PROCESS FOR THE PREPARATION OF CANDESARTAN CILEXETIL
申请人:KRKA, D.D., Novo Mesto
公开号:EP1945629B1
公开(公告)日:2012-02-01
PROGRESSIVE EMULSION CRYSTALLIZATION
申请人:KRKA, D.D., Novo Mesto
公开号:EP2413911B1
公开(公告)日:2014-02-19
Process for the Preparation of Candesartan Cilexetil
申请人:Zupancic Silvo
公开号:US20090318706A1
公开(公告)日:2009-12-24
The present invention provides an improved synthesis for the manufacture of candesartan and pharmaceutically acceptable salts and esters thereof as active ingredients of a medicament for the treatment of hypertension and related diseases and conditions which comprises the removal of the tetrazolyl protecting group in an organic solvent, and in the presence of a Lewis acid.
US7884212B2
申请人:——
公开号:US7884212B2
公开(公告)日:2011-02-08
[EN] PROCESS FOR THE PREPARATION OF CANDESARTAN CILEXETIL<br/>[FR] PROCÉDÉ DE PRÉPARATION DE CANDÉSARTAN CILEXÉTIL
申请人:KRKA D D NOVO MESTO
公开号:WO2007042161A1
公开(公告)日:2007-04-19
[EN] The present invention provides an improved synthesis for the manufacture of candesartan and pharmaceutically acceptable salts and esters thereof as active ingredients of a medicament for the treatment of hypertension and related diseases and conditions which comprises the removal of the tetrazolyl protecting group in an organic solvent, and in the presence of a Lewis acid. [FR] La présente invention concerne un procédé de synthèse amélioré pour la fabrication de candésartan et de ses sels et esters pharmaceutiquement acceptables en tant que matière active d'un médicament destiné au traitement de l'hypertension et des maladies et états apparentés. Ledit procédé comprend l'élimination du groupe protecteur tétrazolyle dans un solvant organique et en présence d'un acide de Lewis.