Hydrazine hydrate (1:1) → 4-Iodo-1H-pyrazolo[3,4-b]pyridine

Beteiligte Stoffe

Reaktionsschritte

2-Fluoro-4-iodo-3-pyridinecarbaldehyde (from Asymchem) (0.97 g) was added portionwise over 5 min to hydrazine hydrate (5 ml). The resulting suspension was stirred at room temperature for 5 h. Water (10 ml) was added and the solid was filtered and washed with further water to give title compound, 664 mg.

Herkunft & Nachweise