What exactly is three,4-DMMC?three,4-DMMC, also known as 3,four-Dimethylmethcathinone, is a synthetic stimulant belonging towards the cathinone loved ones. Cathinones are psychoactive substances that have consequences much like amphetamines, and three,4-DMMC is not any exception. It shares structural similarities with mephedrone (four-MMC), An addi