The present invention relates to a compound represented by formula [I]: wherein: R
1
is hydrogen, halogen, lower alkyl or cyano; Ring A is an optionally substituted heterocyclic group; Ring B is an optionally substituted 3 to 6-membered monocyclic group; and Y is optionally substituted amino, optionally substituted cyclic amino, optionally substituted aliphatic 3 to 6-membered monocyclyloxy, optionally substituted lower alkyl or optionally substituted lower alkyl-O—, or a pharmaceutically acceptable salt thereof, and to their use as PDE10 inhibitor.
本发明涉及一种由式[I]表示的化合物:
其中:R1是氢、卤素、较低的烷基或
氰基;环A是可选取代的杂环基团;环B是可选取代的3至6成员的单环基团;以及Y是可选取代的
氨基、可选取代的环状
氨基、可选取代的脂肪族3至6成员的单环氧基、可选取代的较低烷基或可选取代的较低烷基-O-,或其药学上可接受的盐,并且作为PDE10
抑制剂使用。