Enantioselective construction of the central [3.2.1] oxa-bicyclic core of hedyosumins A–C was achieved via an enantioselective Diels–Alder reaction and a platinum(II)-catalyzed 1,3-dipolar [3+2] cycloaddition as key steps, which leads to the asymmetric total synthesis of hedyosumins A-C.
通过对映选择性 Diels-Alder 反应和
铂 (II) 催化的 1,3-偶极 [3+2] 环加成作为关键步骤,实现了 hedyosumins A-C 中心 [3.2.1]
氧杂双环核心的对映选择性构建,这导致 hedyosumins AC 的不对称全合成。