Metamfetaminsyntese fra P2P ved NaBH4-reduktion. Mellemstor skala.

btcboss2022

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Hej med dig,

Efter mange forsøg med Methylamine HCL baseret på denne metode vil jeg dele den bedste måde, jeg har fundet til at få Methamphetamine freebase i stor skala:

  • 966 gr P2P
  • 14 liter methanol
  • 1183 gr Methylamin HCL
  • 638 g NaOH
  • 452 gr Vandfrit natriumsulfat
  • 105 gr NaBH4
  • 35 L destilleret vand
  • 7 liter DCM

- Fyld reaktoren med 14 L methanol
- Opløs metylamin HCL under omrøring
- Sæt reaktortemperaturen på 0C (ikke blandingstemperaturen) og tilsæt NaOH, temperaturen vil stige
- Når temperaturen er kommet tilbage til 20C, tilsættes P2P, og temperaturen vil stige under omrøring i 45 minutter-1 time.
- Tilsæt 252 g vandfrit natriumsulfat
- Når blandingens temperatur når op på 8C, begynder du at tilsætte NaBH4 portionsvis, uden at overstige 20C.
- Når al NaBH4 er tilsat, lad det blande under 20C i ca. 2 timer, indtil blandingen holder op med at boble
- Tilsæt vand og fortsæt med at blande i 5 minutter
- Tilsæt DCM og bland i 10 minutter
- Stop omrøring og lad lagene blive adskilt
- Behold det nederste lag og kassér det øverste (det er ikke rentabelt at ekstrahere denne vandige fase)
- Tilsæt 200 g vandfrit natriumsulfat til det gemte lag og bland det
- Filtrer det i Buchner-tragt
- Inddamp DCM'en
- Ren og ildelugtende metamfetamin freebase opnået

;-)
 
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snowbones

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Is the 35 litres of water added to ensure seperation of the dcm and water cos of the methanol present to stop it all mixing?
and are you using a 100 litre HDPE paint bucket as the reaction vessel?
 

Atompower

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Has any one trying this method of btc boss and had success with his write up
 

rage565

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Is there a video of this procedure available?
 

G.Patton

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Have you tried to open Video section?
 

Grubby

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Is 15g of NaBH4 enough as the reducing agent for 138g of P2P? Or should I add a small amount of reducing agent to avoid some side reactions?
 

G.Patton

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Hello, yes it's not enough. You have to add at least equimolar amount 38.91g of NaBH4. It's even worth to add a little more, ~1.1 eqviv 42.8g.
 

Grubby

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Idol, there must be a special reason why you choose to use less reducing agent! For example, to avoid certain side reactions or to favor certain steps? Please Master, please enlighten me on the mystery behind this.
 
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