The present invention relates to an improved method for preparing dipeptidyl peptidase-IV inhibitor and intermediate. The present invention is able to reduce preparation costs by using low cost reagents on reaction and is able to be used in mass production by improving yield.
本发明涉及一种改进的二肽基肽酶-IV
抑制剂和中间体的制备方法。本发明通过在反应中使用低成本试剂,能够降低制备成本,并通过提高产量,能够用于大规模生产。