SAMI, M. H.; YOUNIS, S. K. Selective approaches to synthesize a new series of fused 4-amino pyrimidine derivatives by using of 4- amino nicotino nitrile as an effective precursor. International journal of health sciences, [S. l.], v. 6, n. S9, p. 2832–2843, 2022. DOI: 10.53730/ijhs.v6nS9.13134. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/13134. Acesso em: 8 apr. 2025.