IBRAHIM, Magdy Ahmed Mohamed. Synthesis and characterization of new chromeno[2,3-b]pyridines via the Friedländer reactions of 8-allyl-2-amino-4-oxo-4H-chromene-3-carboxaldehyde. European Journal of Chemistry, [S. l.], v. 1, n. 2, p. 124–128, 2010. DOI: 10.5155/eurjchem.1.2.124-128.75. Disponível em: https://www.eurjchem.com/index.php/eurjchem/article/view/75. Acesso em: 28 apr. 2024.