Diisopropyl Ether → HCID 22939501, compound

Participants

Reaction Steps

tert-Butyl {[6-(4-oxo-4H-1,3-benzothiazin-2-yl)-2-pyridyl]sulfonyl}acetate (0.10 g, 0.24 mmol) was dissolved in trifluoroacetic acid (5 ml), and the mixture was stirred f or 0.5 hr. Diisopropyl ether was added to the mixture. The obtained precipitates were recrystallized from ethanol to give the titled compound (0.048 g, 55%) as pale yellow crystals.

Provenance & Evidence