[EN] METHOD OF PREPARING 1-HYDROXY-1,3,3,5,5-PENTAMETHYLCYCLOHEXANE<br/>[FR] PROCÉDÉ DE PRÉPARATION DE 1-HYDROXY-1,3,3,5,5-PENTAMÉTHYLCYCLOHEXANE
申请人:MERZ PHARMA GMBH & CO KGAA
公开号:WO2011000536A1
公开(公告)日:2011-01-06
Method of preparing 1-hydroxy-1,3,3,5,5-pentamethylcyclohexane comprising step (ii): (ii) converting 3,3,5,5-tetramethylcyclohexanone to 1-hydroxy-1,3,3,5,5- pentamethylcyclohexane by using methylmagnesium chloride. 1-hydroxy-1,3,3,5,5- pentamethylcyclohexane may be used for preparing 1-amino-1,3,3,5,5- pentamethylcyclohexane (Neramexane) or a pharmaceutically acceptable salt thereof.
制备1-羟基-1,3,3,5,5-五甲基环己烷的方法包括步骤(ii):(ii) 通过使用氯化甲基镁将3,3,5,5-四甲基环己酮转化为1-羟基-1,3,3,5,5-五甲基环己烷。1-羟基-1,3,3,5,5-五甲基环己烷可用于制备1-氨基-1,3,3,5,5-五甲基环己烷(Neramexane)或其药用可接受的盐。