申请人:Boehringer Mannheim GmbH
公开号:US04172136A1
公开(公告)日:1979-10-23
New 3-nitropyrazole compounds of the formula: ##STR1## wherein R.sub.1 is lower alkyl; R.sub.2 is hydrogen or lower alkyl; R.sub.3 is cyano, carboxyl or lower alkoxycarbonyl or the radical --CO-NR.sub.4 R.sub.5, in which R.sub.4 is hydrogen or hydroxyl, carbamoyl, alkylcarbamoyl, dialkylcarbamoyl, thiocarbamoyl, ureido, thioureido, hydroxyphenyl, picolyl or is a lower alkyl, alkenyl or cycloalkyl radical substituted, if desired, by a cyano, hydroxyl, pyrrolidino, piperidino, amino, lower alkylamino, lower dialkylamino or lower acylamino substituent and R.sub.5 is a hydrogen atom or a lower alkyl radical or R.sub.4 and R.sub.5 together represent a lower alkylene bridge; And the pharmacologically compatible salts thereof are outstandingly effective as anti-microbial agents, particularly systemically and in the urinary tract.
新的3-硝基吡唑化合物的公式:##STR1## 其中R.sub.1是低级烷基;R.sub.2是氢或低级烷基;R.sub.3是氰基,羧基或低级烷氧羰基或基团--CO-NR.sub.4 R.sub.5,其中R.sub.4是氢或羟基,氨基甲酰基,烷基氨基甲酰基,二烷基氨基甲酰基,硫脲基,尿素基,硫脲基,羟基苯基,吡啶基或是一个低级烷基,烯丙基或环烷基基团,如有需要,可以被氰基,羟基,吡咯啉基,哌啶基,氨基,低级烷氨基,低级二烷基氨基或低级酰基氨基取代,而R.sub.5是氢原子或低级烷基基团或R.sub.4和R.sub.5一起代表一个低级烷基ene桥;其药理相容的盐极为有效,尤其是作为抗微生物剂,在全身和泌尿道方面。