A Solvent-Free and One-Pot Strategy for Ecocompatible Synthesis of Substituted Benzofurans from Various Salicylaldehydes, Secondary Amines, and Nonactivated Alkynes Catalyzed by Copper(I) Oxide Nanoparticles
A Solvent-Free and One-Pot Strategy for Ecocompatible Synthesis of Substituted Benzofurans from Various Salicylaldehydes, Secondary Amines, and Nonactivated Alkynes Catalyzed by Copper(I) Oxide Nanoparticles