The present invention relates to novel processes for the preparation of intermediate compounds which can be used to prepare therapeutic agents. The present invention also relates to novel intermediate compounds which can be used to prepare therapeutic agents. More specifically, the invention relates to the use of intermediates ((R) -2,2,4-trimethyl-l, 3- dioxolane-4 -yl) methanol (A), 3-f luoro-4-nitro-phenol (B) and 1- (4-chloro-benZyl) -piperidin-4-ylamine (C).
本发明涉及用于制备可用于制备治疗剂的中间化合物的新型过程。本发明还涉及可用于制备治疗剂的新型中间化合物。更具体地,该发明涉及中间体((R)-2,2,4-三甲基-1,3-二氧杂
环戊烷-4-基)
甲醇(A)、
3-氟-4-硝基苯酚(B)和1-(4-
氯苄基)-
哌啶-4-基胺(C)的使用。