Aminopropylindole (API), also known as pyrroloamphetamine in the case of phenethylamines, may refer to:
1-(2-Aminopropyl)indole (1-API; 1-IT; α-methylisotryptamine; isoAMT; PAL-569) – an α-alkylisotryptamine 2-(2-Aminopropyl)indole (2-API; 2-IT) – neither an amphetamine, tryptamine, nor isotryptamine 3-(2-Aminopropyl)indole (3-API; 3-IT; α-methyltryptamine; AMT; PAL-17) – an α-alkyltryptamine 4-(2-Aminopropyl)indole (4-API; 4-IT) – an amphetamine 5-(2-Aminopropyl)indole (5-API; 5-IT; 3,4-pyrrolo[b]amphetamine; PAL-571) – an amphetamine 6-(2-Aminopropyl)indole (6-API; 6-IT) – an amphetamine 7-(2-Aminopropyl)indole (7-API; 7-IT) – an amphetamine
See also Indolylethylamine (aminoethylindole) Substituted benzofuran Substituted benzothiophene Substituted methylenedioxyphenethylamine