Trifluoroacetic acid → HCID 69793632, compound

Participants

Reaction Steps

A mixture of 1-tert-butoxycarbonyl-4-(4-fluoro-n-butyl)piperazine (3.50 g, 10.74 mmol) in trifluoroacetic acid (20 mL) was stirred at room temperature for 1 h. The reaction mixture was evaporated to dryness under vacuum and the resulting residue was triturated from Et2O to afford the titled compound (2.61 g, 87%) as a white solid.

Provenance & Evidence