Efficient assembly of novel indolo quinoxaline architectures utilizing isatin through condensation and cyclization process

Ramakrishna Mission Vivekananda College, Mylapore, Chennai-600 004, India

E-mail : smuniraj@rkmvc.ac.in

Department of Biotechnology, IIT-Madras, Chennai-600 036, India

E-mail : mukeshd@iitm.ac.in

An efficient and rapid protocol for the assemblage of quinoxaline architectures via condensation of N-alky-lated isatin derivatives with o-phenylenediamine (OPDA) utilizing acetic acid as mild catalyst and the reaction accomplished in good yield