourn、George A. O'Doherty
DOI:10.1021/jo702476q
日期:2008.3.1
diastereocontrolled approach to 8a-epi-d-swainsonine has been developed from achiral furfural. The key step to this synthesis was a one-pot procedure for the hydrogenolytic removal of two protecting groups and two intramolecular reductive amination reactions. The absolute stereochemistry was introduced by asymmetric Noyori reduction of furfuryl ketone. This route relies on diastereoselective palladium-catalyzed