Sequential oxidative additions of ortho-alkoxycarbonylmethylene or alkylamidomethylene-substituted aryl iodides, carbon monoxide insertion, reductive coupling with terminal alkynes, nucleophilic attack by the activated methylene group, and protonation with metal elimination afford the title compounds in a one-pot catalytic process.
的顺序氧化加成邻-alkoxycarbonylmethylene或alkylamidomethylene取代的芳基
碘化物,
一氧化碳插入,与末端
炔烃,由激活的亚甲基基团的亲核攻击还原偶联,质子化和用
金属消除得到标题化合物中的一釜催化方法。