A solvent-free mechanochemical reaction of alkylidene oxindoles with enamino esters via an iodine-promoted tandem Michael/cyclization sequence has been developed to provide a variety of spirocyclic oxindoles in moderate to good yields with excellent diastereoselectivities.
通过
碘促进的串联Michael/环化序列,开发了一种无溶剂的磨机
化学反应,用于将烯醇醛与烯
酮酯直接转化为各种螺环氧
吲哚产物,产率中等至良好,对映选择性极好。