1-Methylindole is a reagent used in chemical synthesis. It has been used to synthesize pyrrolidine analogues, PET imaging agents and anticancer agents.

3-Indoxyl caprylate is a reagent used in chemical synthesis.

3-Indoxyl phosphate bis (2-amino-2-methyl- 1,3-propanediol) saltY™-phosphate bis(2-amino-2-methyl-1,3-propanediol) salt Y™-phos • 2 AMPD

3-Indoxyl-3-acetate is a chromogenic substrate used to differentiate between esterases of various microorganism species.

4-Methoxyindole is used in a variety of preparation procedures. It is a reactant involved in the synthesis of GABA analogs, HIV-1 integrase inhibitors, anticancer agents, sodium-dependent glucose co-transporter 2 (SGLT2) inhibitors, integrase strand-transfer inhibitors (INSTIs), and isomeridianin G. Additionally, it is used in reverse-phase liquid chromatography analysis of the reaction of β-cyclodextrin and pindolol.

4-Methylindole is an indole used as a reagent in chemical synthesis. It has been used in the synthesis of triazolobenzazepine derivatives, anti-cancer phosphonate analogs and color emitting or electroluminescent applications.

4-Nitroindole is used in the synthesis of a variety of compounds including: indoles, nucleosides, CB2 cannabinoid receptor ligands, CGRP receptor antagonists, anti-angiogenic agents, meridianin derivatives, tryptophan dioxygenase inhibitors, and 1,3,4,5-tetrahydropyrrolo-[4,3,2-de]quinoline.

5-Methoxy-2-methylindole is a reagent useful in a variety of procedures, including: palladium acetate catalyzed arylation reactions, enantioselective Friedel-Crafts alkylations, alkylindole synthesis, and cyclopentaindolone synthesis.

5-Methoxyindole Ultra Pure is used to synthesize and analyze interactions between indole species. It displays dual agonist and inverse agonist activity at the 5-HT3B receptor and partial agonism at the 5-HT3A receptor.

5-Methoxyindole-3-acetic acid is an indole. 5-Methoxyindole-3-acetic acid itself has antibacterial properties, and can be used to enhance lipid peroxidation and can also function like an antioxidant. It has been used to synthesize Gli1 antitumor agents, inhibitors of NO production and selective COX-2 inhibitors.