申请人:Teikoku Hormone Mfg. Co., Ltd.
公开号:US05130314A1
公开(公告)日:1992-07-14
A pyridazinone compound represented by the general formula ##STR1## wherein Ar is ##STR2## in which R.sup.1, R.sup.2 and R.sup.3 may be identical or different, and each represents a hydrogen atom, a lower alkyl group, a trifluoromethyl group, a halogen atom, a cyano group or a nitro group, and R.sup.4 represents a hydrogen atom, a lower alkoxy group, or a lower alkyl group substituted by a lower alkoxy group or a carbamoyl group, and C* is an assymmetric carbon atom, or a salt thereof. This compound is useful for the treatment of diseases of the circulatory system.
一种由一般式##STR1##表示的吡啶并咪唑酮化合物,其中Ar是##STR2##其中R.sup.1,R.sup.2和R.sup.3可以相同也可以不同,分别代表氢原子,较低的烷基,三氟甲基,卤素原子,氰基或硝基基团,而R.sup.4代表氢原子,较低的烷氧基,或被较低的烷氧基或氨基甲酰基取代的较低的烷基,C *是一个不对称的碳原子,或其盐。该化合物可用于治疗循环系统疾病。