The present invention describes an advantageous, economically viable process for preparing 5-[4-[4-(5-Cyanoindole-3-yl)butyl]Piperazine-1-yl]benzofuran-2-carboxamide free base (Formula-I) and its hydrochloride salt. The instant invention also describes process for preparing 2-benzofurancarboxamide, 5-[4-[4-(5cyano-1H-indol-3-yl)butyl]-1- piperazinyl]intermediates.
本发明描述了一种有利的、经济可行的制备5-[4-[4-(
5-氰基吲哚-3-基)丁基]
哌嗪-1-基]
苯并呋喃-2-羧酰胺自由基(式-I)及其盐酸盐的过程。本发明还描述了制备2-
苯并呋喃羧酰胺、5-[4-[4-(5-
氰基-1H-
吲哚-3-基)丁基]-1-
哌嗪基]中间体的过程。