Trifluoroacetic acid → HCID 56601381, compound

Participants

Reaction Steps

tert-Butyl-{[4′-{2-cyano-4-[(1,3-thiazol-2-ylamino)sulfonyl]phenoxy}-3′(1-methyl-1H-pyrazol-5-yl)biphenyl-2-yl]methyl}methylcarbamate (Preparation 65, 64 mg, 0.01 mmol) was dissolved in dichloromethane (5 mL), trifluoroacetic acid (0.2 mL) was added and the reaction was stirred for 18 hours at room temperature. The reaction mixture was concentrated in vacuo and purified by reverse phase preparative HPLC to afford the title compound (22 mg, 37%) as a white solid as the trifluoroacetate salt.

Provenance & Evidence