The reaction of α-alkoxycycloalkanone oxime acetates 1 with organoaluminium reagents caused Beckmann fragmentation and subsequent carbonâcarbon bond formation to give various types of Ï-cyano-α-alkyl (or alkynyl)ethers 2 in high yields.
δ-烷氧基环烷酮
肟醋酸酯 1 与
有机铝试剂反应后会发生贝克曼破碎,随后形成碳碳键,从而高产率地得到各种类型的Ï-
氰基-δ-烷基(或炔基)醚 2。