Process for the preparation of 3-{(2s,4s)-4-4-(3-methyl-1-phenyl-1h-pyrazol-5-yl)-1-piperazinyl-2-pyrrolidinylcarbonyl}-1,3-thiazolidine and pharmaceutically acceptable salts thereof.

摘要

The present invention relates to an improved, commercially viable and industrially advantageous process for the preparation of Teneligliptin of formula (A) and acid addition salt thereof using a novel intermediate compound of formula (H).