A (perfluoroalkyl)dibenzonium salt represented by the following general formula
wherein Rf represents a perfluoroalkyl group having 1 to 10 carbon atoms, A represents a sulfur or selenium atom, R¹ and R², independently from each other, represent a hydrogen atom or a nitro group, X⊖ represents a conjugated base of Brönsted acid, and n is 0 or 1.
The said compound is useful as a reagent for introducing a perfluoroalkyl group.
由以下通式表示的(
全氟烷基)二苯鎓盐
其中 Rf 代表具有 1 至 10 个碳原子的
全氟烷基,A 代表
硫原子或
硒原子,R¹ 和 R² 各自代表氢原子或硝基,X⊖ 代表勃氏酸共轭碱,n 为 0 或 1。
上述化合物可用作引入
全氟烷基的试剂。