1-(2,4,5-Trifluorophenyl)piperazine → 8-{(1R)-1-Phenyl-2-[4-(2,4,5-trifluorophenyl)piperazino]ethyl}-8-azaspiro[4.5]decane-7,9-dione

Participants

Reaction Conditions

Reaction Steps

A mixture of 1-(2,4,5-trifluorophenyl)piperazine (20 mg, 0.093 mmol) and (R)-8-(2-chloro-1-phenylethyl)-8-azaspiro[4.5]decane-7,9-dione (20 mg, 0.066 mmol) was heated with stirring at 160° C. for 5 hours. The residue was purified by preparative TLC, giving the title compound as an off-white solid (9.5 mg, 0.020 mmol, 30%): ESI-MS m/z 486 (MH+).

Provenance & Evidence