申请人:Beecham Group Limited
公开号:US04355004A1
公开(公告)日:1982-10-19
A compound with hypoglycaemic activity having formula (II) or a pharmaceutically acceptable ammonium or acid addition salt thereof: ##STR1## wherein R.sup.1 and R.sup.2 are the same or different and represent hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, hydroxy or halogen; R.sup.3 and R.sup.4 are the same or different and represent hydrogen or C.sub.1-6 alkyl; R.sup.5 represents hydrogen or C.sub.1-6 alkyl; R.sup.6 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.5 and R.sup.6 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.7 represents phenyl, optionally substituted with up to 3 groups selected from halogen, C.sub.1-6 alkyl and C.sub.1-6 alkoxy, C.sub.1-6 alkoxy carbonyl, C.sub.1-6 alkanoyl, C.sub.1-6 alkyanoyloxy, nitro, hydro, amino, substituted amino, and carboxy.
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铵盐或酸盐加合物:##STR1##其中,R.sup.1和R.sup.2相同或不同,代表氢、C.sub.1-6烷基、C.sub.1-6烷氧基、羟基或卤素;R.sup.3和R.sup.4相同或不同,代表氢或C.sub.1-6烷基;R.sup.5代表氢或C.sub.1-6烷基;R.sup.6代表C.sub.1-6烷基、苯基(可选地由卤素、C.sub.1-6烷基和C.sub.1-6烷氧基中的最多3个基团取代)或苄基(可选地由卤素、C.sub.1-6烷基和C.sub.1-6烷氧基中的最多3个基团取代);或者R.sup.5和R.sup.6一起代表一个5-或6-成员环的剩余成员,该环可选地包含一个氧、硫或额外的氮原子,并可选地由C.sub.1-6烷基、羧基或C.sub.1-6烷氧羰基取代;R.sup.7代表苯基,可选地由卤素、C.sub.1-6烷基和C.sub.1-6烷氧基、C.sub.1-6烷氧羰基、C.sub.1-6烷酰基、C.sub.1-6烷基酰氧基、硝基、羟基、氨基、取代氨基和羧基中的最多3个基团取代。