Trifluoroacetic acid → HCID 67095119, compound

Participants

Reaction Steps

Trifluoroacetic acid (TFA) (0.2 mL, 2.60 mmol) was added to a solution of tert-butyl 1-benzyl-2-(3-((R)-1-benzyl-5-oxopyrrolidine-2-carboxamido)-2-oxo-4-phenylbutanoyl)hydrazinecarboxylate (110 mg, 0.184 mmol) in DCM (2 mL). After stirring for 4 h the solvent was removed in vacuo and the residue obtained was triturated with diethyl ether providing the title compound (48 mg, 43%).

Provenance & Evidence