ee's when Jorgensen catalyst IV was used in the process, giving rise to the enantioselective formation of several five- and six-membered heterocycles. The developed methodology was applied to the synthesis of three piperidine alkaloids.
当在该方法中使用Jorgensen催化剂IV时,在有机催化条件下,带有较远的α,β-不饱和醛基的
氨基甲酸酯的分子内aza-Michael反应发生时,收率和ee均很好,从而产生了几个5和6的对映选择性形成。元杂环。所开发的方法应用于三种
哌啶生物碱的合成。