2,6-Dibromopyridine → 2-(6-Bromopyridin-2-yl)-5-fluorobenzonitrile

Beteiligte Stoffe

Reaktionsschritte

2,6-Dibromopyridine (1.17 g, 5.0 mmol) was coupled to 5-fluoro-2-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)benzonitrile (synthesised as in Example 22) (1.48 g, 6.0 mmol) as described in Example 27 to afford 2-(6-bromopyridin-2-yl)-5-fluorobenzonitrile (0.69 g, 50%) as a white solid: δH (400 MHz, CDCl3) 1.42 (9H, s), 6.96 (1H, d, J 7), 7.45 (1H, d, J 1), 7.72 (1H, d, J 1), 8.33 (1H, d, J 7).

Herkunft & Nachweise