Access to enantiopure polycyclic β-lactams by Diels–Alder reaction of novel inner-outer-ring 2-(silyloxy)dienes with a carbacepham skeleton
作者:Benito Alcaide、Rosa M. de Murga、Carmen Pardo、Carolina Rodríguez-Ranera
DOI:10.1016/j.tetlet.2004.08.022
日期:2004.9
The synthesis of unprecedented inner-outer-ring 2-[tert-butyidimethylsilyloxy]dienes with a carbacepham structure in optically pure form and their totally pi-facial endo selective Diels-Alder reactions to structurally novel polycyclic beta-lactams is reported. (C) 2004 Published by Elsevier Ltd.