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.
公开了一种合成
TFPX(α,α,α′,α′-四
氟-p-二
甲苯)的方法,包括以下步骤:(a)提供一个含有
TCPX(α,α,α′,α′-四
氯-p-二
甲苯)的
硫代
乙烷溶液;(b)将
硫代
乙烷溶液与碱
金属
氟和相转移催化剂混合形成混合物,其中相转移催化剂是季
铵磷盐;(c)加热混合物。