1H-Pyrrolo[2,3-b]pyridine-3-carbaldehyde → HCID 178459341, compound

Participants

Reaction Steps

To a stirred solution of isopropyl 2-azepinyl-4-oxo-4,5-dihydrofuran-3-carboxylate (0.033 g, 0.12 mmol) which similarly prepared according to the procedure described in the Example 4, First step and 7-azaindole-3-carboxaldehyde (0.019 g, 0.13 mmol) in 2-propanol (1.0 mL), hexamethyleneimine (0.0014 mL, 0.012 mmol) was added at ambient temperature. The mixture was refluxed for 12 days. Cooled to ambient temperature, the reaction mixture was purified by preparative HPLC to afford the titled compound as solid (0.024 g, y. 49%).

Provenance & Evidence