The reaction of various aromatic nitriles with 1.1 equiv of Ti(Oi-Pr)(4) and 2.2 equiv of EtMgBr followed by addition of a Lewis acid gave 1-aryl cyclopropylamines in 43-76% yields. Under similar conditions, conjugated alkenenitriles afford 1-alkenylcyclopropylamines (42-65%).
各种芳族腈与1.1当量的Ti(Oi-Pr)(4)和2.2当量的EtMgBr的反应,然后加入
路易斯酸,以43-76%的收率得到1-芳基
环丙胺。在类似条件下,共轭烯腈提供1-烯基
环丙胺(42-65%)。