The research group around Prof. Stein of the Charité Berlin has developed a new active pharmaceutical ingredient, we have synthesized this molecule. (See original publication: Spahn et al., Science, 2017, 355 (6328): 966-969)

We can offer this substance rac-(3RS,4SR)-3-Fluoro-fentanyl (IUPAC: (±)-N-(3-Fluor-1-phenethylpiperin-4-yl)-Nphenylpropionamide, or NFEPP for short) for your research and forensic applications as well.

We look forward to your inquiry.