2-乙氧基-4-溴苯腈

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-bromo-2-ethoxybenzonitrile (1.13 g, 5.00 mmol), 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinaldehyde (1.165 g, 5.00 mmol), sodium carbonate (5.00 mL, 10.00 mmol) and Pd(PPh3)4 (1.136 g, 0.125 mmol) in DME (20 mL) was heated to reflux for 6 h. After cooling to room temperature, filtration, drying over Na2SO4, concentration, a colorless solid was obtained. 1H NMR (400 MHz, CDCl3): δ 7.14 (d, J=1.5 Hz, 1H), 7.23 (dd, J=8, 1.5 Hz, 1H), 7.70 (d, J=8=Hz, 1H), 8.33 (t, J=2 Hz, 1H), 9.06 (d, J=2 Hz, 1H), 9.11 (d, J=2 Hz, 1H), 10.21 (s, 1H). was heated to reflux for 6 h filtration drying over Na2SO4, concentration a colorless solid was obtained

反应条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-Bromo-2-fluoro-benzonitrile (5 g, 25.00 mmol), potassium carbonate (10.37 g, 75.0 mmol), ethanol (6.86 mL, 117 mmol) in DMF (50 mL) was heated at 60° C. for overnight. After filtration and concentration, the residue was dissolved in ethyl acetate (150 mL), and the solution was washed with water (30 mL) and brine (50 mL). After drying over Na2SO4, filtration and concentration, a light brown solid (5.7 g) was obtained without further purification. 1H NMR (400 MHz, CDCl3): δ 1.49 (t, J=7 Hz, 3H), 4.14 (q, J=7 Hz, 2H), 7.11 (d, J=1.7 Hz, 1H), 7.14 (dd, J=8.1, 1.7 Hz, 1H), 7.40 (d, J=8.1 Hz, 1H). After filtration and concentration the residue was dissolved in ethyl acetate (150 mL) the solution was washed with water (30 mL) and brine (50 mL) After drying over Na2SO4, filtration and concentration

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-bromo-2-ethoxybenzonitrile (1.13 g, 5.00 mmol), 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinaldehyde (1.165 g, 5.00 mmol), sodium carbonate (5.00 mL, 10.00 mmol) and Pd(PPh3)4 (1.136 g, 0.125 mmol) in DME (20 mL) was heated to reflux for 6 h. After cooling to room temperature, filtration, drying over Na2SO4, concentration, a colorless solid was obtained. 1H NMR (400 MHz, CDCl3): δ 7.14 (d, J=1.5 Hz, 1H), 7.23 (dd, J=8, 1.5 Hz, 1H), 7.70 (d, J=8=Hz, 1H), 8.33 (t, J=2 Hz, 1H), 9.06 (d, J=2 Hz, 1H), 9.11 (d, J=2 Hz, 1H), 10.21 (s, 1H). was heated to reflux for 6 h filtration drying over Na2SO4, concentration a colorless solid was obtained

反应条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-Bromo-2-fluoro-benzonitrile (5 g, 25.00 mmol), potassium carbonate (10.37 g, 75.0 mmol), ethanol (6.86 mL, 117 mmol) in DMF (50 mL) was heated at 60° C. for overnight. After filtration and concentration, the residue was dissolved in ethyl acetate (150 mL), and the solution was washed with water (30 mL) and brine (50 mL). After drying over Na2SO4, filtration and concentration, a light brown solid (5.7 g) was obtained without further purification. 1H NMR (400 MHz, CDCl3): δ 1.49 (t, J=7 Hz, 3H), 4.14 (q, J=7 Hz, 2H), 7.11 (d, J=1.7 Hz, 1H), 7.14 (dd, J=8.1, 1.7 Hz, 1H), 7.40 (d, J=8.1 Hz, 1H). After filtration and concentration the residue was dissolved in ethyl acetate (150 mL) the solution was washed with water (30 mL) and brine (50 mL) After drying over Na2SO4, filtration and concentration

