申请人:Imperial Chemical Industries PLC
公开号:US04916148A1
公开(公告)日:1990-04-10
Naphtho[2,1-b]furan derivatives of the formula: ##STR1## wherein R.sup.1 is a 1H-1,2,4-triazol-1-yl, 4H-1,2,4-triazol-4-yl, 3-pyridyl or 5-pyrimidinyl radical or a 1H-imidazol-1-yl radical optionally substituted in the 5-position by a 1-6C alkyl or halogenoalkyl radical; R.sup.2 and R.sup.3, which may be the same or different, are each a hydrogen or deuterium atom, a cyano radical, a 1-6C alkyl or halogenoalkyl radical, a phenyl radical optionally substituted by halogen, or one of R.sup.2 and R.sup.3 is a radical of the formula R.sup.1 as defined above, and the other is hydrogen; R.sup.4 and R.sup.5, which may be the same or different, are each a 1-2C alkyl, deuterioalkyl or halogenoalkyl radical; or R.sup.4 and R.sup.5 together with the carbon atom to which they are attached form a 3-6C cycloalkyl radical; R.sup.6 and R.sup.7, which may be the same or different, are each a hydrogen or halogen atom, an amino, carboxy, carbamoyl, cyano, 1-cyano-1-methylethyl or nitro radical, a 1-6C alkyl or halogenoalkyl radical, a mono- or di-(1-6C)alkylcarbamoyl radical, a mono- or di-(1-6C)halogenoalkylcarbamoyl radical, a group of the formula --COR.sup.8, --SO.sub.n R.sup.8 or --OR.sup.8, in which n is 0, 1 or 2 and R.sup.8 is a 1-6C alkyl or halogenoalkyl radical, or a benzoyl radical optionally substituted by halogen; one of R.sup.9 and R.sup.10 is hydrogen and the other is a hydroxy or 1-6C alkoxy radical, or R.sup.9 and R.sup.10 together form an oxo radical; and the pharmaceutically acceptable acid addition salts thereof; processes for their manufacture; and pharmaceutical compositions containing them.
Naphtho[2,1-b]furan衍生物的化学式:##STR1## 其中R.sup.1是1H-1,2,4-三唑-1-基,4H-1,2,4-三唑-4-基,3-吡啶基或5-嘧啶基或者是在5-位由1-6C烷基或卤代烷基取代的1H-咪唑-1-基;R.sup.2和R.sup.3,可以相同也可以不同,分别是氢或氘原子,氰基,1-6C烷基或卤代烷基,或者是上述定义的R.sup.1的基团,另一个是氢;R.sup.4和R.sup.5,可以相同也可以不同,分别是1-2C烷基,氘代烷基或卤代烷基;或者R.sup.4和R.sup.5与它们连接的碳原子一起形成3-6C环烷基;R.sup.6和R.sup.7,可以相同也可以不同,分别是氢或卤素原子,氨基,羧基,氨基甲基氰基,1-6C烷基或卤代烷基,单或双-(1-6C)烷基氨基甲酰基,单或双-(1-6C)卤代烷基氨基甲酰基,具有化学式--COR.sup.8,--SO.sub.n R.sup.8或--OR.sup.8的基团,其中n为0, 1或2,R.sup.8是1-6C烷基或卤代烷基,或者是可选择由卤素取代的苯甲酰基;R.sup.9和R.sup.10中的一个是氢,另一个是羟基或1-6C烷氧基,或者R.sup.9和R.sup.10一起形成一个醇基;以及其药学上可接受的酸盐;它们的制备方法;以及含有它们的药物组合物。