4-mmc synthesis
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4-MMC (mephedrone) synthesis in DCM
I've tried this synthesis and gotten yields ranging from 30% 45%. Sharing in case it might be helful to others. Vice versa, other people might know changes to this synthesis for higher yields. Improvements are always welcome Needed: 100 g 2-bromo-4-methylpropiophenone 500 ml DCM 200 ml...- SonicNL
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- 4-methylmethcathinone 4-mmc 4-mmc synthesis
- Replies: 67
- Forum: Methcathinones
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Mephedrone synthesis (4-MMC) in NMP solvent. Large scale.
Reaction scheme: Reagents: 2-Bromo-4'-methylpropiophenone (cas 1451-82-7) - 5 kg; n-Methyl-2-pyrrolidone (NMP; cas 872-50-4) - 20 L; Methyl amine 40% aq. solution (cas 74-89-5) - 8 L; Benzene - 20 L; Acetone - 30 L; Hydrochloric acid con. aq. solution (HCl 36%) ~ 1.5 L; Distilled water - 20...- WillD
- Thread
- 4-mmc synthesis 4-mmc video synthesis cas 1189726-22-4 cas 1451-82-7 cas 74-89-5 cas 872-50-4 cathinone mephedrone synthesis mephedrone video synthesis n-methyl-2-pyrrolidone
- Replies: 258
- Forum: Methcathinones
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4'-Methylpropiophenone iodination to 2-iodo-4'-methylpropiophenone by iodine/cooper(II) oxide. Video manual.
Reaction scheme: Reagents: 4'-Methylpropiophenone (cas 5337-93-9) 5 kg; Сooper(II) oxide (CuO) 2.7 kg; Isopropyl alcohol (IPA) 50 l; Iodine 6.5 kg; Equipment and glassware: 100 L Batch reactor, which is equipped with drip funnel, top stirrer, thermometer, temperature control system...- WillD
- Thread
- 2-iodo-4'-methylpropiophenone 2-iodo-4'-methylpropiophenone synthesis 4'-methylpropiophenone 4-mmc synthesis cas 1189726-22-4 cas 236117-38-7 cas 5337-93-9 cathinone mephedrone synthesis video manual
- Replies: 23
- Forum: Methcathinones
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4′-Methylpropiophenone bromination to 2-bromo-4'-methylpropiophenone. Large scale.
Reaction scheme: Reagents: 4′-Methylpropiophenone (cas 5337-93-9) 1000 g; Hydrobromic acid 48% aq. 1300 g; Hydrogen peroxide (H2O2) 35% 750 g; Sodium bicarbonate (NaHCO3); Distilled water; Equipment and glassware: Three necked round bottom flask 5 L; Retort stand and clamp for securing...- WillD
- Thread
- 2-bromo-4'-methylpropiophenone 4-mmc 4-mmc synthesis 4′-methylpropiophenone 4′-methylpropiophenone bromination cas 1451-82-7 cas 5337-93-9 cathinone mephedrone mephedrone synthesis
- Replies: 40
- Forum: Methcathinones
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Mephedrone (4-MMC) synthesis from haloketone in ethyl acetate. 1-10 kg Scale.
Reaction scheme: Reagents: 1. 4'-Methylpropiophenone (cas 5337-93-9) 1 kg; 2. Hydrobromic acid 48% 1300 ml; 3. Hydrogen peroxide 35% 750 ml; 4. Sodium/potassium hydroxide 25% (NaOH/KOH) aqueous solution; 5. Distilled water; 6. Ethyl acetate 6 l; 7. Methylamine 40% aq - 2 l; 8. Acetone - 8 l...- WillD
- Thread
- 2-bromo-4'-methylpropiophenone 4'-methylpropiophenone 4-mmc ethyl acetate 4-mmc synthesis cas 1189726-22-4 cas 1451-82-7 cas 74-89-5 mephedrone ethyl acetate synthesis mephedrone synthesis methylamine
- Replies: 53
- Forum: Methcathinones
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