Synthesis of pyrazolo[5,1-a]isoquinolines via silver(i)–rhodium(i) cooperative catalysis in the reaction of N′-(2-alkynylbenzylidene)hydrazide with cycloprop-2-ene-1,1-dicarboxylate†
Abstract
A tandem reaction between N′-(2-alkynylbenzylidene)hydrazide and cycloprop-2-ene-1,1-dicarboxylate co-catalyzed by