Pagilla, S., Kishore Kumar, A., Sunitha, V. and Bhavani, A.K.D. 2020. PPEG-mediated synthesis of 6-pyrazinyl-/fused pyrazinyl¬quinazolin-4(3H)-ones using Castro–Stephen coupling, oxidation and cyclocondensation reactions. Journal of the Serbian Chemical Society. 85, 5 (May 2020), 601–608. DOI:https://doi.org/10.2298/JSC190517014P.