4-溴-2-氟-N-丙基苯甲酰胺

反应条件: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound, made in accordance with General Method 3, may be used to prepare compound 5 in accordance with General Method 1. 4-Bromo-2-fluoro-N-propylbenzamide (620 mg, 2.39 mmol), 2-aminoisobutyric acid (422 mg, 4.09 mmol), CuI (100 mg, 0.6 mmol), TEA (catalytic amount) and K2CO3 (1.13 g, 8.1 mmol) were dissolved in DMF (8 mL) and water (2 mL) stirred at RT for 5 min. 2-Acetylcyclohexanone (0.13 g, 0.3 mmol) was added and the reaction mixture was heated at 100° C. for 18 h. The reaction mixture was acidified with 1 M citric acid (pH 4) and extracted with ethyl acetate (100 mL, 2 times). The combined organic layer was dried over Na2SO4 and concentrated to obtain 1.0 g of 2-(4-(propylcarbamoyl)-3-fluorophenylamino)-2-methylpropanoic acid. extracted with ethyl acetate (100 mL, 2 times) The combined organic layer was dried over Na2SO4 concentrated

反应条件: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound, made in accordance with General Method 3, may be used to prepare compound 5 in accordance with General Method 1. 4-Bromo-2-fluoro-N-propylbenzamide (620 mg, 2.39 mmol), 2-aminoisobutyric acid (422 mg, 4.09 mmol), CuI (100 mg, 0.6 mmol), TEA (catalytic amount) and K2CO3 (1.13 g, 8.1 mmol) were dissolved in DMF (8 mL) and water (2 mL) stirred at RT for 5 min. 2-Acetylcyclohexanone (0.13 g, 0.3 mmol) was added and the reaction mixture was heated at 100° C. for 18 h. The reaction mixture was acidified with 1 M citric acid (pH 4) and extracted with ethyl acetate (100 mL, 2 times). The combined organic layer was dried over Na2SO4 and concentrated to obtain 1.0 g of 2-(4-(propylcarbamoyl)-3-fluorophenylamino)-2-methylpropanoic acid. extracted with ethyl acetate (100 mL, 2 times) The combined organic layer was dried over Na2SO4 concentrated

反应条件: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound was prepared according to General Method 7. 4-bromo-2-fluoro-N-propylbenzamide (620 mg, 2.39 mmol), 2-aminoisobutyric acid (422 mg, 4.09 mmol), CuI (100 mg, 0.6 mmol), TEA (catalytic amount) and K2CO3 (1.13 g, 8.1 mmol) were dissolved in DMF (8 ml) and water (2 ml) stirred at RT for 5 min. Then 2-acetylcyclohexanone (0.13 g, 0.3 mmol) was added and the reaction mixture was heated at 100° C. for 18 h. The reaction mixture was acidified with 1 M citric acid (pH 4) and extracted with ethyl acetate (100 mL, 2 times). The combined organic layer was dried over Na2SO4 and concentrated to obtain 1.0 g of 2-(4-(propylcarbamoyl)-3-fluorophenylamino)-2-methylpropanoic acid. The title compound was prepared extracted with ethyl acetate (100 mL, 2 times) The combined organic layer was dried over Na2SO4 concentrated

反应条件: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound, made in accordance with General Method 3, may be used to prepare compound 5 in accordance with General Method 1. 4-Bromo-2-fluoro-N-propylbenzamide (620 mg, 2.39 mmol), 2-aminoisobutyric acid (422 mg, 4.09 mmol), CuI (100 mg, 0.6 mmol), TEA (catalytic amount) and K2CO3 (1.13 g, 8.1 mmol) were dissolved in DMF (8 mL) and water (2 mL) stirred at RT for 5 min. 2-Acetylcyclohexanone (0.13 g, 0.3 mmol) was added and the reaction mixture was heated at 100° C. for 18 h. The reaction mixture was acidified with 1 M citric acid (pH 4) and extracted with ethyl acetate (100 mL, 2 times). The combined organic layer was dried over Na2SO4 and concentrated to obtain 1.0 g of 2-(4-(propylcarbamoyl)-3-fluorophenylamino)-2-methylpropanoic acid. extracted with ethyl acetate (100 mL, 2 times) The combined organic layer was dried over Na2SO4 concentrated

反应条件: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound, made in accordance with General Method 3, may be used to prepare compound 5 in accordance with General Method 1. 4-Bromo-2-fluoro-N-propylbenzamide (620 mg, 2.39 mmol), 2-aminoisobutyric acid (422 mg, 4.09 mmol), CuI (100 mg, 0.6 mmol), TEA (catalytic amount) and K2CO3 (1.13 g, 8.1 mmol) were dissolved in DMF (8 mL) and water (2 mL) stirred at RT for 5 min. 2-Acetylcyclohexanone (0.13 g, 0.3 mmol) was added and the reaction mixture was heated at 100° C. for 18 h. The reaction mixture was acidified with 1 M citric acid (pH 4) and extracted with ethyl acetate (100 mL, 2 times). The combined organic layer was dried over Na2SO4 and concentrated to obtain 1.0 g of 2-(4-(propylcarbamoyl)-3-fluorophenylamino)-2-methylpropanoic acid. extracted with ethyl acetate (100 mL, 2 times) The combined organic layer was dried over Na2SO4 concentrated

反应条件: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: The title compound, made in accordance with General Method 3, may be used to prepare compound 5 in accordance with General Method 1. 4-Bromo-2-fluoro-N-propylbenzamide (620 mg, 2.39 mmol), 2-aminoisobutyric acid (422 mg, 4.09 mmol), CuI (100 mg, 0.6 mmol), TEA (catalytic amount) and K2CO3 (1.13 g, 8.1 mmol) were dissolved in DMF (8 mL) and water (2 mL) stirred at RT for 5 min. 2-Acetylcyclohexanone (0.13 g, 0.3 mmol) was added and the reaction mixture was heated at 100° C. for 18 h. The reaction mixture was acidified with 1 M citric acid (pH 4) and extracted with ethyl acetate (100 mL, 2 times). The combined organic layer was dried over Na2SO4 and concentrated to obtain 1.0 g of 2-(4-(propylcarbamoyl)-3-fluorophenylamino)-2-methylpropanoic acid. extracted with ethyl acetate (100 mL, 2 times) The combined organic layer was dried over Na2SO4 concentrated