N-acyl-3-(4-(benzoylalkyl)piperazin-1-yl)-sydnonimine compound, process for production thereof, and use thereof
申请人:Hidaka, Hiroyoshi
公开号:EP0076952A1
公开(公告)日:1983-04-20
An N-acyl-3-[4-(benzoylalkyl)piperazin-1-yl]-sydnonimine compound represented by the following formula
wherein R' represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, R2 represents a lower alkyl group, a lower alkoxy group or a phenyl group, and n represents zero or an integer of 1 to 10, and its acid addition salt. The above sydnonimine compounds are useful for the treatment of troubles of the circulatory system and can be produced by contacting a 3-[4-(benzoylalkyl)-piperazin-1-yl]sydnonimine compound represented by the following for- mule
wherein R' and n are as defined, with a carboxylic acid represented by the following formula
wherein R2 is as defined.
由下式代表的 N-酰基-3-[4-(苯甲酰烷基)哌嗪-1-基]-sydnonimine 化合物
其中 R' 代表氢原子或具有 1 至 8 个碳原子的烷基,R2 代表低级烷基、低级烷氧基或苯基,n 代表零或 1 至 10 的整数。上述西地那非亚胺化合物可用于治疗循环系统的疾病,并可通过与由以下分子代表的 3-[4-(苯甲酰烷基)-哌嗪-1-基]西地那非亚胺化合物接触而制得
其中 R' 和 n 如所定义,与下式所代表的羧酸接触
其中 R2 如所定义。