The present invention relates to an efficient process for the preparation of Ertugliflozin L-pyroglutamic acid of formula (I) and intermediate thereof, in environment friendly conditions. The present invention further relates to a process for the preparation of substantially pure intermediate of formula (IV).
本发明涉及一种在环境友好条件下高效制备化合物Ertugliflozin L-
吡咯烷酸(
化学式(I))及其中间体的方法。本发明还涉及一种制备化合物(IV)的基本纯中间体的方法。