Organocatalytic asymmetric multi-component [C+NC+CC] synthesis of highly functionalized pyrrolidine derivatives
作者:Ismail Ibrahem、Ramon Rios、Jan Vesely、Armando Córdova
DOI:10.1016/j.tetlet.2007.07.031
日期:2007.9
and enantioselective organocatalytic [C+NC+CC] coupling process between aldehydes, dialkyl 2-aminomalonates and α,β-unsaturated aldehydes is presented. The reaction gives access to highly functionalized pyrrolidine derivatives in good yields with >10:1 dr and 90–98% ee.
提出了醛,2-氨基丙二酸二烷基酯和α,β-不饱和醛之间的高度化学和对映选择性的有机催化[C + NC + CC]偶联过程。该反应可以以高产率获得高功能化的吡咯烷衍生物,dr> 10:1,ee为90-98%。