3-HYDRAZONE PIPERAZINYL RIFAMYCIN DERIVATIVES USEFUL AS ANTIMICROBIAL AGENTS
申请人:MACIELAG Mark J.
公开号:US20090275594A1
公开(公告)日:2009-11-05
The present invention is directed to novel 3-hydrazone piperazinyl rifamycin derivatives, pharmaceutical compositions containing them and the use of said derivatives and pharmaceutical compositions as antimicrobial agents against pathogenic microorganisms, particularly against resistant microbes.
N-Acyl-3-[4-(benzoylalkyl)piperazin-1-yl]-sydnonimine compound, process
申请人:Hidaka; Hiroyoshi
公开号:US04430342A1
公开(公告)日:1984-02-07
An N-acyl-3-[4-(benzoylalkyl)piperazin-1-yl]-sydnonimine compound represented by the following formula ##STR1## wherein R.sup.1 represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, R.sup.2 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 formula ##STR2## wherein R.sup.1 and n are as defined, with a carboxylic acid represented by the following formula R.sup.2 COOH wherein R.sup.2 is as defined.
Sydnonimine derivatives, process for production thereof, and use thereof
申请人:Hidaka, Hiroyoshi
公开号:EP0073345A2
公开(公告)日:1983-03-09
A 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, 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 4-(benzoylalkyl)-1-(N-nitrosocyanomethylamino)piperazine represented by the following formula
I wherein R and n are as defined, with an acid.
下式所代表的 3-[4-苯甲酰基烷基]哌嗪-1-基]昔多壬亚胺化合物
其中 R 代表氢原子或具有 1 至 8 个碳原子的烷基,n 代表零或 1 至 10 的整数、
及其酸加成盐。上述西地那非亚胺化合物可用于治疗循环系统的疾病,并可通过与下式所代表的 4-(苯甲酰烷基)-1-(N-亚硝基氰甲基氨基)哌嗪接触而制得
I 其中 R 和 n 的定义与酸相同。
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.
Provided is a benzofuran analogue having a structure represented by formula (I) and used as an NS4B inhibitor, or a pharmaceutically acceptable salt of the benzofuran analogue. The benzofuran analogue has anti-hepatitis C virus activity.