Solid phase synthesis of 2-substituted benzofurans via the palladium-catalysed heteroannulation of acetylenes
作者:Daniele Fancelli、Maria Chiara Fagnola、Dino Severino、Angelo Bedeschi
DOI:10.1016/s0040-4039(97)00301-8
日期:1997.3
The copper/palladium-promoted heteroannulation of terminal acetylenic compounds in the presence of resin bound ortho-hydroxy aryl iodides is described. The process produces a-substituted benzofuran derivatives in good yield and high purity. (C) 1997 Elsevier Science Ltd.