| abstract |
Disclosed are compounds of the formula: <IMAGE> or the pharmaceutically acceptable acid addition salts thereof, wherein: R1, R2, R3, R4, R5, R6, R7, R8 and R9 are the same or different and represent hydrogen, C1-C6 alkyl, halogen, hydroxy, amino, cyano, nitro, trifluoromethyl, trifluoromethoxy, C1-C6 alkoxy, -O2CR', -NHCOR', -COR', -SOmR', where R' is C1-C6 alkyl and wherein m is 0, 1 or 2; or R1, R2, R3, R4, R5, R6, R7, R8 and R9 independently represent -CONR'R'', or -NR'R'' where R' and R'' independently represent hydrogen or C1-C6 alkyl; R10 is hydrogen or C1-C6 alkyl; and R represents an aminoalkyl group; which compounds are useful in the treatment of affective disorders such as schizophrenia, depression, Alzheimer's disease, movement disorders such as Parkinsonism and dystonia, and other disorders which respond to dopaminergic blockade such as substance abuse and obsessive compulsive disorders. Further, compounds of this invention may be useful in treating the extrapyramidal side effects associated with the use of conventional neuroleptic agents. |