Trifluoroacetic acid → HCID 67258543, compound

Participants

Reaction Steps

A solution of tert-butyl 4-{1-[(1-ethyl-1H-1,2,3-triazol-4-yl)methyl]-2,4-dioxo-6-phenyl-1,4-dihydrothieno[3,2-d]pyrimidin-3(2H)-yl}piperidine-1-carboxylate (1.27 g; compound B23) in DCM (20 ml) is reacted with trifluoroacetic acid (5 ml) according to the procedure described in example B43 to afford the title compound as a solid.

Provenance & Evidence