Trifluoroacetic acid → HCID 22939481, compound

Participants

Reaction Conditions

Reaction Steps

A mixture of tert-butyl 3-[2-(6-(4-oxo-4H-1,3-benzothiazin-2-yl)-2-pyridyl)ethoxy]propionate (0.41 g, 1.0 mmol) and trifluoroacetic acid (5 ml) was stirred at 0° C. for 2 hrs. The reaction mixture was concentrated under reduced pressure. The residue was recrystallized from ethyl acetate-hexane to give the titled compound (0.30 g, 85%).

Provenance & Evidence