Description
An analytical reference material that is structurally similar to known opioids; precursor to ortho-fluorofentanyl, ortho-fluorobutyryl fentanyl, and ocfentanil and a potential impurity in illicit preparations of this class of compounds; a potential metabolite of ortho-fluorofentanyl, ortho-fluorobutyryl fentanyl, and ocfentanil based on the published metabolism of fentanyl; intended for research and forensic applications