申请人:Pharmacia & Upjohn Company
公开号:US05874475A1
公开(公告)日:1999-02-23
Compounds of formula (I) and pharmacologically acceptable salts thereof wherein: n is 1 to 3, R is an alkyl, R.sub.1 is hydrogen or alkyl, R.sub.2 is alkyl, R.sub.3 is an alkyl; b) alkyl substituted with an aryl, heteroaryl or cycloalkyl; c) alkyl substituted with one to eight fluorine atoms; d) cycloalkyl; e) alkenyl; f) alkyl substituted with one to three hydroxy, acyloxy or alkoxy substituents, and where the sum of carbons in R.sub.2 and R.sub.3 is greater than five br where R.sub.2 and R.sub.3 with the nitrogen atom form a saturated heterocyclic group having one nitrogen and form 4-8 carbon atoms or a 4-substituted piperazine group in which the 4-substituent can be alkyl, aryl, benzyl, or heteroaryl, and X is hydrogen, hydroxy, alkoxy, alkyl, carbon trifluoride or a halogen, or compounds of formula (I') and pharmacologically acceptable salts thereof wherein: n is 1 to 3, R is an alkyl, R.sub.1 is hydrogen or alkyl, R.sub.2 is an alkyl, R.sub.3 is an alkyl substituted with an aryl, heteroaryl or cycloalkyl, or an alkyl substituted with one to eight fluorine atoms, one to three hydroxy, acyloxy or alkoxy substituents, and where the sum of carbons in R.sub.2 and R.sub.3 is greater than five; X is hydrogen, hydroxy, alkoxy, alkyl, carbon trifluoride or a halogen, useful as class III antiarrhythmic agents.
化合物的公式(I)及其药学上可接受的盐,其中:n为1至3,R为烷基,R.sub.1为氢或烷基,R.sub.2为烷基,R.sub.3为烷基;b)烷基取代的芳基,杂环芳基或环烷基;c)烷基取代的含有一至八个氟原子的烷基;d)环烷基;e)烯基;f)烷基取代的含有一至三个羟基,酰氧基或烷氧基取代基,且R.sub.2和R.sub.3中碳的总数大于5,其中R.sub.2和R.sub.3与氮原子形成一个饱和的杂环基,其中有一个氮原子,具有4-8个碳原子,或者是一个4-取代哌嗪基团,其中4-取代基团可以是烷基,芳基,苯甲基或杂环芳基,X为氢,羟基,烷氧基,烷基,三氟甲基或卤素,或者公式(I')的化合物及其药学上可接受的盐,其中:n为1至3,R为烷基,R.sub.1为氢或烷基,R.sub.2为烷基,R.sub.3为烷基取代的芳基,杂环芳基或环烷基,或者烷基取代的含有一至八个氟原子,一至三个羟基,酰氧基或烷氧基取代基,且R.sub.2和R.sub.3中碳的总数大于5;X为氢,羟基,烷氧基,烷基,三氟甲基或卤素,可用作III类抗心律失常药物。