申请人:Shi Mingfeng
公开号:US20130090475A1
公开(公告)日:2013-04-11
A process for the preparation of ranolazine comprises the step of condensing N-(2,6-dimethylphenyl)-1-piperazinyl acetamide with a compound of formula (I) to obtain ranolazine, in which X is chlorine or bromine Ranolazine is prepared by condensing ring-opening halide which replaces epoxide in this process.
制备拉诺利嗪的方法包括将N-(2,6-二甲基苯基)-1-哌嗪基乙酰胺与式(I)的化合物缩合步骤,以获得拉诺利嗪,其中X为氯或溴。拉诺利嗪是通过在该过程中用取代环氧化物的环开口卤代物缩合制备的。