发明名称 |
Process for preparing nebivolol |
摘要 |
The present invention relates to a process for preparing Nebivolol and, more in particular, to a fractional distillation method of a mixture of stereoisomers of formula;
intermediates useful in the preparation of nebivolol. |
申请公布号 |
US8969597(B2) |
申请公布日期 |
2015.03.03 |
申请号 |
US201013383108 |
申请日期 |
2010.07.23 |
申请人 |
Zach System S.p.A. |
发明人 |
Cotarca Livius;Foletto Johnny;Maragni Paolo;Soriato Giorgio;Urbani Daniele;Verzini Massimo |
分类号 |
C07D407/04;C07D311/74 |
主分类号 |
C07D407/04 |
代理机构 |
Silvia Salvadori, P.C. |
代理人 |
Silvia Salvadori, P.C. |
主权项 |
1. A process for obtaining a compound of formula as a diastereoisomerically pure compound of RS/SR configuration, and a compound of formula as a diastereoisomerically sure com ound of RR/SS configuration, said method comprising: separating a compound of formula by fractional distillation; and obtaining said compound of formula as a diastereoisomerically pure compound of RS/SR configuration; and said compound of formula as a diastereoisomerically pure compound of RR/SS configuration. |
地址 |
Bresso IT |