Trifluoroacetic acid → HCID 67259075, compound

Participants

Reaction Steps

A solution of tert-butyl 4-{1-[(2-ethyl-2H-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 (2.10 g; compound B21) in DCM (50 ml) is reacted with trifluoroacetic acid (10 ml) according to the procedure described in example B43 to afford the title compound as a solid.

Provenance & Evidence