Hydrochloric Acid → HCID 178469516, compound

Participants

Reaction Steps

To a solution of ethyl 2-(cyclohexylamino)-4-oxo-4,5-dihydrofuran-3-carboxylate (0.019 g, 0.075 mmol) which similarly prepared according to the procedure described in the Example 2, First step and 7-azaindole-3-carboxaldehyde (0.011 g, 0.075 mmol) in ethanol (1.0 mL), 2M hydrochloric acid in ethanol (0.079 mL, 0.16 mmol) was added at ambient temperature. The mixture was refluxed for 4 h. Cooled to ambient temperature, the precipitate was collected by filtration, washed with ethanol and diisopropyl ether then dried to afford the titled compound (0.0070 g, y. 22%).

Provenance & Evidence