[EN] STABLE N-((1R,2R)-1-(2,3-DIHYDROBENZO[B][1,4]DIOXIN-6-YL)-1-HYDROXY-3-(PYRROLIDIN-1-YL)PROPAN-2-YL) OCTANAMIDE (2R,3R)-2,3-DIHYDROXYSUCCINATE PREMIX AND PROCESS FOR PREPARATION THEREOF<br/>[FR] PRÉMÉLANGE DE (2R,3R)-2,3-DIHYDROXYSUCCINATE D'OCTANAMIDE STABLE DE N-((1R,2R)-1-(2,3-DIHYDROBENZO[B][1,4]DIOXIN-6-YL)-1-HYDROXY-3-(PYRROLIDIN-1-YL)PROPAN-2-YL) ET SON PROCÉDÉ DE PRÉPARATION
申请人:MSN LABORATORIES PRIVATE LTD R&D CENTER
公开号:WO2019082209A1
公开(公告)日:2019-05-02
The present invention related to stable N-((1R, 2R)-1-(2,3-dihydrobenzo[b][1,4] dioxin-6-yl)- 1-hydroxy-3- (pyrrolidin-1-yl)propan-2-yl) octanamide (2R,3R)- 2,3-dihydroxysuccinate premix of formula (Ia) and its process for preparation thereof. The present invention also related to process for the preparation of N-((1R, 2R)-1-(2,3-dihydrobenzo[b][1,4] dioxin-6- yl)-1-hydroxy-3- (pyrrolidin-1-yl) propan-2-yl) octanamide of formula (I) and pharmaceutically acceptable salts.
本发明涉及稳定的N-((1R,2R)-1-(2,3-二氢苯并[b][1,4]二噁烷-6-基)-1-羟基-3-(吡咯烷-1-基)丙基)辛酰胺(2R,3R)-2,3-二羟基琥珀酸盐预混物的制备方法。本发明还涉及N-((1R,2R)-1-(2,3-二氢苯并[b][1,4]二噁烷-6-基)-1-羟基-3-(吡咯烷-1-基)丙基)辛酰胺的制备方法(I)及其药用可接受的盐。