Humaira Yasmeen Gondal; Muhammad Ali
(HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2013-10-20)
Six new diazotized derivatives of pharmacologically important azaheterocycles (2a-d, 4a-b) were prepared from their corresponding 5-amino benzimidazoles (1a-d) and benzimidazolones (3a-b). All new compounds have been ...