Sinteza 4-MMC (mefedrona). Popolno video navodilo.

Bazooka90

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namesto nmp uporabljam dmf, koliko časa torej traja reakcija?
 

rafael1985

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Morate imeti dve plasti reakcija je končati
 

rafael1985

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To ne vem, zakaj ne naredite metode z DCM ali toluenom z metilaminom
 

rafael1985

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Kakšen donos imate s 3 cmc
 

Bazooka90

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Najprej sem dal 400 toluena, 100

Pozdravljeni, naredil sem tako
100 2br4m,500 toluena in 200 metilamin 40 % mešanje, dokler ne doseže 40 stopinj, potem počasi dodam 300dmf in ponovno mešam približno 1 uro.
Za nakisanje sem uporabil 55ml hcl 33%.
Ne vem, kaj delam narobe, ker je moj donos po čiščenju in kristalizaciji približno 15 g.
 

Bazooka90

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Izdelek 3cmc je približno 30 gramov, vendar je zelo rjavkast
 

VenomRCLab

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Temp toulen je 60°c ne 40°c
 

rafael1985

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A
Ali ste to očistili z acetonom?
 

VenomRCLab

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zelo majhen izkoristek naj bi bil 70 g do 80 g 4mmc čistega kristala. Z 2-bromo-4-metilpropiofenonom
 

KWasd

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Imam vprašanje z drugega vidika. Recimo, da imate popolnoma zrakotesno sobo, v katero na eni strani vstopa svež zrak, na drugi strani pa ga iz središča sobe vleče zmogljiv ventilator.

Kako boste poskrbeli za filtriranje vonja v zraku? Ali uporabljate kakšne čistilnike, če da, kakšne in s kakšnim vložkom, ali je dovolj, da je na izpuhu visokozmogljiv ogljikov filter z aktivnim ogljem, kot se uporablja pri gojenju konoplje. Če bi tak filter opravil svoje delo, katero aktivno oglje je najboljše, CTC ali navadno oglje?

Kako se filtrira zrak in vonjave v laboratorijih? S spoštovanjem
 

Bazooka90

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da, večkrat sem ga očistil
 

Bazooka90

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Tega nisem vedel,to je dober nasvet zame.torej moram doseči 60° in ne 40°.moram ostati v razponu 60°-80°?
 

rafael1985

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Imate dober keton za izdelavo tega. ko vidite dve plasti, je reakcija končana. dajete 33-37 % HCL ali mešate z vodo?
 

Nnn

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Koliko 2bromo 3 kloropropiofenona boste vzeli ,
In katero topilo se uporablja ,
 

Bazooka90

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Uporabljam toluen, pomešan s 100 2br3cl in 200 metilaminom 40 %, ko dosežem 40° (nisem prepričan, ali je to prava temperatura), po kapljicah dodam 300 dmf
 

Bazooka90

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trikrat zmešam z vodo in po tem dodam hcl 33%
 

Bazooka90

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Ali lahko kdo pove temperaturo za reakcijo v dmf?
 

Nnn

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Koliko časa bo potrebno
2bromo 4metilpropiofenon morate raztopiti v toulenu
 

Nnn

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Menim, da je bolje
Yu hav zamenjati toulen z NMP
IN
za ekstrakcijo uporabil benzen
 

Bazooka90

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nadomestiti dmf z benzen?
 
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