Trimethoxyphenethylamines (TMPEA) are a group of positional isomers of the psychedelic cactus alkaloid mescaline. Some of them are described in the book PiHKAL by Alexander Shulgin and Ann Shulgin.
- 2,3,4-trimethoxyphenethylamine (Isomescaline)
- 2,3,5-trimethoxyphenethylamine (2C-TMA-4)
- 2,3,6-trimethoxyphenethylamine (2C-TMA-5)
- 2,4,5-trimethoxyphenethylamine (2C-O)
- 2,4,6-trimethoxyphenethylamine (2C-TMA-6)
- 3,4,5-trimethoxyphenethylamine (Mescaline)
- 4-bromo-2,5,beta-trimethoxyphenethylamine (BOB (psychedelic))
- 4-methyl-2,5,β-trimethoxyphenethylamine (BOD (psychedelic))
- N-(2-methoxybenzyl)-3,4,5-trimethoxyphenethylamine (NBOMe-mescaline)