Solvent-free reactions of allylic alcohols with various nucleophiles including indoles, sulfamides and anilines were efficiently achieved in the presence of 20% ZnBr2 under high-speed vibration milling conditions, and the products were obtained in good to excellent yields with the formation of water as the only byproduct.
无溶剂条件下,在高速振动研磨条件下,使用20% ZnBr2作为催化剂,
烯丙醇与包括
吲哚、磺酰胺和
苯胺在内各种亲核试剂的反应高效进行,并以
水作为唯一副产物,获得了良好至优异的产率。