Tóm tắt nội dung:     Clandestine laboratory synthesis of 3,4-methylenedioxyamphetamine (MDA). was significant because here the modification involved the addition of a hydroxyl group as opposed to an alkyl substitution on the nitrogen. Clandestine laboratory synthesis of MDA and MDMA are shown in Figures 1.4.9.4 and 1.4.9.5 The identification of the phenethylamines...