HARISHKUMAR, H.; MAHADEVAN, K.; MASAGALLI, J. Facile Synthesis of 2-(1,3-Benzoxazol/benzothiazol-2-yl)- 3<i>H</i>-benzo[<i>f</i>]chromen-3-one as Blue Fluorescent Brighteners. South African Journal of Chemistry, [S. l.], v. 65, n. 1, p. 5–9, 2015. Disponível em: https://www.ajol.info/index.php/sajc/article/view/123753. Acesso em: 10 nov. 2026.