申请人:NIPPON SODA CO., LTD.
公开号:EP2730561A1
公开(公告)日:2014-05-14
There are provided a method for producing a compound represented by formula (5), which is useful as a synthetic intermediate for an agrochemical and the like, comprising reacting a compound represented by formula (4) with a halogenating agent. In formulae (4) and (5), each of a1 to a4 independently represents a carbon atom, a nitrogen atom, an oxygen atom or a sulfur atom, each of R1 and R2 independently represents a hydrogen atom, or an unsubstituted or substituted alkyl group, and R1 and R2 may form a ring together, A represents a hydroxyl group, a thiol group, an amino group, a nitro group, a halogen atom or an organic group, n represents any one of integers of 0 to 4, and a plurality of A may be bonded to form a ring when n is 2 or more, and X represents a halogen atom.
本发明提供了一种生产式(5)所代表的化合物的方法,该化合物可用作农用化学品等的合成中间体,该方法包括使式(4)所代表的化合物与卤化剂反应。在式 (4) 和 (5) 中,a1 至 a4 各自独立地代表碳原子、氮原子、氧原子或硫原子,R1 和 R2 各自独立地代表氢原子或未取代或取代的烷基,且 R1 和 R2 可共同形成一个环、A 代表羟基、硫醇基、氨基、硝基、卤素原子或有机基团,n 代表 0 至 4 的任一整数,当 n 为 2 或 2 以上时,多个 A 可键合在一起形成环,X 代表卤素原子。