and dioxindoles was developed, giving the spirocyclic oxindole-γ-lactones bearing two contiguous tetrasubstituted stereocenters in good yields with excellent diastereoselectivities and good enantioselectivities.
开发了氧化的N-杂环卡宾催化的β,β-二取代的烯醛和二恶
吲哚的[3 + 2]环化反应,使螺环的羟
吲哚-γ-内酯具有两个连续的四取代的立体中心,且收率高,具有出色的非对映选择性和良好的对映选择性。