Process for preparing fused pyrimidine-dione derivatives, useful as as TRPA1 modulators
申请人:Glenmark Pharmaceuticals S.A.
公开号:EP2708538A1
公开(公告)日:2014-03-19
The present invention relates to a process for preparing a compound of formula (Id-1)
or a pharmaceutically acceptable salt thereof, which comprises
reacting a compound of formula (35) with amine compound of formula (18)
wherein,
R1 and R2, which may be same or different, are independently selected from hydrogen and substituted or unsubstituted alkyl;
U is substituted or unsubstituted heterocycles selected from thiazole and isoxazole; and
V is substituted or unsubstituted aryl.
本发明涉及一种制备式(Id-1)化合物的工艺
或其药学上可接受的盐的工艺,该工艺包括
使式(35)化合物与式(18)胺化合物反应
其中
R1 和 R2(可以相同或不同)独立地选自氢和取代或未取代的烷基;
U 是取代或未取代的杂环,选自噻唑和异噁唑;以及
V 是取代或未取代的芳基。