[EN] MANUFACTURE OF BISOPROLOL AND INTERMEDIATES THEREFOR<br/>[FR] FABRICATION DE BISOPROLOL ET SES INTERMÉDIAIRES
申请人:CORDEN PHARMA IP LTD
公开号:WO2010061366A1
公开(公告)日:2010-06-03
A process for preparing bisoprolol comprises reacting oxazolidinone sulphonate with 4-hydroxybenzylaldehyde to form oxazolidinone benzaldehyde, forming oxazolidone benzylalcohol from oxazolidone benzaldehyde, and subsequently reacting oxazolidinone benzylalcohol with isopropyl oxitol to form bisoprolol base. Oxazolidone sulphonate and oxazolidone benzaldehyde are novel intermediates.
制备比索洛尔的过程包括将噁唑烷酮磺酸酯与4-羟基苯甲醛反应,形成噁唑烷酮苯甲醛,从噁唑烷酮苯甲醛形成噁唑烷酮苄醇,然后将噁唑烷酮苄醇与异丙基氧乙醇反应,形成比索洛尔。噁唑烷酮磺酸酯和噁唑烷酮苯甲醛是新颖的中间体。