Samiksha Jaiswal (Editor)

N,O Dimethyl 4 (2 naphthyl)piperidine 3 carboxylate

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PubChem CID
  
10684403

Molar mass
  
283.364 g/mol

Formula
  
C18H21NO2

3D model (Jmol)
  
Interactive image

N,O-Dimethyl-4-(2-naphthyl)piperidine-3-carboxylate

N,O-Dimethyl-4β-(2-naphthyl)piperidine-3β-carboxylate (DMNPC) is a piperidine based stimulant drug which is synthesised from arecoline. It is similar to nocaine in chemical structure, and has two and a half times more activity than cocaine as a dopamine reuptake inhibitor. However it is also a potent serotonin reuptake inhibitor, with similar affinity to fluoxetine. It is a structural isomer of another potent dopamine reuptake inhibitor, HDMP-28.

Clearly it is not just the SS enantiomer of the title compound that is an active MAT inhibitor.

Effect of N-demethylation

Interestingly, for the SR enantiomer, increased DAT affinity is seen upon demethylation.

This is the same choice of isomer used in the production of Paxil.

References

N,O-Dimethyl-4-(2-naphthyl)piperidine-3-carboxylate Wikipedia