The present invention relates to compounds of formula (I) wherein R1' is CH3; R1 is methyl, ethyl, CF3, CH2OH, cyclopropyl or cyano, or R1' and R1 may form together a 1,1-dioxo-tetrahydro-thiophen-3-yl ring; R2 is hydrogen, methyl, ethyl, isopropyl, tert-butyl or cyclopropyl; R3 is C1, F, CF3, cyano, methyl, methoxy or cyclopropyl; R4 is hydrogen, methyl or F; X is N or CH; Y is N or CH; with the proviso that X and Y are not simultaneously CH; or to a pharmaceutically acceptable salt or acid addition salt, to a racemic mixture, or to its corresponding enantiomer and/or optical isomer and/or stereoisomer thereof. The compounds of formula I may be used in the treatment of psychiatric disorders such as schizophrenia, bipolar disorder, obsessive-compulsive disorder or autism spectrum disorder.
本发明涉及化合物的公式(I),其中R1'为
CH3;R1为甲基、乙基、
CF3、CH2OH、环丙基或
氰基,或者R1'和R1可以共同形成1,1-二氧代
四氢噻吩-3-基环;R2为氢、甲基、乙基、异丙基、叔丁基或环丙基;R3为C1、F、 、
氰基、甲基、甲氧基或环丙基;R4为氢、甲基或F;X为N或CH;Y为N或CH;但X和Y不能同时为CH;或者其药学上可接受的盐或酸加成盐,或者其相应的外消旋体和/或光学异构体和/或立体异构体。公式I的化合物可用于治疗精神障碍,如精神分裂症、双相情感障碍、强迫症或自闭症谱系障碍。