Trifluoroacetic acid → HCID 67407515, compound

Participants

Reaction Steps

A solution of Example 145B (0.127 g, 0.35 mmol) in dichloromethane (1.75 mL) was treated with trifluoroacetic acid (1.75 mL) at 25° C. for 16 h. The solvents were evaporated, and the crude residue was azeotroped twice with ethyl acetate to give crude material which was used directly in the next step.

Provenance & Evidence