Provided are a pregabalin lactam methylene dimer and a preparation method therefor. The method comprises the following steps: dissolving pregabalin in a reaction solvent, reacting same with an aldehyde in an acidic system and isolating the obtained target product pregabalin lactam methylene dimer. The preparation method for pregabalin lactam methylene dimer provided by the present application has a simple operation, a high product yield, a good purity and a low cost.
本发明提供了一种
普瑞巴林内酰胺亚甲基二聚体及其制备方法。该方法包括以下步骤:将
普瑞巴林溶解于反应溶剂中,在酸性体系中与醛反应,分离得到目标产物
普瑞巴林内酰胺亚甲基二聚体。本申请提供的
普瑞巴林内酰胺亚甲基二聚体的制备方法操作简单,产品收率高,纯度好,成本低。