What is Methadone intermediate

Context: Methadone intermediate is a methadone precursor scheduled by UN Single Convention on Narcotic Drugs. It is a Schedule II Narcotic controlled substance in the United States and has an ACSCN of 9254. The 2014 annual manufacturing quota was 32 875 kilos.

Answer: Methadone intermediate is a methadone precursor scheduled by UN Single Convention on Narcotic Drugs.