Metamfetaminsyntes från P2P via aluminiumamalgam

Fenster

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Kan metanol ersätta etanol som lösningsmedel?
 

Ranof

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Yes, it's even better.
 

Ranof

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But the risk of toxic gases increases.
 

Ortist

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Den här skrivningen är en enda röra. Att följa den som den är kommer att ge dig 10% yeld. Eller kanske mindre.

1. Aluminiumamalgam måste förberedas i förväg, det är ett viktigt steg
2. Lägg till din p2p, Metylamin till amalgam tillsammans med isopropanol
3. Håll reaktionstemperaturen <30 grader
4. Med 40 g p2p och 40 g aluminium FOIL får du 100% skenande :).
5. Tillsätt NaOH / KOH innan du filtrerar Al / Hg-slam, det gör filtreringsprocessen enklare och dödar kvarvarande Al
6. Och så vidare...
 

Jordan Belfort

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Jag gjorde tidigare på 200L trummor, 100L trummor är också bra, och gjorde en grytreaktion.

350-400 gram kvicksilver på 10L b (400 gram är verkligen mycket aggressivt), 15L metylamin 40% och sedan typ 30L metanol.
Folien är jag osäker på, jag hade i slutändan gjort 2/3 av en hink full med repad/skadad folie (inga kulor) så det var den vikten.

I slutändan var det för mycket folie.
Utbyte; 12L vid PH 12.

Då med metylamin, alla vet att det finns bättre alternativ för det när man arbetar med, t.ex. med Al / Hg
 
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Labchef

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When you say the Al amalgam can be made in situ does that mean one doesn’t have to wash & decant the HgCl from the aluminum before introducing the p2p + methylamine mixture? The HgCl can be left in the flask while reduction happens and will be extracted out later during product purification?
 

Acab1312

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I'm currently experimenting with al/hg and wanted to scale the synthesis. I asked myself the question of whether it is absolutely necessary to use a capacitor? I suspect it is needed to keep the methylamine and solvent (methanol) in reaction vessel. But would it be possible to compensate for methylamine loss with a new methylamine-methanol solution?
 

Chemist Jun

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Perhaps an excess of methylamine was used, not much, just to compensate
Add an amount of water
Keep the temperature no more than 60 degrees and you will be fine
 

Acab1312

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Thanks Perfect will try
 

Dephoj

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Hello,is it possible to replace methylamine with something other ?thanks
 

William D.

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I have heard of success with nitromethane, but the yields are lower.
 
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