Trifluoroacetic acid → HCID 86671262, compound

Participants

Reaction Steps

To a solution of (S)-3-tert-Butoxycarbonylamino-2-({5-[(2-oxo-2,3-dihydro-1H-indol-4-ylmethyl)-carbamoyl]-3-trifluoromethyl-thiophene-2-carbonyl}-amino)-propionic acid methyl ester (0.10 g, 0.17 mmol) in DCM (5 mL) was added TFA (1.5 mL). The mixture was stirred at room temperature 1 h and evaporated. Isolate 0.14 g of crude product which was used without further purification.

Provenance & Evidence