Dibutyltin oxide → HCID 178517467, compound

Participants

Reaction Steps

3-[6-(4-oxo-4H-1,3-benzothiazin-2-yl)-2-pyridyl]propionitrile (0.25 g, 0.85 mmol) and trimethylsilylazide (0.20 g, 1.7 mol) were dissolved in toluene (5 ml), and dibutyltin (IV) oxide (0.02 g, 0.08 mmol) was added thereto. The reaction mixture was refluxed for 48 hrs and kept at room temperature. The precipitated crystals were collected by filtration, washed with toluene and recrystallized from ethanol to give the titled compound (0.20 g, 68%) as white crystals.

Provenance & Evidence