3,4,5-Trifluorophenol Purity : 99.5% min. Melting point : 52-55 Origin : China 3,4,5-Trifluorophenol3,4,5-Trifluorophenol is the chemical compound with the formula C6H3F3O.Its molecular weight is 148.08.Melting point:52-55 °CBoiling poin:177°CBoiling poin:177°CLiquid Crystal intermediate 3,4,5-Trifluorophenol