Professor: 29th March 2013-Till date Department of Chemistry, University of Delhi, Delhi, India
Professor: 21st January 2015-18th November 2015 (on Lien from DU) School of Physical Sciences, Jawaharlal Nehru University, Delhi, India
Associate Professor : 29th March 2010-28th March 2013 Department of Chemistry, University of Delhi, Delhi, India
156. Copper-Catalyzed Regioselective Hydroamination and Dual Annulation of 2‑Alkynyl Indole-3-carbonitriles: An Assembly of Functionalized Amino-Benzo[h]indolo[3,2‑c][1,6]naphthyridines.

155. Base-Mediated Modular Synthesis of Amino-aroyl-naphthalenes, Quinolines, and Carbazoles from 2-(Alkynyl)carbonitriles.

154. NBS-Promoted Synthesis of Maleimides by Oxidative Dearomatization of Pyrroles: Mechanistic Investigations Using Online MS in Real-Time.
