Synthesis of 4-oxoindeno[1,2-b]pyrroles through copper-catalyzed tandem reactions of 1-(2-haloaryl)enones with isocyanides

Article abstract of DOI:10.1055/s-0030-1260171

Copper-catalyzed tandem reactions of 1-(2-haloaryl)-enones with isocyanides for the synthesis of 4-oxoindeno[1,2-b]pyrroles are described. Highly reactive cyclic organocopper intermediates are generated in the copper-catalyzed [3+2]-cycloaddition reaction