'APAAN in the neck' - A reflection on some novel impurities found in seized materials containing amphetamine in Ireland during routine forensic analysis.

This perspective examines amphetamine importations into Ireland. Some novel by-products were detected and linked to a change in the method of production of P2P from APAAN. These by-products remained present during subsequent Leuckart reaction conditions. Novel by-products from substituted cathinone synthesis reactions were also isolated and characterized.