[EN] PROCESSES FOR THE PREPARATION OF PALONOSETRON<br/>[FR] PROCÉDÉS DE PRÉPARATION DU PALONOSÉTRON
申请人:RANBAXY LAB LTD
公开号:WO2011013095A1
公开(公告)日:2011-02-03
The present invention relates to novel processes for the preparation of N-[(3S)-1- azabicyclo[2.2.2]oct-3-yl]-5,6,7,8-tetrahydronaphthalene-1-carboxamide of Formula I. The present invention further relates to processes for the preparation of palonosetron or its salts thereof using N-[(3S)-1-azabicyclo[2.2.2]oct-3-yl]-5,6,7,8- tetrahydronaphthalene-1-carboxamide of Formula I as an intermediate.
本发明涉及一种制备式I中N-[(3S)-1-azabicyclo[2.2.2]oct-3-yl]-5,6,7,8-四氢萘-1-羧酰胺的新工艺。本发明还涉及使用式I中N-[(3S)-1-azabicyclo[2.2.2]oct-3-yl]-5,6,7,8-四氢萘-1-羧酰胺作为中间体制备帕洛诺西特龙或其盐的工艺。