• Reactant for synthesis of tryptophan dioxygenase inhibitors as potential anticancer immunomodulators1 • Reactant for enantioselective preparation of antifungal agents2 • Reactant for synthesis of indole- and 7-azaindole-1,3-dicarboxamide hydroxyethylamine inhibitors of BACE-13 • Reactant for preparation of indolyl alkenes from microwave-enhanced Knoevenagel condensation as antibacterial agents4 • Reactant for preparation of indolecarboxamide derivatives as antitumor agents5 • Reactant for synthesis of a selective serotonin reuptake inhibitor6