1-[(1-SUBSTITUTED-4-PIPERIDINYL)METHYL]-4-PIPERIDINE DERIVATIVES, PROCESS FOR PRODUCING THE SAME, MEDICINAL COMPOSITIONS CONTAINING THE SAME AND INTERMEDIATES OF THESE COMPOUNDS

摘要

Compounds represented by general formula (I) or physiologically acceptable acid addition salts thereof and medicinal compositions containing these compounds as the active ingredient, wherein Ar represents (Ar-1) or (Ar-2); and A represents -Z-N(Q1)(Q2), -CO-R7 or -(CH2)p-CH(R8)-COR9. Because of exhibiting strong affinity for 5-HT4 receptor, these compounds are useful as drugs for accelerating the peristalsis or drugs for improving digestive tract functions.