RAMAZANI, ALI; YOUSEFI, LEILA; SOULDOZI, ALI; NOSHIRANZADEH, NADER. Dipotassium Hydrogen Phosphate Powder Catalyzed Conversion of Dimethyl-2-(5-bromo-2-hydroxyphenyl)-3- (triphenylphosphoranylidene)butanedioate to Methyl-6- bromo-2-oxo-2H-chromene-4-carboxylate. Asian Journal of Chemistry, [S. l.], v. 19, n. 2, p. 1595–1596, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/20317. Acesso em: 5 jul. 2024.