5-CHLORO-2-CYANOPHENYLBORONIC ACID

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

实验步骤: 500 mg (purity 94%, 1.41 mmol) of 4-iodo-2-methoxy-5-(2,2,2-trifluoroethoxy)pyridine and 282 mg (1.55 mmol, 1.1 eq.) of 5-chloro-2-cyanophenylboronic acid in the presence of [1,1-bis(diphenylphosphino)ferrocene]palladium(II) chloride/dichloromethane monoadduct were reacted according to General Method 2A. The crude product was purified by flash chromatography (silica gel 50, cyclohexane/ethyl acetate gradient). Yield: 168 mg (33% of theory) The crude product was purified by flash chromatography (silica gel 50, cyclohexane/ethyl acetate gradient)

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

实验步骤: 460 mg (purity 90%, 1.38 mmol) of 5-(difluoromethoxy)-4-iodo-2-methoxypyridine and 299 mg (1.65 mmol, 1.2 eq.) of 5-chloro-2-cyanophenylboronic acid in the presence of [1,1-bis(diphenylphosphino)ferrocene]palladium(II) chloride/dichloromethane monoadduct were reacted according to General Method 2A. The crude product was purified by flash chromatography (IR-50SI, petroleum ether/ethyl acetate 10-15%). Yield: 230 mg (purity 80%, 43% of theory) The crude product was purified by flash chromatography (IR-50SI, petroleum ether/ethyl acetate 10-15%)

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

实验步骤: 322 mg (purity 93%, 1.07 mmol) of 5-ethoxy-4-iodo-2-methoxypyridine and 234 mg (1.29 mmol, 1.2 eq.) of 5-chloro-2-cyanophenylboronic acid in the presence of [1,1-bis(diphenylphosphino)ferrocene]palladium(II) chloride/dichloromethane monoadduct were reacted according to General Method 2A. The crude product was purified by flash chromatography (silica gel 50, cyclohexane/ethyl acetate gradient). Yield: 135 mg (41% of theory) The crude product was purified by flash chromatography (silica gel 50, cyclohexane/ethyl acetate gradient)

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

实验步骤: 100 mg of a mixture (3:1) of tert-butyl 4-({2-[4-iodo-2-oxo-5-(propan-2-yloxy)pyridin-1(2H)-yl]propanoyl}amino)benzoate (racemate) and the analogous bromine compound and 41 mg (0.23 mmol) of 5-chloro-2-cyanophenylboronic acid in the presence of [1,1-bis(diphenylphosphino)ferrocene]palladium(II) chloride/dichloromethane monoadduct were reacted according to General Method 2A. Yield: 31 mg (29% of theory)

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

实验步骤: 616 mg (purity 83%, 1.79 mmol) of 5-(difluoromethyl)-4-iodo-2-methoxypyridine and 325 mg (1.79 mmol) of 5-chloro-2-cyanophenylboronic acid in the presence of [1,1-bis(diphenylphosphino)ferrocene]palladium(II) chloride/dichloromethane monoadduct were reacted according to General Method 2A. Yield: 223 mg (42% of theory)

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

实验步骤: 572 mg (1.6 mmol) of ethyl 2-(4-bromo-2-oxopyridin-1(2H)-yl)-3-phenylpropanoate (racemate) and 330 mg (1.8 mmol) of 5-chloro-2-cyanophenylboronic acid in the presence of tetrakis(triphenylphosphine)palladium(0) were reacted according to General Method 2A. Yield: 300 mg (purity 94%, 43% of theory)

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

实验步骤: 150 mg (0.41 mmol) of ethyl 2-(4-iodo-2-oxopyridin-1(2H)-yl)hexanoate (racemate) and 97 mg (0.53 mmol) of 5-chloro-2-cyanophenylboronic acid in the presence of [1,1-bis(diphenylphosphino)ferrocene]palladium(II) chloride/dichloromethane monoadduct were reacted according to General Method 2A. Yield: 114 mg (purity 95%, 70% of theory)

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

实验步骤: 240 mg (purity 92%, 0.73 mmol) of ethyl 2-(4-bromo-2-oxopyridin-1(2H)-yl)-3-methylbutanoate (racemate) and 172 mg (0.95 mmol) of 5-chloro-2-cyanophenylboronic acid in the presence of [1,1-bis(diphenylphosphino)ferrocene]palladium(II) chloride/monodichloromethane adduct were reacted according to General Method 2A. Yield: 117 mg (purity 81%, 36% of theory)

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

实验步骤: 600 mg (purity 82%, 1.56 mmol) of tert-butyl 2-(4-bromo-2-oxopyridin-1(2H)-yl)butanoate (racemate) and 325 mg (1.8 mmol) of 5-chloro-2-cyanophenylboronic acid in the presence of tetrakis(triphenylphosphine)palladium(0) were reacted according to General Method 2A. Yield: 543 mg (purity 59%, 55% of theory)

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

实验步骤: 2.4 g (purity 74%, 5.9 mmol) of tert-butyl 2-(4-bromo-2-oxopyridin-1(2H)-yl)propanoate (racemate) and 1.2 g (6.8 mmol) of 5-chloro-2-cyanophenylboronic acid in the presence of tetrakis(triphenylphosphine)palladium(0) were reacted according to General Method 2A. Yield: 1.86 g (purity 87%, 77% of theory)

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

实验步骤: 500 mg (purity 94%, 1.41 mmol) of 4-iodo-2-methoxy-5-(2,2,2-trifluoroethoxy)pyridine and 282 mg (1.55 mmol, 1.1 eq.) of 5-chloro-2-cyanophenylboronic acid in the presence of [1,1-bis(diphenylphosphino)ferrocene]palladium(II) chloride/dichloromethane monoadduct were reacted according to General Method 2A. The crude product was purified by flash chromatography (silica gel 50, cyclohexane/ethyl acetate gradient). Yield: 168 mg (33% of theory) The crude product was purified by flash chromatography (silica gel 50, cyclohexane/ethyl acetate gradient)

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

实验步骤: 460 mg (purity 90%, 1.38 mmol) of 5-(difluoromethoxy)-4-iodo-2-methoxypyridine and 299 mg (1.65 mmol, 1.2 eq.) of 5-chloro-2-cyanophenylboronic acid in the presence of [1,1-bis(diphenylphosphino)ferrocene]palladium(II) chloride/dichloromethane monoadduct were reacted according to General Method 2A. The crude product was purified by flash chromatography (IR-50SI, petroleum ether/ethyl acetate 10-15%). Yield: 230 mg (purity 80%, 43% of theory) The crude product was purified by flash chromatography (IR-50SI, petroleum ether/ethyl acetate 10-15%)