The invention discloses a novel intermediate for preparing tapentadol and analogues thereof, wherein the structural formula is shown as formula I or II, and the groups are defined as the specification. The invention further discloses a method for preparing the novel intermediate and use of the intermediate for preparing tapentadol and analogues thereof. The invention can remarkably improve the product yield and quality of tapentadol, reduce the production cost, and simplify the production procedure. The preparation process is environment friendly, thus more suitable for the requirements of industrial production.
本发明公开了一种用于制备
他喷他多及其类似物的新型中间体,其中结构式如式I或式II所示,基团定义如说明书。本发明进一步公开了一种制备该新型中间体的方法,以及该中间体用于制备
他喷他多及其类似物的用途。本发明可显著提高
他喷他多的产品收率和质量,降低生产成本,简化生产流程。制备过程对环境友好,更适合工业生产的要求。