反应详情

温度

22 °C

To a solution of toluene (8, R1=p-CH3, R3=R4=H, 10 mmol) and 4-ethoxy-1,1,1-trifluoro-3-buten-2-one (10 mmol) in dichloromethane (10 mL) is added zinc chloride (0.015 g, 1.5 mol %). The reaction mixture is stirred for 3 h at 22° C. The resulting precipitate is filtered, washed with dichloromethane (2×15 mL) and dried.

1. filtrationThe resulting precipitate is filtered
2. washwashed with dichloromethane (2×15 mL)
3. customdried