申请人:Beecham Group Limited
公开号:US04282356A1
公开(公告)日:1981-08-04
A compound, with hypoglycaemic activity, having formula (II) or a pharmaceutically acceptable quaternary ammonium or acid addition salt thereof: ##STR1## wherein X represents oxygen or sulphur; n represents zero or 1; R.sup.7 represents hydrogen or C.sub.1-6 alkyl; R.sup.1 and R.sup.2 are the same or different and represent hydrogen, C.sub.1-6 alkyl, phenyl, benzyl, or C.sub.3-6 cycloalkyl; R.sup.3 represents hydrogen, C.sub.1-6 alkyl, phenyl or benzyl; R.sup.4 represents hydrogen or C.sub.1-6 alkyl; R.sup.5 represents C.sub.1-6 alkyl, phenyl optionally substituted with up to 3 groups selected from halogen, C.sub.1-6 alkyl, and C.sub.1-6 alkoxy; or benzyl optionally substituted with up to 3 groups selected from halogen, C.sub.1-6 alkyl and C.sub.1-6 alkoxy; or R.sup.4 and R.sup.5 together represent the remaining members of a 5- or 6-membered ring optionally containing an oxygen, sulphur or additional nitrogen atom and being optionally substituted with C.sub.1-6 alkyl, carboxy or C.sub.1-6 alkoxycarbonyl; and R.sup.6 represents phenyl, optionally substituted with up to 3 groups selected from halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkanoyl, C.sub.1-6 alkanoyloxy, nitro, hydroxy, amino, substituted amino, carboxy, and C.sub.1-6 alkoxycarbonyl.
一种具有降血糖活性的化合物,其化学式为(II)或其药学上可接受的季铵或酸加合物盐:##STR1## 其中X代表氧或硫;n代表零或1;R.sup.7代表氢或C.sub.1-6烷基;R.sup.1和R.sup.2相同或不同,代表氢,C.sub.1-6烷基,苯基,苄基或C.sub.3-6环烷基;R.sup.3代表氢,C.sub.1-6烷基,苯基或苄基;R.sup.4代表氢或C.sub.1-6烷基;R.sup.5代表C.sub.1-6烷基,苯基(可选取最多3个卤素,C.sub.1-6烷基和C.sub.1-6烷氧基中的一种或多种进行取代);或苄基(可选取最多3个卤素,C.sub.1-6烷基和C.sub.1-6烷氧基中的一种或多种进行取代);或R.sup.4和R.sup.5一起代表一个5-或6-成员环的其余成员,该环可选取一个氧,硫或额外的氮原子,并可用C.sub.1-6烷基,羧基或C.sub.1-6烷氧羰基进行取代;R.sup.6代表苯基,可选取最多3个卤素,C.sub.1-6烷基,C.sub.1-6烷氧基,C.sub.1-6酰基,C.sub.1-6酰氧基,硝基,羟基,氨基,取代氨基,羧基和C.sub.1-6烷氧羰基中的一种或多种进行取代。