申请人:Bauer Udo
公开号:US20090149474A1
公开(公告)日:2009-06-11
The present invention relates to novel imidazole derivatives having a positive allosteric GABA
B
receptor (GBR) modulator effect, methods for the preparation of said compounds and to their use, optionally in combination with a GABA
B
agonist, for the inhibition of transient lower esophageal sphincter relaxations, for the treatment of gastroesophageal reflux disease, as well as for the treatment of functional gastrointestinal disorders and irritable bowel syndrome (IBS). The compounds are represented by the general formula (I) wherein R
1
, R
2
, R
3
and R
4
are as defined in the description. For example, R
1
may be phenyl, R
2
may be dimethylamino pyrrolidin-1-yl, R
3
may be alkoxy and R
4
may be alkyl, ai arylalkyl, aryloxyalkyl, aryloxy or heterocyclylalkyl.
本发明涉及具有正向变构GABAB受体(GBR)调节剂作用的新型咪唑衍生物,以及制备这些化合物的方法和它们的用途,可选择与GABAB激动剂联合使用,用于抑制短暂性下食管括约肌松弛,治疗胃食管反流病,以及治疗功能性胃肠疾病和肠易激综合征(IBS)。这些化合物由通式(I)表示,其中R1、R2、R3和R4在描述中定义。例如,R1可以是苯基,R2可以是二甲基氨基吡咯烷-1-基,R3可以是烷氧基,R4可以是烷基、芳基烷基、芳氧基烷基、芳氧基或杂环烷基。