WO2015031595, A PROCESS FOR PREPARATION OF SAXAGLIPTIN AND ITS HYDROCHLORIDE SALT
AMNEAL PHARMACEUTICALS LLC
KUMAR, Agarwal Virendra; (IN).
BADRULHUSAN, Siddiqui Arif; (IN).
KESHAV, Kataria Lalit; (IN).
SUBODHBHAI, Maheta Abhay; (IN).
CHANGANBHAI, Butani Pankaj; (IN).
PRABHAKARRAO, Patil Shashikant; (IN).
YASHWANT, Patil Tushar; (IN).
SURYAKANT, Deore Ganesh; (IN).
JAHYANTIBHAI, Pansuriya Ketan; (IN).
SURESHBHAI, Patel Hitesh; (IN).
BADHABHAI, Sondharava Lalit; (IN)
Described is an improved and industrially feasible process for the preparation of Saxagliptin or its hydrochloride salt. Also described are the novel intermediates and their use in the preparation of Saxagliptin or its hydrochloride salt.
Chirag Patel (c), president of Bridgewater, N.J.-based Amneal Pharmaceuticals.