Trifluoroacetic acid → HCID 68289121, compound

Participants

Reaction Conditions

Reaction Steps

To a stirred solution of tert-butyl 4-(5-cyanopyridin-2-yl)-4-fluoropiperidine-1-carboxylate (compound 26.3, 1 g, 3.11 mmol, 1.00 equiv, 95%) in dichloromethane (20 mL) was added dropwise TFA (3.75 g, 32.89 mmol, 10.57 equiv). After stirring for 1 h at 25° C., the mixture was concentrated under reduced pressure to yield 0.5 g of the title compound as a brown oil.

Provenance & Evidence