Known as 4-MEC (4-Methylethcathinone) is part of the Cathinone/Amphetamine family of chemicals and phenethylamine classes, and is similar in structure to Mephedrone, 3-MMC, 3-MEC etc.
Chem.eu sells 4-MEC in its purest available form (99%+), sourced from the world's leading manufacturers and labs.
It's worth checking your local laws before ordering, as 4-MEC is a banned substance in many countries such as the UK.
4-MEC is sold for in vitro research purposes only. It is not intended for any human consumption what so ever.