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.
化合物公式(I)或其药学上可接受的盐:
其中X为氢、氨基、卤素、羟基、较低的烷氧基或较低的烷基,R1为
其中Y为亚甲基或一个价键,R2和R5为H或较低的、直链或支链烷基,R3为H或较低的烷基,或R2和R3可以共同形成环丁基、环戊基、环己基或苯环,Z为氧、亚甲基、硫、磺酰或一个价键,R4为H、较低的烷基、芳基烷基、一个单环或双环芳香系统,可选地被各种基团取代。这些化合物已被发现对治疗中枢神经系统疾病有用。