Trifluoroacetic acid → HCID 178486625, compound

Participants

Reaction Steps

To the mixture of O-methylated products, compounds (C) and (D) (0.013 g 0.035 mmol), in dichloromethane (1 ml) add trifluoroacetic acid (1 ml). Stir this mixture at room temperature for 1 hour, and then evaporate the mixture to dryness. Dilute the residue with dichloromethane, wash sequentially with water, aqueous sodium bicarbonate solution, and water. Dry the organic layer (sodium sulfate) and concentrate to give 0.006 g (0.022 mmol) of the title compound.

Provenance & Evidence