5-MeO-TMT or 5-Methoxy-2, N, N-trimethyltryptamine (5-MeO-2, N, N-TMT, 5-MeO-TMT) designer drug tryptamine with a psychoactive psychedelic effect. 5-MeO-TMT synthesized by Alexander Shulgin. 5-MeO-TMT acts in chemical studies as follows: a methyl group in position, two molecules disrupt the binding of metabolic enzymes such as monoamine oxidase, it also inhibits the binding and activation of the 5-HT2A serotonin receptor, which causes hallucinating effects like most psychedelic drugs.