Trifluoroacetic acid → HCID 67315937, compound

Participants

Reaction Steps

TFA (1.5 ml) was added to a cooled (0° C.) solution of (S)-tert-butyl 2-(1-(4-methoxy-2,6-dimethylphenylsulfonyl)-3-oxo-1,2,3,4-tetrahydropyrazin-2-yl)acetate (210 mg, 1 eq) in DCM (6 ml) and the mixture was stirred for 2 h at room temperature. The solvent was removed under vacuum and the residue used in the subsequent stage.

Provenance & Evidence