The reaction of N-substituted piperazines with carboxylic acids or their active derivatives such as lower-alkyl esters or the acid chlorides, leads to the formation of new piperazine carboxamides of general structural formula I:
These compounds and the physiologically acceptable salts thereof are useful as analgesics and antiinflammatory agents.
N-取代的
哌嗪与
羧酸或其活性衍
生物(如低级烷基酯或酸
氯化物)反应,可生成结构通式为 I 的新
哌嗪羧酰胺:
这些化合物及其生理上可接受的盐类可用作镇痛剂和消炎剂。