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Mephedrone (4-MMC) Synthesis [2B4M, Ethyl Acetate, Methylamine HCl]

c01db100d_india_mephedron

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Ali lahko nadomestimo

MA HCI v
METLAMIN (mono) 40%
Številka CAS: 74-89-5

Naročeno

2-Bromo-4-methylpropiophenone 1451-82-7
Acetat
NaOH
Aceton


Povejte mi, če potrebujemo še kaj?
 
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Dr. MMX

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hcl kislina, nisem je zabeležila v reagentih, moja napaka
potrebna je tudi hcl kislina
 
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c01db100d_india_mephedron

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Poskusil sem, vendar so videti kot in končno količino dobimo le 10 g.
Plz preverite prilogo in je dobra ali ne. kar sem naredil, ima okus po soli, ali je tako?

Refrance video.



@Dr. MMX @$!$
 

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Dr. MMX

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Kaj je to? ali je to mefedron, ki ste ga prejeli na koncu?
navedite več podrobnosti o tem, kaj ste uporabili in kaj ste počeli
 

Dr. MMX

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verjamem, da bi morali opisati sami, ker če bi naredili popolnoma enako, bi bil tudi rezultat enak, zato ste morali nekaj zgrešiti. Preverite še enkrat
 

TucoSalamanca.

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koliko % natrijevega karbonata naj uporabim v tej reakciji
 

Dr. MMX

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prosim, brat, samo prevedite ga v angleščino 1. Njegov angleški forum, wjhy do prisiliti druge, da prevedejo svoj jezik, da bi razumeli?
 

TucoSalamanca.

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Mislil sem, da mislim, da forum prevaja, se opravičujem, koliko % natrijevega karbonata naj uporabim v tej reakciji?
 

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natrijev bikarbonat.
Uporabljam 5-odstotno raztopino, torej 285 ml čistega H2O in 5 % NaHCO3, vendar je po reakciji

za reakcijo uporabite NaOH z ohlajeno vodo, ki ji nato dodate metilamin HCL.
 

TucoSalamanca.

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koliko stopinj mora biti, ko dodamo metilamin?
 

TucoSalamanca.

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in koliko ml acetona in koliko ml hcl ste uporabili pri tej sintezi?
 
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Dr. MMX

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skrbite za to, da je manj kot 55, res ne more preseči 60
pomembno je, kakšno količino dodate, kakšno velikost kopeli imate, velikost bučke itd., veliko dejavnikov, vendar je pomembno, da je ne prekoračite - čim več, tem bolje.

Če imate 500 ml, dodajte 1:1 preostale proste baze v EA, če imate 500 ml, dodajte 500 ml. odvisno je, koliko kisline, običajno na 100 bk4 in 500 ml EA, ki se uporablja v prvi fazi, je 50-70 ml 37 % čistega HCL, odvisno, da morate izmeriti, da se prepričate, vendar vedno izmerite "dober kemik je natančen kemik". :)
 

TucoSalamanca.

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Koliko g 2-jodo-4'-metilpropiofenona je treba uporabiti v tej sintezi, lahko napišete celoten izračun?
 

WalterFan

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Ali imam lahko vprašanje o delu ma.HCI ? Gledal sem vaš prispevek o dodajanju ma.HCI neposredno v zmes in pred kratkim sem to tudi enkrat poskusil, imam pa težavo, ko sem 2b4m raztopil v topilu, ali naj sledi NaOH + voda in začnem mešati, nato pa takoj dodam ma.HCI z majhnimi odmerki? Če nisem narobe razumel, bi celotna zmes potemnela po dodajanju vode NaOH, to se zgodi, preden sledi MA.HCI, ker se je to zgodilo med mojo sintezo, torej sem naredil kaj narobe? Ali je to normalno? Lep pozdrav
 

Dr. MMX

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da natančno tako, kot je navedeno v opisu
plaese type steps what you exactly did like in my topic
naredite enako
 
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