OVONRAMWEN, . O. B. . Synthesis of 1-(2,4-Dinitrophenyl)-3,5-diphenyl-1H-pyrazol-4-ol via trans-1,3-Diphenyl-2,3-epoxy-1-propanone. Tanzania Journal of Science, [S. l.], v. 47, n. 3, p. 1243–1251, 2021. DOI: 10.4314/tjs.v47i3.32. Disponível em: https://tjs.udsm.ac.tz/index.php/tjs/article/view/785. Acesso em: 6 dec. 2021.