Dibenzazepine derivatives in free base form or in pharmaceutically acceptable acid addition salt form of formulawhereinR1 is hydrogen, C1-4-alkyl, C2-4-alkyl substituted by cyano, C2-5-hydroxyalkyl, C2-18-alkanoyl- (C2-5)-alkyl, C7-9-phenylalkyl, C3-6-cycloalkyl or C4-7cycloalkylalkyl,R2 and R3 are independently of each other hydrogen, halogen trifluoromethyl, C1-4-alkyl, C1-4-alkoxy or C1-4-alkylthio, andZ is -0-, -S- or -NR-, wherein R is hydrogen, C1-4-alkyl, C3-s-alkenyl, C7-9-phenylalkyl, C3-6-cycloalkyl or C4-7-cycloalkylalkyl, especially 2-chloro-10-(1-methyl-piperidin-4-yl)- 10,11-dihyd- rodibenzo [b,f] [1,4] thiazepine, are useful as neuroleptic, antidepressant, sleep-inducing, sleep-promoting and sleep-prolonging agents and are prepared by reproducing a comoound of formulawherein R1, R2 and Z are defined as above.展开▼
