Reheim, M. A. M. A., Hafiz, I. S. A., & Mohamed, S. (2016). Utility of β-diketones in heterocyclic synthesis: Synthesis of new tetrahydro-pyrimidinethione, pyrazole, thiophene, dihydropyridine, dihydropyrane, pyridazine derivatives and investigation of their antimicrobial activity. European Journal of Chemistry, 7(3), 298–308. https://doi.org/10.5155/eurjchem.7.3.298-308.1447