4-mmc purification

I’m looking to make 4-mmc but I want it to be as pure as possible so once I make my 4-MMC that will surely have impurities how would I go about purifying and or recrystallizing it. I wouldn’t want to take or sell anything that isn’t top quality just to be safe. Thank you.

Hi everyone. I had a problem with color of my 4mmc crystals. Crystals become BROWN color. Does anyone have a solution of this problem ?

Introduction Mephedrone (4-MMC) synthesis reaction is carried out with production of some amount by-products. Also, some amount of unredacted precursor is left in the reaction mixture after reaction. It takes to purify a 4-MMC product with insufficient purity to reduce health risks. Manual As...