Eco-Friendly Modification of Fused Pyrimidine Derivatives via Lemon Juice Catalyzed Biginelli Reaction . International Journal of Aquatic Research and Environmental Studies, [S. l.], v. 6, n. S2, p. 317–324, 2026. DOI: 10.70102/ern7ts89. Disponível em: https://injoere.com/index.php/injoere/article/view/619. Acesso em: 18 jun. 2026.