申请人:Janssen Pharmaceutica, N.V.
公开号:US06103725A1
公开(公告)日:2000-08-15
The present invention concerns the compounds of formula ##STR1## the N-oxide forms, the pharmaceutically acceptable acid addition salts and stereochemically isomeric forms thereof, wherein X is O or S; n is 2, 3, 4 or 5; R.sup.1 is hydrogen, C.sub.1-6 alkyl, C.sub.1-6 alkyloxy or halo; R.sup.2 is hydrogen, C.sub.1-6 alkyl, phenyl, phenylC.sub.1-6 alkyl or phenylcarbonyl; R.sup.3 and R.sup.4 each independently are selected from hydrogen, halo, nitro, C.sub.1-6 alkyl, C.sub.1-6 alkyloxy, haloC.sub.1-6 alkyl, aminosulfonyl, mono- or di(C.sub.1-4 alkyl)aminosulfonyl; or R.sup.3 and R.sup.4 may also be taken together to form a bivalent radical of formula --CH.dbd.CH--CH.dbd.CH--; it further relates to processes for their preparation, compositions comprising them as well as their use as a medicine; compounds of formula (I) containing a radioactive isotope; a process of marking dopamine D.sub.4 receptor sites; and a process for imaging an organ are disclosed.
本发明涉及公式##STR1##的化合物,其N-氧化物形式,药学上可接受的酸盐和立体化学异构体形式,其中X为O或S;n为2、3、4或5;R.sup.1为氢,C.sub.1-6烷基,C.sub.1-6烷氧基或卤素;R.sup.2为氢,C.sub.1-6烷基,苯基,苯基C.sub.1-6烷基或苯基羰基;R.sup.3和R.sup.4各自独立地选择自氢,卤素,硝基,C.sub.1-6烷基,C.sub.1-6烷氧基,卤素C.sub.1-6烷基,氨基磺酰基,单或双(C.sub.1-4烷基)氨基磺酰基;或R.sup.3和R.sup.4也可以一起取形成公式--CH.dbd.CH--CH.dbd.CH--的二价基团;它进一步涉及它们的制备过程,包含它们的组合物以及它们作为药物的用途;包含放射性同位素的公式(I)化合物;标记多巴胺D.sub.4受体位点的过程;以及成像器官的过程。