The present invention provides a novel benzamide derivative or a pharmaceutically acceptable salt thereof, a method for preparing the same, and a 5-HT
4
receptor agonist containing the same as an active ingredient. Benzamide derivatives of the present invention have a superior affinity for 5-HT
4
receptors, a capability to reduce a gastric emptying time and a low toxicity, and consequently are therapeutically effective for the treatment of a variety of diseases associated with
5
-HT
4
receptors.
本发明提供了一种新型苯甲酰胺衍
生物或其药物可接受的盐,其制备方法,以及含有其作为活性成分的5-HT4受体激动剂。本发明的苯甲酰胺衍
生物具有优异的5-HT4受体亲和力,能够缩短胃排空时间和低毒性,因此在治疗与5-HT4受体相关的多种疾病方面具有治疗效果。