[EN] PROCESS FOR THE PREPARATION OF AGOMELATINE<br/>[FR] PROCÉDÉ DE PRÉPARATION D'AGOMÉLATINE
申请人:RANBAXY LAB LTD
公开号:WO2013080095A1
公开(公告)日:2013-06-06
The present invention provides a process for the preparation of agomelatine and its intermediate compounds. The invention also provides an intermediate compound of agomelatine represented by Formula (V).
The present invention provides a process for the preparation of agomelatine and its intermediate compounds. The invention also provides an intermediate compound of agomelatine represented by Formula (V).
Process for the manufacture of agomelatine and its intermediate
申请人:Zhang Guisen
公开号:US08653281B2
公开(公告)日:2014-02-18
A process for the manufacture of agomelatine and its intermediate N-[2-(7-methoxy- 1-naphthy)ethyl]phthalimide is provided and inclues reacting 7-methoxy-1-naphthyl ethanol (III) with benzenesulfonyl chloride to obtain 7-methoxy-1 -naphthylethyl benzene sulfonate (IV), which is reacted with potassium phthalimide to produce N-[2-(7-methoxy-1-naphthy)ethyl]phthalimide (II); and subjecting N-[2-(7-methoxy-1-naphthy)ethyl]phthalimide (II) to alkaline hydrolysis and acetylation, to obtain agomelatine.