BENZAMIDE DERIVATIVE.

摘要

A benzamide derivative represented by general formula (I) and a pharmacologically acceptable salt thereof, wherein R<1> represents hydrogen or lower alkanoyl; R<2> represents hydrogen or halogen; R<3> represents lower alkoxy; R<4> represents hydrogen or lower alkyl; R<5> represents hydrogen, lower alkyl or lower alkoxy; A represents C1 to C7 alkylene which may be substituted by lower alkyl; X represents methylene, oxygen or sulfur; m represents an integer of 0 to 3; n represents an integer of 0 to 3; and p represents an integer of 0 to 2. These compounds are useful because of their activity of enhancing the function of a digestive tract, and a pharmaceutical composition containing the same as the active ingredient is useful for treating digestive system diseases. <CHEM>