Fused tricyclic heteroaromatic derivatives as dopamine receptor subtype ligands

摘要

PCT No. PCT/GB94/01935 Sec. 371 Date Mar. 1, 1996 Sec. 102(e) Date Mar. 1, 1996 PCT Filed Sep. 6, 1994 PCT Pub. No. WO95/07262 PCT Pub. Date Mar. 16, 1995A class of fused tricyclic heteroaromatic compounds of formula (I), or a salt thereof or a prodrug thereof containing a fused pyrazole ring are ligands for dopamine receptor subtypes within the body and are therefore of use in the treatment and/or prevention of disorders of the dopamine system, such as schizophrenia.