[EN] NOVEL PROCESS FOR PREPARATION OF TETRABENAZINE AND DEUTETRABENAZINE [FR] NOUVEAU PROCÉDÉ DE PRÉPARATION DE LA TÉTRABÉNAZINE ET DE LA DEUTÉTRABÉNAZINE
This application describes substituted 1,3,4,6,7,11b-hexahydro-benzo(a)quinolizine compounds, pharmaceutical compositions containing them, processes for making them and their therapeutic methods.
[EN] PROCESS FOR PREPARING TETRABENAZINE<br/>[FR] PROCÉDÉ DE PRÉPARATION DE TÉTRABÉNAZINE
申请人:ENALTEC LABS PVT LTD
公开号:WO2012081031A1
公开(公告)日:2012-06-21
A substantially pure crystalline form A of tetrabenazine compound of structural formula I and processes for the preparation thereof is provided.
提供了结构式I的四苯酮化合物的基本纯结晶形式A及其制备方法。
Process for preparation of tetrabenazine and deutetrabenazine
申请人:Lupin Limited
公开号:US10479787B2
公开(公告)日:2019-11-19
The present invention provides process for preparation of dihydroxy benzoquinoline compound (III) comprising reacting dihydroxy isoquinoline compound (IV) or a salt thereof with (2-acetyl-4-methyl-pentyl)-trimethyl-ammonium iodide (V) and further converting it to tetrabenazine (I) and deutetrabenazine (II).
[EN] VMAT2 INHIBITOR AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF<br/>[FR] INHIBITEUR DE VMAT2 ET SON PROCÉDÉ DE PRÉPARATION ET SON UTILISATION<br/>[ZH] VMAT2抑制剂及其制备方法和应用
NOVEL PROCESS FOR PREPARATION OF TETRABENAZINE AND DEUTETRABENAZINE
申请人:LUPIN LIMITED
公开号:US20190135803A1
公开(公告)日:2019-05-09
The present invention provides process for preparation of dihydroxy benzoquinoline compound (III) comprising reacting dihydroxy isoquinoline compound (IV) or a salt thereof with (2-acetyl-4-methyl-pentyl)-trimethyl-ammonium iodide (V) and further converting it to tetrabenazine (I) and deutetrabenazine (II).