It has recently been demonstrated that flavonols possess antiviral, antitumoral, and/or antibiotic effects. 1, 2 They are also known for their good antioxidant properties, rendering the consumption of foods (fruits, vegetables) and beverages (tea, wine) containing these compounds highly recommended. 3, 4 Commercial flavonol samples are scarce, and to evaluate their antioxidant properties, one must efficiently synthesize pure molecules in ...