4-EMC (also known as 4-Ethylmethcathinone) is a new research chemicals from the cathinone class. 4-EMC delivers both stimulant and entactogen effects, which makes it a popular choice amongst chemical researchers. Cas No: 1225622-14-9 Formula: C12H17NO IUPAC: 1-(4-ethylphenyl)-2-(methylamino)propan-1-one Appearance: White Powder Purity: