JUAN YANG, Li; YANG, Yuping; DONG, Ruoyi. Synthesis of N-Acyl Carbamates and Oxazolidinones Using HClO4-SiO2 as Catalyst Under Solvent-Free Conditions. Asian Journal of Chemistry, [S. l.], v. 23, n. 3, p. 1085–1087, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/16089. Acesso em: 9 jul. 2024.