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HI. HOW MUCH DO YOU WANT TO BUY. YES, IN EUROPE IS LEGAL

You can add your methylamine HCL to 2-bromo ...in any solvent and add slowly correct amount NaOH in Water 1:5, then Methylamine HCL will turn in methylamine gas or in Water ....

What is p-acid ? ( phosphoric acid ??) and how many delta 9 and delta 8 is after this reaction ?

Someone has tried it ?

Density of 37% HCL is about 1,19g/ml, So 400/1,19=336 ml

Sorry, I made little mistake. Please add 400-415 g of 37% HCL acid for 1 kg of Br, not 390 ml becouse it is a little to much. ( g not ml ) ! If you are doing small amount you can give 400g if amout is bigger use better 410-415 g HCL for 1 kg br becouse reaction is a little exotermic and a little...

Hello Friend, did you do it ? one think, Give please 415g 37% HCL acid for 1 kg of Br, not 390 ml. Sorry, it will be much better

Sorry, I mean 430 g, not ml

In my opinion ph2-3 is perfect. Product has a little to much acid but product will be more white, If ph will be about 5-6 product could be more brown.

Much too much. Maximum 0,430 ml 37% HCL, better even 0,415 ml of 37% of HCL, cristals will be more transparent ...

Hello my Friend, I was not my post, I am writting here only in english, please check corectly... Regards !

DCM is also good but remember organic layer will be at the bottom and water layer will be UP: 1) Disolve 1 kg or 2-Br-3-chloropropiophenone or in 4 l DCM 2) Add to this 2 l of Methylamine 40% and mix it 4 h. If you are working with larger quantities for exaple 50 kg of 2br3 you have to give...

yeld 74% was good, but in final product you have a lot of methylamine HCL. Final product with a lot of methylamine HCl is difficult to recrystalization and to get nice big needles, only small cristalline powder. To the reaction you use to much methylamine, should be max x2 to 2Br4 so 2 l, and to...

What ratio acetone:water? You have to wait when acetone evaporate or it will grow in liquid ?