反应详情

温度

70 °C

According to the procedure described in Example 161B Step 1, methyl 3-fluoro-2-(fluoromethyl)-2-methylpropanoate (5.21 g, 34.2 mmol), NaH (1.248 g, 52 mmol), and MeCN (2.791 g, 68 mmol) in THF (40 mL) were heated at 70° C. overnight, to afford 5-fluoro-4-(fluoromethyl)-4-methyl-3-oxopentanenitrile as oil (4.412 g, 80%). 1H NMR (300 MHz, CDCl3) δ 4.67 (m, 2H), 4.52 (m, 2H), 3.80 (s, 2H), 1.27 (s, 3H).