反应条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-Bromo-2-fluoro-benzonitrile (5 g, 25.00 mmol), potassium carbonate (10.37 g, 75.0 mmol), ethanol (6.86 mL, 117 mmol) in DMF (50 mL) was heated at 60° C. for overnight. After filtration and concentration, the residue was dissolved in ethyl acetate (150 mL), and the solution was washed with water (30 mL) and brine (50 mL). After drying over Na2SO4, filtration and concentration, a light brown solid (5.7 g) was obtained without further purification. 1H NMR (400 MHz, CDCl3): δ 1.49 (t, J=7 Hz, 3H), 4.14 (q, J=7 Hz, 2H), 7.11 (d, J=1.7 Hz, 1H), 7.14 (dd, J=8.1, 1.7 Hz, 1H), 7.40 (d, J=8.1 Hz, 1H). After filtration and concentration the residue was dissolved in ethyl acetate (150 mL) the solution was washed with water (30 mL) and brine (50 mL) After drying over Na2SO4, filtration and concentration

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-bromo-2-ethoxybenzonitrile (1.13 g, 5.00 mmol), 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinaldehyde (1.165 g, 5.00 mmol), sodium carbonate (5.00 mL, 10.00 mmol) and Pd(PPh3)4 (1.136 g, 0.125 mmol) in DME (20 mL) was heated to reflux for 6 h. After cooling to room temperature, filtration, drying over Na2SO4, concentration, a colorless solid was obtained. 1H NMR (400 MHz, CDCl3): δ 7.14 (d, J=1.5 Hz, 1H), 7.23 (dd, J=8, 1.5 Hz, 1H), 7.70 (d, J 8=Hz, 1H), 8.33 (t, J=2 Hz, 1H), 9.06 (d, J=2 Hz, 1H), 9.11 (d, J=2 Hz, 1H), 10.21 (s, 1H). was heated to reflux for 6 h filtration drying over Na2SO4, concentration a colorless solid was obtained

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-bromo-2-ethoxybenzonitrile (1.13 g, 5.00 mmol), 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinaldehyde (1.165 g, 5.00 mmol), sodium carbonate (5.00 mL, 10.00 mmol) and Pd(PPh3)4 (1.136 g, 0.125 mmol) in DME (20 mL) was heated to reflux for 6 h. After cooling to room temperature, filtration, drying over Na2SO4, concentration, a colorless solid was obtained. 1H NMR (400 MHz, CDCl3): δ 7.14 (d, J=1.5 Hz, 1H), 7.23 (dd, J=8, 1.5 Hz, 1H), 7.70 (d, J 8=Hz, 1H), 8.33 (t, J=2 Hz, 1H), 9.06 (d, J=2 Hz, 1H), 9.11 (d, J=2 Hz, 1H), 10.21 (s, 1H). was heated to reflux for 6 h filtration drying over Na2SO4, concentration a colorless solid was obtained

反应条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-Bromo-2-fluoro-benzonitrile (5 g, 25.00 mmol), potassium carbonate (10.37 g, 75.0 mmol), ethanol (6.86 mL, 117 mmol) in DMF (50 mL) was heated at 60° C. for overnight. After filtration and concentration, the redisue was dissolved in ethyl acetate (150 mL), and the solution was washed with water (30 mL) and brine (50 mL). After drying over Na2SO4, filtration and concentration, a light brown solid (5.7 g) was obtained without further purification. 1H NMR (400 MHz, CDCl3): δ 1.49 (t, J=7 Hz, 3H), 4.14 (q, J=7 Hz, 2H), 7.11 (d, J=1.7 Hz, 1H), 7.14 (dd, J=8.1, 1.7 Hz, 1H), 7.40 (d, J=8.1 Hz, 1H). After filtration and concentration the redisue was dissolved in ethyl acetate (150 mL) the solution was washed with water (30 mL) and brine (50 mL) After drying over Na2SO4, filtration and concentration

