carbonyl compounds to enynes yielding 2‐oxabicyclo[3.1.0]hexanes with four stereogenic centers, is presented. The reaction proceeds with very high diastereoselectivity. The scope of the reaction has been investigated. In addition, experiments and DFT calculations concerning mechanistic aspects were carried out. The reaction course varies with the substitution pattern of the alkene moiety of the starting
完整介绍了最近发现的
金(I)催化的反应,即羰基化合物与烯炔的环加成反应,生成带有四个立体异构中心的2-氧杂
双环[3.1.0]己烷。反应以非常高的非对映选择性进行。已经研究了反应范围。此外,还进行了有关机械方面的实验和DFT计算。反应过程随起始烯炔的烯烃部分的取代方式而变化。支链烯烃生成2-氧杂
双环[3.1.0]己烷;在末端取代的烯烃上引入两个羰基组分,得到六氢环戊[ d ] [1,3]二恶英。