[EN] IMPROVED PROCESS FOR PREPARING VALSARTAN<br/>[FR] PROCÉDÉ AMÉLIORÉ POUR PRÉPARER DU VALSARTAN
申请人:KRKA D D NOVO MESTO
公开号:WO2011124655A1
公开(公告)日:2011-10-13
The invention relates to an improved process for the preparation of valsartan wherein the cycloaddition reaction is performed is an ether as reaction solvent, with a metal salt azide and in the present of zinc halides.