反应条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-Bromo-2-fluoro-benzonitrile (5 g, 25.00 mmol), potassium carbonate (10.37 g, 75.0 mmol), ethanol (6.86 mL, 117 mmol) in DMF (50 mL) was heated at 60° C. for overnight. After filtration and concentration, the redisue was dissolved in ethyl acetate (150 mL), and the solution was washed with water (30 mL) and brine (50 mL). After drying over Na2SO4, filtration and concentration, a light brown solid (5.7 g) was obtained without further purification. 1H NMR (400 MHz, CDCl3): δ 1.49 (t, J=7 Hz, 3H), 4.14 (q, J=7 Hz, 2H), 7.11 (d, J=1.7 Hz, 1H), 7.14 (dd, J=8.1, 1.7 Hz, 1H), 7.40 (d, J=8.1 Hz, 1H). After filtration and concentration the redisue was dissolved in ethyl acetate (150 mL) the solution was washed with water (30 mL) and brine (50 mL) After drying over Na2SO4, filtration and concentration

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-bromo-2-ethoxybenzonitrile (1.13 g, 5.00 mmol), 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinaldehyde (1.165 g, 5.00 mmol), sodium carbonate (5.00 mL, 10.00 mmol) and Pd(PPh3)4 (1.136 g, 0.125 mmol) in DME (20 mL) was heated to reflux for 6 h. After cooling to room temperature, filtration, drying over Na2SO4, concentration, a colorless solid was obtained. 1H NMR (400 MHz, CDCl3): δ 7.14 (d, J=1.5 Hz, 1H), 7.23 (dd, J=8, 1.5 Hz, 1H), 7.70 (d, J 8=Hz, 1H), 8.33 (t, J=2 Hz, 1H), 9.06 (d, J=2 Hz, 1H), 9.11 (d, J=2 Hz, 1H), 10.21 (s, 1H). was heated to reflux for 6 h filtration drying over Na2SO4, concentration a colorless solid was obtained

反应条件: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-Bromo-2-fluoro-benzonitrile (5 g, 25.00 mmol), potassium carbonate (10.37 g, 75.0 mmol), ethanol (6.86 mL, 117 mmol) in DMF (50 mL) was heated at 60° C. for overynight. After filtration and concentration, the residue was dissolved in ethyl acetate (150 mL), and the solution was washed with water (30 mL) and brine (50 mL). After drying over Na2SO4, filtration and concentration, a light brown solid (5.7 g) was obtained without further purification. 1H NMR (400 MHz, CDCl3): δ 1.49 (t, J=7 Hz, 3H), 4.14 (q, J=7 Hz, 2H), 7.11 (d, J=1.7 Hz, 1H), 7.14 (dd, J=8.1, 1.7 Hz, 1H), 7.40 (d, J=8.1 Hz, 1H). After filtration and concentration the residue was dissolved in ethyl acetate (150 mL) the solution was washed with water (30 mL) and brine (50 mL) After drying over Na2SO4, filtration and concentration

反应条件: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-bromo-2-ethoxybenzonitrile (1.13 g, 5.00 mmol), 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinaldehyde (1.165 g, 5.00 mmol), sodium carbonate (5.00 mL, 10.00 mmol) and Pd(PPh3)4 (1.136 g, 0.125 mmol) in DME (20 mL) was heated to reflux for 6 h. After cooling to room temperature, filtration, drying over Na2SO4, concentration, a colorless solid was obtained. 1H NMR (400 MHz, CDCl3): δ 7.14 (d, J=1.5 Hz, 1H), 7.23 (dd, J=8, 1.5 Hz, 1H), 7.70 (d, J=8=Hz, 1H), 8.33 (t, J=2 Hz, 1H), 9.06 (d, J=2 Hz, 1H), 9.11 (d, J=2 Hz, 1H), 10.21 (s, 1H). was heated to reflux for 6 h filtration drying over Na2SO4, concentration a colorless solid was obtained