Trifluoroacetic acid → HCID 68714552, compound

Participants

Reaction Steps

tert-Butyl 4-{[5-methoxy-2-[(methylamino)carbonyl]-1-(phenylsulfonyl)-1H-indol-4-yl]methyl}piperazine-1-carboxylate (3.4 mg, 0.063 mmol, Intermediate 58) was dissolved in DCM (2 mL) before TFA (1 mL) was added. The reaction mixture was stirred for 2 h at RT before completed. The solvent was evaporated and the obtained oil was dissolved in methanol and the solvent was evaporated. The obtained brown solid was stored under vacuum for 24 h. Quantitative yield was obtained. MS (ESI+) for C22H26N4O4S m/z 443 (M+H)+.

Provenance & Evidence