Processes for Preparing Medicaments for the Treatment of Cardiovascular Diseases and Intermediates for Use Therein
申请人:Bial - Portela & CA., S.A.
公开号:US20160221981A1
公开(公告)日:2016-08-04
The present invention provides a compound of formula N wherein: X is CH
2
, oxygen or sulphur; R
1
, R
2
and R
3
are the same or different and signify hydrogens, halogens, alkyl, alkyloxy, hydroxy, nitro, alkylcarbonylamino, alkylamino or dialkylamino group, wherein N is in the form of the individual R- and S-enantiomer or a mixture of the (R)- and (S)-enantiomer. The present invention also provides a compound of formula MA. The present invention also provides processes for preparing the above compounds, and processes involving their use. The compounds are particularly useful as intermediates in the synthesis of peripherally-selective inhibitors of dopamine-β-hydroxylase.
本发明提供了一个化合物的公式N,其中:X是CH2,氧或硫;R1、R2和R3相同或不同,表示氢、卤素、烷基、烷氧基、羟基、硝基、烷基羰基氨基、烷基氨基或二烷基氨基基团,其中N以单个R-和S-对映体或(R)-和(S)-对映体的混合物形式存在。本发明还提供了一个化合物的公式MA。本发明还提供了制备上述化合物的方法以及涉及它们使用的方法。这些化合物在外周选择性多巴胺-β-羟化酶抑制剂的合成中特别有用。