Trifluoroacetic acid → HCID 68226469, compound

Participants

Reaction Steps

To a solution of (S)-3-tert-Butoxycarbonylamino-2-({3-chloro-5-[(1H-indazol-4-ylmethyl)-carbamoyl]-thiophene-2-carbonyl}-amino)-propionic acid methyl ester (0.1015 g, 0.19 mmol) in DCM (5 mL) was added TFA (1 mL). The mixture was stirred at room temperature 2 h and evaporated. Isolate 0.127 g of crude product which was used without further purification.

Provenance & Evidence