Synthèse de méthamphétamine à partir d'éphédrine en utilisant I2 et H3PO2

hacke8

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Messieurs, j'ai fait cette expérience et je l'ai chauffée à 125 degrés, parce que l'acide phosphorique est chauffé à 130 degrés, il y aura du gaz d'hydrogène phosphaté (toxique). Y a-t-il un moyen d'éviter cela ?
 
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cela fonctionne-t-il avec pseudo ?
 

Toti

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Bonjour, est-ce qu'il y a une différence si j'utilise de la sudoephedrine dans cette recette ?
Je vous remercie de votre réponse.
 

amieri

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You want a molar equivalent , these are hypothetical amounts, but say the the 6g of ephedrine is 20mmol of one mol of ephedrine then you'd want 20mmol equivalent of pseudo.im by no mean a pro and have never even looked up the molecular weight of either of them put that's the idea .
There's a post on here somewhere I believe from patten that is very detailed and informative about the subject definitely look it up because this is something that is very important in all reactions.
Sincerely B

!MAKE AMERICA COOK AGAIN!
 

kackbratze

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Bonjour, j'ai une question : au lieu de l'iode, pourrait-on utiliser l'iode de potassium ? En effet, l'iode de potassium s'achète beaucoup plus facilement.
 

G.Patton

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Bonjour, non. Ces substances ont des propriétés chimiques différentes.
 

CARLITOBRO

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puis-je utiliser l'acide hydriodique 57% au lieu de l'acide hypophosphorique ?
 

Bmth

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Demandez des réponses à des experts car j'ai échoué et j'ai dépensé beaucoup d'argent et de matériel.
Bahasa Indonesia:Pour cette étape de distillation, de quoi a-t-on besoin pour le processus suivant ?
Bahasa Indonesia:Le résultat de la distillation est-il de la vapeur ou le reste de la matière qui est chauffée ? 🙏
 

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Pinkbay

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Professeur, puis-je utiliser le DCM sans distillation et passer directement au chlorure d'hydrogène en surcharge pondérale ?
 

William Dampier

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You can do this, but it is better to extract into the water layer when acidification and evaporate part of the water. You can use aq. HCl
 
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Hello, please can you give the weights that can be followed with the steps to get one kilogram ?🙏
 

William Dampier

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You must control the boiling to avoid problems with the volcano. Use boiling chips. Change the weight you need according to the specified proportions.
 

cicici

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Hello, I have a question
I got a good result through this work
I have a few questions
1. It was heated to 100 degrees in hypophosphoric acid + ephedrine + iodine
There was a weight loss for the result. Would 110 degrees be okay?
2. Is it okay to calculate the capacity twice or three times for the mass production process and run the process? If so, how should we calculate the temperature and time of the reflux cooler?
3. I'm most curious about the process for number two. Simply put, if you start with six grams of ephedrine, if you put two or three times the dose in every process and manufacture it
I wonder what the temperature and time of the reflux cooler should be
4. The process of reflux cooler refers to the process in hypophosphoric acid + ephedrine + iodine
 

GhostChemist

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The temperature can be 110 but longer in time
In this synthesis, phosphine is formed, therefore, an increase in the volume without ventilation hood is unsafe
 

cicici

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Thank you for your answer
1. If you increase the volume, how much volume is appropriate?
2. If you increase the volume, how should you determine the time and temperature?
3. Why does it take longer than 100 degrees if you proceed to 110 degrees?
4.What is the appropriate temperature in your opinion?
 

kafka82

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I am newbie - is there a video of this detailing the process? Also particualrly concerned about the best type equipment to procure fo rmagnetic heater and the reflux for example...
 

@speedboysss

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