申请人:Novo Nordisk A/S
公开号:US05672588A1
公开(公告)日:1997-09-30
A compound of formula (I), or a pharmaceutically acceptable salt thereof: ##STR1## wherein X is hydrogen, amino, halogen, hydroxy, lower alkoxy or lower alkyl and R.sup.1 is ##STR2## wherein Y is methylene or a valence bond, R.sup.2 and R.sup.5 is H or lower, straight or branched alkyl, R.sup.3 is H or lower alkyl, or R.sup.2 and R.sup.3 can together form a cyclobutyl, cyclopentyl, cyclohexyl or phenyl ring, Z is oxygen, methylene, sulphur, sulphonyl or a valence bond, R.sup.4 is H, lower alkyl, aralkyl, a mono or bicyclic aromatic system optionally substituted with various groups. The compounds have been found useful for treating central nervous system ailments.
化合物的化学式(I)或其药学可接受的盐:##STR1## 其中X是氢,氨基,卤素,羟基,低烷氧基或低烷基,R.sup.1是##STR2## 其中Y是亚甲基或一个价键,R.sup.2和R.sup.5是H或低直链或支链烷基,R.sup.3是H或低烷基,或R.sup.2和R.sup.3可共同形成环丁基,环戊基,环己基或苯环,Z是氧,亚甲基,硫,磺酰或一个价键,R.sup.4是H,低烷基,芳基烷基,一个单环或双环芳香体系,可选择性地被各种基团取代。这些化合物被发现对治疗中枢神经系统疾病有用。