DEA is proposing to consider ANPP as a precursor to fentanyl and to classify it as a Schedule II controlled substance.
Because there has been an unprecedented outbreak of hundreds of fentanyl-related overdoses in recent months, the Drug Enforcement Administration is proposing to designate a chemical used by clandestine laboratory operators to make fentanyl as an immediate precursor to the Schedule II controlled substance. In addition, DEA wants to classify the chemical as a Schedule II substance. The chemical in question is ANPP or 4-anilino-N-phenethyl-4-piperidine. The DEA