What on earth is 3,four-DMMC?3,4-DMMC, also known as three,four-Dimethylmethcathinone, is really a synthetic stimulant belonging into the cathinone family members. Cathinones are psychoactive substances which have consequences similar to amphetamines, and 3,four-DMMC is not any exception. It shares structural similarities with mephedrone (four-MMC)