[EN] PROCESS FOR THE PREPARATION OF (2S,4S,5S,7S)-N-(2-CARBAMYL-2- METHYLPROPYL)-5-AMINO-4-HYDROXY-2,7-DIISOPROPYL-8-[4-METHOXY-3-(3- METHOXYPROPOXY)PHENYL]-OCTANAMIDE HEMIFUMARATE AND ITS INTERMEDIATES THEREOF<br/>[FR] PROCÉDÉ POUR PRÉPARER UN HÉMIFUMARATE DU COMPOSÉ (2S,4S,5S,7S)-N-(2-CARBAMOYL-2- MÉTHYLPROPYL)-5-AMINO-4-HYDROXY-2,7-DIISOPROPYL-8-[4-MÉTHOXY-3-(3- MÉTHOXYPROPOXY)PHÉNYL]-OCTANAMIDE ET PRODUITS INTERMÉDIAIRES CORRESPONDANTS
申请人:MSN LAB LTD
公开号:WO2011148392A1
公开(公告)日:2011-12-01
The present invention relates to a process for the preparation of (2S,4S,5S,7S)-N-(2- Carbamoyl-2-methylpropyl)-5-amino-4-hydroxy-2,7-diisopropyl-8-[4-methoxy-3-(3-methoxy propoxy )phenyl]-octanamide compound of formula- 1 and its pharmaceutically acceptable salts thereof. Further, relates to the processes for the preparation of (R)-4-(2-(halomethyl)-3- methylbutyl)-l-methoxy-2-(3-methoxypropoxy) benzene and (R)-2-(4-methoxy-3-(3-methoxy propoxy) benzyl)-3-methyIbutan-l-ol useful intermediates in the synthesis of compound of formula- 1.