4-HO-MET is a substituted tryptamine that is structurally related to psilocybin mushrooms. 4-HO-MET was first synthesized by Professor Alexander Shulgin. 4-HO-MET is a synthetic indole alkaloid molecule of the tryptamine family. 4-HO-MET is substituted at R4 of its indole heterocycle with a hydroxyl functional group OH−. It also contains a methyl group and an ethyl chain bound to the terminal amine RN of its tryptamine backbone (MET).

IUPAC: 3-(2-(ethyl(methyl)amino)ethyl)-1H-indol-4-ol fumarate


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