methcathinone synthesis

from this tutorial : Synthesis of methcathinone hydrochloride from propiophenone FIRST STAGE: bromination of propiophenone 50 ml propiophenone mixed with 40 ml hydrobromic acid and 100 ml of distilled water together and stirred for 5 minutes. 60 ml of hydrogen peroxide 35% slowly added in 30...

hello everyone i want to know how long the bromination of propiophenone takes in this video: Methcathinone HCl Synthesis From Propiophenone in stage 1: I'm not sure if i have to stir it for 1 day or 1 hour is just enough... in stage 2: after the bromination process and after adding methylamine...

Introduction Ephedrine and pseudoephedrine, commonly used in clandestine laboratories in synthetic oxidation with potassium permanganate to form 2-methylamino-1-phenylpropan-1-one. This ketone product of methamphetamine, termed "ephedrone", "methcathinone" and "Jeff". Some people on BB Forum are...