To study the new method on the racemization process of dextromisole hydrochloride.Under the specific environments,water was used to replace dimethyl sulfoxide(DMSO) as the menstruum.

• 以水代替有机溶剂二甲基亚砜作为溶媒,在加热的碱性回流条件下对右旋咪唑游离碱的消旋化反应过程进行工艺改进,并找到了最佳的工艺参数。