[EN] METHOD FOR PRODUCING BENZO[B]THIOPHENE COMPOUND<br/>[FR] PROCÉDÉ DE PRODUCTION D'UN COMPOSÉ BENZO[B]THIOPHÈNE
申请人:OTSUKA PHARMA CO LTD
公开号:WO2013015456A1
公开(公告)日:2013-01-31
The present invention provides a method for producing a compound of Formula (4): wherein R1 is a hydrogen atom etc. by reacting a compound of Formula (2): wherein X1 is a leaving group, with a compound of Formula (3): wherein R1 is as defined above, in the presence of (a) a palladium compound and a tertiary phosphine or (b) a palladium carbene complex, in an inert solvent or without a solvent. The present invention can produce the compound of Formula (4), with high purity and high yield, and by a simple operation.
本发明提供了一种制备化合物的方法,其化学式为(4):其中R1是氢原子等,通过将化合物的化学式为(2):其中X1是一个脱离基团,与化合物的化学式为(3):其中R1如上所定义,在(a)钯化合物和三膦或(b)钯卡宾配合物的存在下,在惰性溶剂中或无溶剂的情况下反应。本发明可以高纯度和高产率地制备化合物的化学式为(4),并且操作简单。