A series of novel N-alkylcarbazol–propargylamine hybrids were designed and synthesized by CuIBr-catalyzed A3-coupling of N-octylcarbazol-3-carbaldehyde, amines, and alkynes. The tri-substituted propargyl amines decorated with carbazole moiety were obtained under solvent-free… Click to show full abstract
A series of novel N-alkylcarbazol–propargylamine hybrids were designed and synthesized by CuIBr-catalyzed A3-coupling of N-octylcarbazol-3-carbaldehyde, amines, and alkynes. The tri-substituted propargyl amines decorated with carbazole moiety were obtained under solvent-free conditions in good to moderate yields. Furthermore, the scope of the method was studied, which was found to be applicable to primary aliphatic and aromatic amines. Also, a large variety of substituents both on alkynes and anilines are well tolerated.
               
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