Bacon & Thomas, PLLC
Method for synthesizing TFPX
A method for the synthesis of TFPX (α, α, α′, α′-tetrafluoro-p-xylene) is disclosed, which comprises the following steps: (a) providing a sulpholane solution comprising TCPX (α, α, α′, α′-tetrachloro-p-xylene); (b) mixing the sulpholane solution with alkali metal fluoride, and phase transfer catalyst to form a mixture, wherein the phase transfer catalyst is quaternary phosphonium salt; and (c) heating the mixture.
Yuan-Shin Materials Technology Corp.
C
C07C
inventional
Shieh-Jun Tsair-Feng Chan-Yuan Chun-Hsu
Wang Lin Ho Lin