Pai, Nandini, Krishnakant Waghmode, and Dileep Khandekar. “Microwave Promoted Solvent-Free Biginelli Reaction for the One Pot Synthesis of Dihydropyrimidin-2-(1H)-Ones Catalyzed by Sulfamic Acid”. Asian Journal of Chemistry 23, no. 12 (September 26, 2011): 5217–5219. Accessed November 25, 2024. https://asianpubs.org/index.php/ajchem/article/view/11131.