Trifluoroacetic acid → HCID 58116602, compound

Participants

Reaction Steps

To a solution of 19b (65 mg, 0.37 mmol) in 1.5 mL of DCM, was added TFA (1.5 mL, 19.5 mmol) and the reaction was stirred at room temperature for 2 h. The mixture was concentrated to give 19c.

Provenance & Evidence