L-745,870 is a drug which acts as a dopamine receptor antagonist selective for the D4 subtype, and has antipsychotic effects in animal models, though it was not effective in human trials.
ChEBI: 3-[[4-(4-chlorophenyl)-1-piperazinyl]methyl]-1H-pyrrolo[2,3-b]pyridine is a member of piperazines.
A highly potent and selective D 4 dopamine receptor antagonist; L-745,870 has K i values of 0.51, 2300 and 960 nM for D 4 , D 3 and D 2 subtypes respectively and > 1000-fold selectivity over 5-HT 2 , D 1 and D 5 receptors.