GUNASUNDARI, Kittappa; PRAMESH, Manickam; JAYANTHI, Selvaraj; VETRISELVAN, Moorthy; HELEN PERCI, Sreedharan. Synthesis of Dibenzo[b,i]xanthene-5,7,12,14(13H)-tetraone using p-Toluenesulfonic Acid as Catalyst. Asian Journal of Chemistry, [S. l.], v. 34, n. 5, p. 1134–1138, 2022. DOI: 10.14233/ajchem.2022.23675. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/34_5_13. Acesso em: 23 jul. 2024.