Samy B Said, Abdel-Razik HH and Elezaby RF
Vilsmier-Haack formylation of 5-bromo-2,3-diphenyl indole afforded 6- formyl derivative which was subjected to various condensation reactions that finally gave heterocyclic rings bounded to the starting compound at position 6. Biological screening of the synthesized compounds revealed that some of it has antibacterial activity.