Trifluoroacetic acid → HCID 59293938, compound

Participants

Reaction Steps

0.13 ml (1.73 mmol) of trifluoroacetic acid was added to 256 mg (1.45 mmol) of the compound from Example 8A and 290 mg (1.45 mmol) of the compound from Example 151A in 20 ml of dichloromethane, and the mixture was stirred at RT for 2 h. It was concentrated and the residue was purified by preparative HPLC (RP18 column; mobile phase: acetonitrile/water gradient with addition of 0.1% formic acid) to result in 273 mg (51% of theory) of the title compound.

Provenance & Evidence