PENG, Hua-Nan; PENG, Xiao-Ming; ZHENG, Da-Gui. p-Toluene Sulfonic Acid Catalyzed One-Pot Synthesis of Unsymmetrical 1,4-Dihydropyridines Derivatives via Hantzsch Reaction. Asian Journal of Chemistry, [S. l.], v. 23, n. 4, p. 1833–1837, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/10267. Acesso em: 24 nov. 2024.