Mefedrooni (4-MMC) süntees; lihtne teostada- kõrge saagikusega

cartelloszetas

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Saab teha seda palju kiiremini ja ei pea kasutama laboriseadmeid. Ma näen u tehtud lõbu, kui u on vaja teha nii u vaja maksta palju monay seadmete eest.
U kasutada ka liiga palju kemikaale.
Kui u visata hapet teie pulber peab olema valge milf no nagu coffie. Suures mastaabis kasutad liiga palju atsetooni siis ja kaotad palju aega liiga palju pesta pulbrit.
Saate 81% pulbrit 75% kristalli, kui kasutate dcm.
 
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sksameer1

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Plse kallid seletage emijetly kiiresti oma retsepti....I am waiting here
 

sksameer1

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Plse kallid seletage emijetly kiiresti oma retsepti....I am waiting here
 

tucoXxX

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Ma tahan peaaegu 1 kg valmistoodet. kas ma saan teha seda 3x reaktiivide kogusega?
 

61-50-7

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parem võtta x4 : 2Kg bromoketooni, mõned inimesed ei saavuta isegi 50% saagist + kui soovite seda kristallina, väheneb teie saagis
 

HerrHaber

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Hiljuti saavutasin 4MMC-hüdrokloriidi saagise üle kuuldavasti hetkel, mil ma seda kõige vähem ootasin. Enne kui ma seda kõigile avalikustan, tunnen, et on vaja rohkem kui lihtsalt 5 jooksu (5-st, 2 järjestikust olid suure saagisega, siis 2, mida ma arvasin, et parandan, kuid ei parandanud, ja teine teeb kolmekordse, mis on minu jaoks vajalik, et seda väita). Kuid ma jooksin välja ja ma ootan, et dokumenteerida seda täielikult piltidega ja kõik see. Ja et mitte hinnata "väärtusliku" teabe varjamise eest, võin kaubelda mõningaid vastukaalu üksikasju ettevalmistuse kohta:

-segamine on võti (et DCM ja veekihid oleksid kõige tihedamas kontaktis ilma faasiülekande katalüsaatorita).
-suhteliselt pikk reaktsiooniaeg (umbes 6 kuni 8h, ma kasutan pausi tegemiseks lihtsalt segamise pausi, eeldades, et kui kihid on eraldatud, on reaktsioon peaaegu peatunud)
-ei rakendatud soojust (minu kolmanda ja neljanda katse saagis oli keskmine ja alla selle, kui rakendati õrnat kuumutamist).
-segude ja reaktiivide jahutamine (hapestamise etapil oli jahutatud vedelike saagikus kõige parem).
-filtreerimine kiiresti (kohe pärast tahkete ainete sadestumist, ei lasta jääda, sest osa tootest läheb lahusesse)

Loodan, et see aitab ja luban tulla tagasi üksikasjadega ja miks mitte, valideerimine teise aktiivse liikme poolt.
 

mcdonalds

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hello,
i'm not sure why condenser is used in this syntessis.
is correct that is for condense methylamine gas and keep it in the reaction
 
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Naruto

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61-50-7

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yes, but as methylamine is already in excess I guess it's used to reduce the smell
 

HerrHaber

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yes, but harmful even more so
 

William D.

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If you use cooling with liquid nitrogen, the reaction mixture in the flask would simply freeze :) . Therefore, only an excess that is filtered or evaporates into the atmosphere
 

Ranbir Singh

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How can change mephedrone powder to crystel form please tell me
 

agness

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Can I use a Ethyl acetate instead of Dichloromethane?
 

lucky2222

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hello thank you for info knowledge was wonder on the sop if you had methylamine HCL instead of methylamine 40%aq what step would you use instead to make it a liquid ? thank you again for your time
 

Noe

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William D.

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@lucky2222 there is a lot of information on this forum about this. You can use water or alcohol with sodium hydroxide or triethylamine to produce gas. Triethylamine is more convenient in some cases if it is available to you.
 

Blazey

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nice, i missed out on this chem before the bans in the uk, glad to see its around still, i wanna try it me as I love mdma
 

lucky2222

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hello was wondering if there away to substitute methylamine 40%aq with methylamine hcl in this sop ?
 
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