2H-Benzimidazol-2-one, 1-[1-[1-(4-bromophenyl)ethyl]-4-piperidinyl]-1,3-dihydro-

1-[1-[1-(4-Bromophenyl)ethyl]-4-piperidinyl]-1,3-dihydro-2H-benzimidazol-2-one is used in the synthesis and evaluation of (benzyl)piperidinyl benzimidazolones and analogs as μ-opioid receptor agonists with high G protein signaling bias.