ephedrine reduction

  1. GhostChemist

    Methamphetamine From Ephedrine by Iodine and Red P

    Starting reagents and materials 6 g Synthetic ephedrine hydrochloride racemate 1.8 g Red phosphorous (P) 12 g Iodine (I2) 100-150 ml H2O 3 g Sodium thiosulfate (Na2S2O3) 24 ml 25% NaOH 250-300 ml DCM 100 ml Petroleum ether HCl gas 100 g NH4Cl 25 ml H2SO4 83% Flasks 250 and 500 ml Beakers...
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