| 摘要 |
Pharmaceutical compositions comprising compounds of formula (I) or pharmaceutically acceptable salts and/or N-oxides and/or solvates thereof: <IMAGE> wherein: R1 is a C1-6 alkoxy or C1-6 alkylthio group; and one of R2, R3 and R4 is hydrogen, the second is C1-6 alkylthio and the third is selected from the class of substituents consisting of hydrogen, halogen, CF3, C1-6 alkyl, C1-6 alkoxy, C1-6 alkylthio, C1-7 acyl, C1-7 acylamino, C1-6 alkylsulphonyl, C1-6 alkylsulphinyl, hydroxy, nitro or amino, aminocarbonyl or aminosulphonyl optionally N-substituted by one or two C1-6 alkyl groups; or R1 is joined to R2 to form C1-2 alkylenedioxy; and one of R3 and R4 is C1-6 alkylthio and the other is selected from the class of substituents defined above; R5 is hydrogen or C1-6 alkyl; R6 is C1-7 alkyl or a group -(CH2)sR7 where s is 0 to 2 and R7 is a C3-8 cycloalkyl group, or a group -(CH2)tR8 where t is 1 or 2 and R8 is C2-5 alkenyl or a phenyl group optionally substituted by one or two substituents selected from C1-6 alkyl, C1-4 alkoxy, trifluoromethyl and halogen, or a thienyl group; and p and q are independently 0 to 2 and a pharmaceutically acceptable carrier, novel compounds within formula (I) having useful pharmacological activity and a process for their preparation. The compounds are useful in the treatment of psychosis. |
