Dimethylaminoethylindole (DMAEI), also known as N,N-dimethylpyrrolophenethylamine in the case of phenethylamines, may refer to:

1-[2-(Dimethylamino)ethyl]indole (1-DMAEI; isoDMT; N,N-dimethylisotryptamine) – an isotryptamine 2-[2-(Dimethylamino)ethyl]indole (2-DMAEI) – neither a phenethylamine, tryptamine, nor isotryptamine 3-[2-(Dimethylamino)ethyl]indole (3-DMAEI; DMT; N,N-dimethyltryptamine) – a tryptamine 4-[2-(Dimethylamino)ethyl]indole (4-DMAEI; DMAI; BD-214; UCD0076) – a phenethylamine 5-[2-(Dimethylamino)ethyl]indole (5-DMAEI) – a phenethylamine 6-[2-(Dimethylamino)ethyl]indole (6-DMAEI) – a phenethylamine 7-[2-(Dimethylamino)ethyl]indole (7-DMAEI) – a phenethylamine

See also Aminopropylindole Indolylethylamine (aminoethylindole) Substituted benzofuran Substituted benzothiophene Substituted methylenedioxyphenethylamine