Setty, Chinnayya, N. Krishnarao, B. V. Durgarao, V. Narasingrao, P. Ramalakshmi, and Shaik Lakshman. 2021. “Bio Active Solvent Free Synthesis of 7,7-Dimethyl-4-Phenyl -Tetra Hydro Quinazaloine-(1H,3H)- 2,5-Diones Derivatives Employing Methanesulfonic Acid”. Challenges and Advances in Chemical Science Vol. 7, December, 130-39. https://doi.org/10.9734/bpi/cacs/v7/13520D.