The present invention relates to compounds of the formula I, the N-oxides, tautomers, the prodrugs and the pharmaceutically acceptable salts thereof.
where in formula I the variables X, Y, Q
1
, Q
2
have the following meanings:
X is C—R
3
or N;
Q
1
is S or O and Q
2
is C—R
4
or N and Q
2
is connected to X via a double bond while Q
1
is connected to X via a single bond; or
Q
2
is S or O and Q
1
is C—R
4
or N and Q
1
is connected to X via a double bond while Q
2
is connected to X via a single bond;
Y is C—R
5
or N;
where in formula I the variables R
1
, R
2
, R
3
, R
4
and R
5
are as defined in the claims
The compounds of the formula I, the N-oxides, tautomers, the prodrugs and the pharmaceutically acceptable salts thereof are inhibitors of phosphodiesterase type 10A and to their use for the manufacture of a medicament and which thus are suitable for treating or controlling of medical disorders selected from neurological disorders and psychiatric disorders, for ameliorating the symptoms associated with such disorders and for reducing the risk of such disorders.
本发明涉及公式I的化合物,其N-氧化物、互变异构体、前药及其药学上可接受的盐。在公式I中,变量X、Y、Q1、Q2具有以下含义:X为C—R3或N;Q1为S或O,Q2为C—R4或N,而Q2通过双键与X连接,Q1通过单键与X连接;或者Q2为S或O,Q1为C—R4或N,而Q1通过双键与X连接,Q2通过单键与X连接;Y为C—R5或N。在公式I中,变量R1、R2、R3、R4和R5如权利要求所定义。公式I的化合物、N-氧化物、互变异构体、前药及其药学上可接受的盐是
磷酸二酯酶10A的
抑制剂,用于制造药物,因此适用于治疗或控制神经系统疾病和精神疾病,改善与此类疾病相关的症状并降低此类疾病的风险。