申请人:TOSOH F-TECH, INC.
公开号:US20160376241A1
公开(公告)日:2016-12-29
Provided are 5-(trifluoromethyl)pyrimidine derivatives useful as intermediates for pharmaceuticals and agrochemicals and as intermediates for electronic materials and methods for producing the same. 2,4-dichloro-5-(trifluoromethyl)pyrimidine is reacted with 2,2,2-trifluoroethanol, benzyl alcohol, or benzenethiol to obtain the intended 2-(2,2,2-trifluoroethoxy)-4-chloro-5-(trifluoromethyl)pyrimidine, 2-benzyloxy-4-chloro-5-(trifluoromethyl)pyrimidine, 2,4-bis(2,2,2-trifluoroethoxy)-5-(trifluoromethyl)pyrimidine, or 2-chloro-4-phenylthio-5-(trifluoromethyl)pyrimidine.
提供了5-(三氟甲基)嘧啶衍生物,可用作制药和农药的中间体,以及电子材料的中间体和生产方法。将2,4-二氯-5-(三氟甲基)嘧啶与2,2,2-三氟乙醇、苄醇或苯硫醇反应,可得到预期的2-(2,2,2-三氟乙氧基)-4-氯-5-(三氟甲基)嘧啶、2-苄氧基-4-氯-5-(三氟甲基)嘧啶、2,4-双(2,2,2-三氟乙氧基)-5-(三氟甲基)嘧啶或2-氯-4-苯硫基-5-(三氟甲基)嘧啶。