Trifluoroacetic acid → HCID 86671259, compound

Participants

Reaction Steps

To a solution of (S)-3-tert-Butoxycarbonylamino-2-({5-[(1H-indol-4-ylmethyl)-carbamoyl]-3-trifluoromethyl-thiophene-2-carbonyl}-amino)-propionic acid methyl ester (0.278 g, 0.49 mmol) in DCM (5 mL) was added TFA (3.0 mL). The mixture was stirred at room temperature 1 h and evaporated. Isolate 0.32 g of crude product which was used without further purification.

Provenance & Evidence