HCID 67296871, compound → HCID 45139218, compound

Participants

Reaction Steps

4-{[(2S,3R,4S,5R)-3-(3-Chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carbonyl]-amino}-benzoic acid t-butyl ester (made above, 255 mg, 0.397 mmol) was treated with 50% TFA/methylene chloride (10 mL) overnight. Removal of solvent and treating the residue with acetonitrile and water gave a white solid after filtration and dying. 239 mg.

Provenance & Evidence