ephedrine synthesis

  1. choose

    Ephedrine from p2p

    Hello everyone, Can ephedrine or pseudoephedrine be made from p2p? thanks for replies
  2. GhostChemist

    Synthesis of Ephedrine Hydrochloride and Chemical Analysis

    The synthesis of Ephedrine hydrochloride is proceeding according to Scheme 1. Scheme 1 Were've carried out 3 synthesis of Ephedrine with 1, 1.5 and 2 equivalents of NaBH4 to methcathinone Starting reagents and materials for a one synthesis: 10 g of purified methcathinone hydrochloride 40-50...
  3. G.Patton

    dl-Ephedrine synthesis from 1-Phenyl-1,2-propandion

    Introduction Here is described synthesis method of dl-Ephedrine from 1-Phenyl-1,2-propandion by means of catalytic reduction with hydrogen gas and Adams' catalyst. 1-Phenyl-1,2-propandion Can be purchased in international chemical market, other reagents are not so hard to buy. This is a one-pot...

    Synthesis of ephedrine from propiophenone

    THEORY OF SYNTHESIS OF EPHEDRINE. The mechanism of these reactions is well known: - at the first stage, bromine is attached to propiophenone in benzene, alpha-bromine-propiophenone is obtained; - at the second stage, bromine is replaced by an amino group, cathinone is obtained (if ammonia is...
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