Kavitha Donthiboina, H. Namballa, Siddiq Pasha Shaik
Mar 7, 2018
Citations
0
Influential Citations
6
Citations
Journal
Organic & biomolecular chemistry
Abstract
An iodine promoted tandem oxidative condensation of benzylamines and 2-methylquinazolin-4-(3H)-ones was developed to yield imidazo[1,5-a]quinazolin-5(4H)-ones via dual C(sp3)-H amination under metal free conditions in a greener way using molecular oxygen as a terminal oxidant. This tandem transformation provides an efficient approach to construct various functionalized imidazo[1,5-a]quinazolin-5(4H)-ones in a straightforward manner via a sequential amination-oxidation-annulation-aromatisation.