Propanamide, N-(2-phenylethyl)-N-[1-(2-phenylethyl)-4-piperidinyl]-, hydrochloride (1:1)

N-(1-Phenethyl-4-piperidyl)-N-phenethylpropanamide is an analytical reference standard that is structurally similar to known opioids. N-(1-Phenethyl-4-piperidyl)-N-phenethylpropanamide is a byproduct in the synthesis of fentanyl.¹ This product is intended for research and forensic applications.

1. Lurie, I.S., Berrier, A.L., Casale, J.F., et al. Profiling of illicit fentanyl using UHPLC-MS/MS Forensic Sci. Int. 220(1-3),191-196(2012).