An N-substituted N-(4-piperininyl)amide derivative represented by the following formula (I): (wherein R
1
represents C
1-6
alkyl, furyl, etc.; R
2
represents amino, acetylamino, ureido, etc.; R
3
represents hydrogen, C
2-8
alkoxycarbonyl, etc.; R
4
represents optionally substituted phenyl, etc.; R
5
represents hydroxyl, benzyloxy, etc.; R
6
represents hydrogen or methyl; and m is 1 or 2) or a salt of the derivative, and an analgesic containing the derivative or salt.
以下是用中文翻译的结果:
一种由以下式子(I)表示的N-取代-N-(4-
哌啶基)
酰胺衍
生物(其中R1代表C1-6烷基,
呋喃基等;R2代表
氨基,乙酰
氨基,
尿素基等;R3代表
氢,C2-8烷
氧羰基等;R4代表可选取代的
苯基等;R5代表羟基,苄
氧基等;R6代表
氢或
甲基;m为1或2),或该衍
生物的盐,以及含有该衍
生物或盐的
镇痛药。