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 .