PROBLEM TO BE SOLVED: To provide a compound exhibiting high affinity for serotonin 4 receptor and useful as a digestive tract motion promoting agent or digestive tract function ameliorating agent.
SOLUTION: The compound is represented by the formula(I), or an acid addition salt thereof and an intermediate thereof are provided. In formula(I), R1is a halogen atom; R2is H or a lower alkyl; R3is H, a lower alkyl or the like; R4is a lower alkyl; A is a group represented by the formula: Z-N(Q1)(Q2) or CO-R5, wherein Z is CO, CS or the like; Q1and Q2are each H, a lower alkyl or the like, or joined together with the nitrogen atom to which Q1and Q2are bound to form a pyrrolidine ring, piperidine ring or the like; and R5is H, a lower alkyl, lower alkoxy, lower alkoxycarbonyl or the like.
COPYRIGHT: (C)2005,JPO&NCIPI
要解决的问题是提供一种在5-羟色胺4受体具有高亲和力的化合物,可用作促进消化道蠕动或改善消化道功能的药剂。该化合物由以下公式(I)表示,或其酸盐和中间体提供。在公式(I)中,R1是卤原子;R2是H或较低的烷基;R3是H、较低的烷基或类似物;R4是较低的烷基;A是由以下公式表示的基团:Z-N(Q1)(Q2)或CO-R5,其中Z是CO、CS或类似物;Q1和Q2分别是H、较低的烷基或类似物,或与Q1和Q2连接的氮原子结合形成吡咯烷环、哌啶环或类似物;R5是H、较低的烷基、较低的烷氧基、较低的烷氧羰基或类似物。版权所有:(C)2005,JPO&NCIPI