The present invention provides compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein R
1
is hydrogen or fluorine, one of A and B is R2, the other is a group —X—Y—R3. R3 represents a carbocyclic or heterocyclic ring. Further variables are as defined in the specification. Also claimed are—processes for their preparation, pharmaceutical compositions containing them and their use in therapy of diseases such as schizophrenia, cognitive disorders and pain by modulating the D-amino acid oxidase enzyme (DAAO).
本发明提供了化合物的公式(I)及其在药学上可接受的盐,其中R1是氢或
氟,A和B中的一个是R2,另一个是一个基团—X—Y—R3。R3代表一个碳环或杂环。其他变量如规范中所定义。还声明了它们的制备方法、含有它们的药物组合物以及通过调节D-
氨基酸氧化酶酶(
DAAO)在治疗精神分裂症、认知障碍和疼痛等疾病方面的用途。