3-[1,Thiazolidinylbutyl-4-piperazinyl]-1H-indazoles, a process for their preparation and their use as medicaments

摘要

This invention relates to 3-[1-thiazolidinylbutyl-4-piperazinyl]-1H-indazoles of the formula I where R1 and R2 are each independently hydrogen or loweralkyl or R1 and R2 taken together with the carbon atom to which they are attached form a cyclopentane, cyclohexane or cycloheptane ring; R3 ad R4 are independently hydrogen or loweralkyl or R3 and R4 taken together with the carbon atom to which they are attached form a cyclopentane, cyclohexane or cycloheptane ring; R5 is hydrogen, loweralkyl, alkanoyl or aroyl; X is halogen, loweralkyl or alkoxy; m is an integer of 0 to 3, the pharmaceutically acceptable acid addition salts thereof and where applicable, the optical, geometrical and stereoisomers and racemic mixtures thereof. The compounds of this invention are useful as antipsychotic agents.