反应详情

温度

90 °C

A mixture of 16A (2 g, 4.3 mmol), ZnCl2 (6 g), MeCN (10 mL), AcOH (2 mL) and H3PO4 (2 mL) was heated to 90° C. and reacted overnight. TLC monitored the reaction. After the reaction completed, the reaction mixture was added dropwise into water, extracted with ethyl acetate and concentrated to give 16B (1.1 g, 55% yield).

1. customreacted overnight
2. customthe reaction
3. extractionextracted with ethyl acetate
4. concentrationconcentrated