precursors or key reaction intermediates benefits the development of a wide range of reactions. Herein, we report a facile protocol for the synthesis of this compound through gold-catalyzed [2 + 1] cycloaddition of allenamides with sulfoxonium ylides. The reaction exhibited good functional group tolerance and high efficiency, affording the products in good to excellent yields with good diastereoisomerism
环丙基广泛存在于医药产品中,它们作为前体或关键反应中间体的应用有利于广泛反应的发展。在此,我们报告了一种通过
金催化的 [2 + 1]
烯丙胺与氧化亚叶立德的环加成反应合成该化合物的简便方案。该反应表现出良好的官能团耐受性和高效率,使产物具有良好的非对映异构性和良好的收率。磺酰胺基团和
金催化剂之间的空间位阻决定了形成的顺式-
环丙烷产物的主要构型。此外,醛可以在施密特反应条件下转化为酰胺,在还原条件下转化为醇。