申请人:OCCIDENTAL CHEMICAL CORPORATION
公开号:EP0173349A1
公开(公告)日:1986-03-05
Diphenyl ethers of the formula
wherein m is an integer of 1 to 3, n is 1 or 2, R is hydrogen, carboxy, carboxylate salt or ester, formyl oxime, cyano, alkyl, alkoxy, chloro, bromo, or N, N-dialkyl amino, are prepared by reacting a chloro-fluoro-benzotrifluoride of the formula
wherein m and n are as defined above with a nitro-phenoxide of the formula
where R is defined above, and M is a cation of an alkali metal or an alkaline earth metal.
式中 m 为 1 至 3 的整数,n 为 1 或 2,R 为氢、羧基、羧酸盐或酯、甲酰基肟、氰基、烷基、烷氧基、氯基、溴基或 N,N-二烷基氨基的二苯醚,是由式中 m 和 n 如上定义的氯-氟-三氟甲苯与式中 R 如上定义的硝基酚和 M 为碱金属或碱土金属的阳离子反应制备的。