Trifluoroacetic acid → HCID 67406821, compound

Participants

Reaction Steps

A solution of Example 139B (0.262 g) in dichloromethane (3 mL) was treated with trifluoroacetic acid (3 mL) at 25° C. for 16 h. The solvents were evaporated, and the crude residue was purified using reverse phase chromatography eluting with 95%water (0.1% trifluoroacetic acid)/5% acetonitrile to 100% acetonitrile to give the title compound (0.172 g, 78%).

Provenance & Evidence