HCID 59750101, compound → HCID 59750357, compound

Participants

Reaction Conditions

Reaction Steps

tert-Butyl [2-oxo-3-[2-(4-oxo-4H-1,3-benzothiazin-2-yl)-4-pyridyl]-1-imidazolidinyl]acetate (0.31 g, 0.70 mmol) was dissolved in trifluoroacetic acid (5 ml), and the mixture was stirred at 0° C. for 2 hrs. The solvent was evaporated and the residue was recrystallized from diethyl ether-methanol to give the titled compound (0.22 g, 81%) as white crystals.

Provenance & Evidence