Fremgangsmåde til fremstilling af 1-amino-1,3,3,5,5-pentamethylcyclohexan

摘要

The invention relates to a method of producing 1-amino-1,3,3,5,5-pentamethylcyclohexane (Neramexane) or a pharmaceutically acceptable salt thereof comprising the step of heating a mixture comprising 1-chloroacetamido-1,3,3,5,5-pentamethylcyclohexane, thiourea and water.