Multi-analytical characterization of 4-fluoro-furanyl fentanyl in a drug seizure
In recent years, the synthesis and introduction of Novel Psychoactive Substances (NPS) into the illicit market has reached alarming levels. More than 730 compounds have been identified by the European Monitoring Center for Drugs and Drug Addiction (EMCDDA). Among the newest NPS, synthetic opioids deserve special attention, in particular fentanyl and its analogues that in 2018 covered more than 70% of the world demand for opioids, with thousands of fatal events in USA.