发明名称 |
PROCESS FOR PREPARING NEBIVOLOL |
摘要 |
The present invention relates to a process for reducing a compound of formula (I) wherein X is halogen, a hydroxy group, an alkylsulfoniloxy group or an arylsulfonyloxy group; to give a compound of formula (II) as a diastereoisomerically pure compound of RS/SR configuration characterized in that said reduction is carried out by the use of (+)-B-chlorodiisopinocampheylborane or (−)-B-chlorodiisopinocampheylborane. The compounds of formula (II) are useful as intermediates for the preparation of Nebivolol. |
申请公布号 |
EP2265596(B1) |
申请公布日期 |
2016.06.01 |
申请号 |
EP20090726958 |
申请日期 |
2009.03.16 |
申请人 |
ZACH SYSTEM S.P.A. |
发明人 |
VOLPICELLI, RAFFAELLA;MARAGNI, PAOLO;MASSACCESI, FRANCO;MUNARI, ILARIA;COTARCA, LIVIUS;FOLETTO, JOHNNY |
分类号 |
C07D311/58 |
主分类号 |
C07D311/58 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|