Trifluoroacetic acid → HCID 66973538, compound

Participants

Reaction Steps

To a solution of tert-butyl (5R)-5-(3,5-difluorophenyl)-2,2-dimethyl-3-oxomorpholine-4-carboxylate from Step F (225 mg, 0.66 mmol) in CH2Cl2 (3 mL) at ambient temperature was added TFA (0.49 mL, 6.6 mmol). After stirring for 1 h, the reaction mixture was concentrated in vacuo to give the title compound. MS: m/z=242 (M+1).

Provenance & Evidence