申请人:Byk Gulden Lomberg Chemische Fabrik GmbH
公开号:US04277472A1
公开(公告)日:1981-07-07
Substituted pyridazines of formula I ##STR1## wherein A denotes a lower alkylene group, R.sup.1 denotes an optionally-substituted or derivatized amino group, R.sup.2 denotes an alkyl group, an alkoxy group, an alkylmercapto group, an optionally-substituted aryl group, a phenalkoxy group or an optionally-substituted amino group and X denotes an oxygen atom or a sulfur atom, and their acid-addition salts with inorganic and organic acids are new compounds. They have an anti-hypertensive effect and are suitable for the treatment of hypertension. Processes for the preparation of the new, pharmacologically-effective compounds, new intermediate products required for their preparation, therapeutic use of the compounds, compositions for such use and unit dosage forms of the compositions are disclosed.
式I的取代吡啶嗪化合物##STR1##其中A代表较低的烷基链,R.sup.1代表可选择取代或衍生的氨基团,R.sup.2代表烷基团、烷氧基团、烷基硫醇基团、可选择取代的芳基团、苯基氧基团或可选择取代的氨基团,X代表氧原子或硫原子,以及它们与无机和有机酸形成的酸盐是新化合物。它们具有降压作用,适用于治疗高血压。公开了制备这些新的药理有效化合物的方法,制备所需的新中间体,这些化合物的治疗用途,用于此类用途的组合物以及这些组合物的单位剂量形式。