Triple reuptake inhibitors: Design, synthesis and structure-activity relationship of benzylpiperidine-tetrazoles

Bioorg Med Chem. 2017 Oct 15;25(20):5278-5289. doi: 10.1016/j.bmc.2017.07.046. Epub 2017 Jul 27.

Abstract

Monoamine transporters are important targets in the treatment of various central nervous disorders. Several limitations of traditional reuptake inhibitors, like delayed onset of action, insomnia, and sexual dysfunction, have compelled the search for safer, more effective compounds. In this study, we have sought to identify novel monoamine reuptake inhibitors. Based upon the docking study of compounds that we had reported previously, aromatic rings (A1) were modified to generate a novel series of benzylpiperidine-tetrazoles. Thirty-one compounds were synthesized and evaluated for their triple reuptake inhibition of serotonin, norepinephrine and dopamine. Triple reuptake inhibitor, compound 2q, in particular, showed potent serotonin reuptake inhibition, validating our design approach.

Keywords: Benzylpiperidine–tetrazoles; Docking; Monoamine neurotransmitters; Norepinephrine and dopamine reuptake inhibitors; Serotonin.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Dopamine / metabolism
  • Dose-Response Relationship, Drug
  • Drug Design*
  • Humans
  • Molecular Docking Simulation
  • Molecular Structure
  • Neurotransmitter Uptake Inhibitors / chemical synthesis
  • Neurotransmitter Uptake Inhibitors / chemistry
  • Neurotransmitter Uptake Inhibitors / pharmacology*
  • Norepinephrine / antagonists & inhibitors
  • Norepinephrine / metabolism
  • Piperidines / chemical synthesis
  • Piperidines / chemistry
  • Piperidines / pharmacology*
  • Serotonin / metabolism
  • Structure-Activity Relationship
  • Tetrazoles / chemical synthesis
  • Tetrazoles / chemistry
  • Tetrazoles / pharmacology*

Substances

  • Neurotransmitter Uptake Inhibitors
  • Piperidines
  • Tetrazoles
  • Serotonin
  • 1-benzylpiperidine
  • Dopamine
  • Norepinephrine