Thionyl Chloride → Chromone-3-carbonyl chloride

Beteiligte Stoffe

Reaktionsschritte

In accordance with the procedure described in Example 5-a), chromone-3-carboxylic acid (3.8 g, 20 mmol) was treated with thionyl chloride (1.73 ml) to obtain the desired compound (3.76 g, 90%).

Herkunft & Nachweise