A family of electrophilic trifluoromethylating reagents which can be synthesized by comparatively simple, inexpensive routes, and for which the reactivity can be varied according to need. A composition of matter according to the first embodiment of the invention comprises a compound having the formula:
in which A comprises H or F and B comprises F, SCF3, OCF3, OCHF2, S+(CF3)C6H5, NO2 or an NO2 substituent. In a second embodiment of the invention, a process for preparing a trifluoromethyl diphenylsulfonium triflate compound corresponding to the formula shown above comprises reacting phenyl trifluoromethyl sulfoxide or one of its derivatives with an aromatic compound in which A comprises H or F and B comprises H, F, SCF3, OCF3, OCHF2, S+(CF3)C6H5, NO2 or an NO2 substituent. In a third embodiment of the invention, a trifluoromethylation process comprises reacting a trifluoromethyl diphenylsulfonium triflate corresponding to the formula shown above with an electron rich substrate.
一种家族式的亲电性三
氟甲基化试剂,可以通过相对简单、廉价的途径合成,并且其反应性可以根据需要变化。根据发明的第一实施例,一种物质组成包括具有以下公式的化合物:其中A包括H或F,B包括F、S 、O 、OCHF2、S+(
CF3)
C6H5、
NO2或 取代基。根据发明的第二实施例,一种制备三
氟甲基二苯基亚
磺酸盐化合物的方法包括将苯基三
氟甲基亚砜或其衍
生物与A包括H或F,B包括H、F、S 、O 、OCHF2、S+( ) 、 或 取代基的芳香族化合物反应。根据发明的第三实施例,一种三
氟甲基化过程包括将与上述公式相对应的三
氟甲基二苯基亚
磺酸盐化合物与富电子底物反应。