申请人:BASF Aktiengesellschaft
公开号:US04376771A1
公开(公告)日:1983-03-15
6-(p-Acylaminophenyl)-4,5-dihydropyridaz-3-ones of the formula I ##STR1## where R.sup.1 is hydrogen or alkyl of 1 to 3 carbon atoms and R.sup.2, if R.sup.1 is hydrogen, is halogen-substituted alkyl of 3 to 6 carbon atoms or .beta.-haloethyl or, if R.sup.1 is alkyl of 1 to 3 carbon atoms, is halogen-substituted alkyl of 1 to 6 carbon atoms, their manufacture, and therapeutic agents which contain, as the active ingredient, a compound of the formula I, where R.sup.2 may also be halomethyl or .alpha.-haloethyl if R.sup.1 is hydrogen. These compounds may be used as anti-hypertensive agents and for the prophylaxis and therapy of thromboembolic disorders.
公式I中的6-(p-Acylaminophenyl)-4,5-dihydropyridaz-3-ones,其中R1为氢或1至3个碳原子的烷基,而如果R1为氢,则R2为3至6个碳原子的卤代烷基或β-卤代乙基,如果R1为1至3个碳原子的烷基,则R2为1至6个碳原子的卤代烷基,其制造方法以及包含公式I中化合物作为活性成分的治疗剂,其中如果R1为氢,则R2还可以是卤代甲基或α-卤代乙基。这些化合物可用作降压剂以及预防和治疗血栓栓塞性疾病。