申请人:Cambrex Karlskoga AB
公开号:US20140206761A1
公开(公告)日:2014-07-24
There is provided a process for the preparation of a compound of formula II,
wherein R
1
, R
2
, R
3
and R
4
are as described in the description. Such compounds may, for example, be useful intermediates in the synthesis of drugs such as Dronedarone.
提供了一种制备II式化合物的方法,其中R1、R2、R3和R4如描述所述。这些化合物可以作为药物合成中间体,例如Dronedarone的合成。