2-bromo-1-fluoro-4-methylsulfonylbenzene

Conditions: temp:110.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 2-bromo-1-fluoro-4-(methylsulfonyl)benzene (0.05 g, 0.198 mmol) and cyclohexanamine (0.059 g, 0.593 mmol) in dioxane (1 mL) in a vial was capped and heated at 110° C. for three days. The reaction mixture was partitioned between water and ethyl acetate. The aqueous layer was extracted with additional ethyl acetate twice. The combined organic layers were washed with saturated aqueous sodium chloride, dried over anhydrous magnesium sulfate, filtered, and concentrated. The residue was purified by flash column chromatography on silica gel eluting with 40% ethyl acetate in hexanes to afford the title compound (0.044 g, 0.132 mmol, 67.0% yield). was capped The reaction mixture was partitioned between water and ethyl acetate The aqueous layer was extracted with additional ethyl acetate twice The combined organic layers were washed with saturated aqueous sodium chloride dried over anhydrous magnesium sulfate filtered concentrated The residue was purified by flash column chromatography on silica gel eluting with 40% ethyl acetate in hexanes

Conditions: temp:60.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of Example 6a (0.642 g, 1.5 mmol), 2-bromo-1-fluoro-4-(methylsulfonyl)benzene (0.380 g, 1.500 mmol), 1,3,5,7-tetramethyl-6-phenyl-2,4,8-trioxa-6-phosphaadamantane (0.051 g, 0.176 mmol), tris(dibenzylideneacetone)dipalladium(0) (0.041 g, 0.045 mmol), and potassium phosphate (0.796 g, 3.75 mmol) in dioxane (10 mL) and water (2.500 mL) was degassed and back-filled with nitrogen several times. The reaction was heated at 60° C. for 16 hours. The reaction mixture was partitioned between water and ethyl acetate. The aqueous layer was extracted with additional ethyl acetate three times. The combined organic layers were washed with saturated aqueous sodium chloride, dried over anhydrous magnesium sulfate, filtered, and concentrated. The residue was purified by flash column chromatography on silica gel eluting with 30% ethyl acetate in hexanes to give the title compound (0.63 g, 1.328 mmol, 89% yield). back-filled with nitrogen several times The reaction mixture was partitioned between water and ethyl acetate The aqueous layer was extracted with additional ethyl acetate three times The combined organic layers were washed with saturated aqueous sodium chloride dried over anhydrous magnesium sulfate filtered concentrated The residue was purified by flash column chromatography on silica gel eluting with 30% ethyl acetate in hexanes

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: 1-Fluoro-4-(methylsulfonyl)benzene (5.0 g, 28.7 mmol) in conc. sulfuric acid (30 mL) was cooled to 0° C. To this solution was added N-bromosuccinimide (5.62 g, 31.6 mmol). The reaction mixture was stirred at room temperature for 6 hours and then poured into ice-water. The resulting solid was collected by filtration, washed with cold water three times, and dried in a vacuum oven overnight to give the title compound (6.95 g, 27.5 mmol, 96% yield). The resulting solid was collected by filtration washed with cold water three times dried in a vacuum oven overnight

Conditions: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 1,3-dimethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-one (2.50 g, 10.0 mmol), 2-bromo-1-fluoro-4-methylsulfonylbenzene (2.54 g, 10.0 mmol), CsF (3.8 g, 25.0 mmol), Pd(dppf)Cl2 (0.73 g, 1.0 mmol) in DME (50 mL) and MeOH (25 ml) was stirred at 80° C. for 18 hrs under N2. The mixture was concentrated and the residue was purified by column chromatography on silica gel (PE:EA=2:1-0:1) to give the title compound (1.8 g, 61%) as a red solid. LCMS: 295.9 (M+H)+ The mixture was concentrated the residue was purified by column chromatography on silica gel (PE:EA=2:1-0:1)

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: 2-bromo-1-fluoro-4-methylsulfonylbenzene was substituted for the title compound of Example 225, step 1 and was converted to 2-(2-fluoro-5-methylsulfonylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane in a manner similar to Example 225, step 2 and then reacted with the title compound of Example 231, step 3 in a manner similar to Example 231, step 4. LCMS: 333.9 (M+H)+.

Conditions: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 2-bromo-1-fluoro-4-methylsulfonylbenzene (0.8 g, 3.16 mmol), oxolan-3-amine (1.38 g, 15.8 mmol) and K2CO3 (0.87 g, 6.32 mmol) in DMSO (15 mL) was stirred at 100° C. for 5 hrs. It was cooled to r.t. and water (50 mL) was added. The mixture was extracted with EtOAc (50 mL×3) and the combined organic layers were washed with brine (50 mL), dried over Na2SO4, filtered and concentrated. The residue was purified by column chromatography (PE:EA=50:13:1) to give the title compound (0.7 g, yield: 69.16%). 1H NMR (CDCl3, 400 MHz) δ 8.00 (d, J=1.2 Hz, 1H), 7.74 (d, J=8.8 Hz, 1H), 6.67 (d, J=8.8 Hz, 1H), 5.03 (d, J=6.4 Hz, 1H), 4.23-4.13 (m, 1H), 4.07-3.98 (m, 2H), 3.96-3.87 (m, 1H), 3.83-3.76 (m, 1H), 3.03 (s, 3H), 2.43-2.32 (m, 1H), 1.98-1.88 (m, 1H). LCMS (M+H)+=320.0 (M+H)+, 322.0 It was cooled to r.t. The mixture was extracted with EtOAc (50 mL×3) the combined organic layers were washed with brine (50 mL) dried over Na2SO4 filtered concentrated The residue was purified by column chromatography (PE:EA=50:13:1)

Conditions: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 2-bromo-1-fluoro-4-methylsulfonylbenzene (0.8 g, 3.16 mmol), oxolan-3-amine (1.38 g, 15.8 mmol) and K2CO3 (0.87 g, 6.32 mmol) in DMSO (15 mL) was stirred at 100° C. for 5 hrs. It was cooled to r.t. and water (50 mL) was added. The mixture was extracted with EtOAc (50 mL×3) and the combined organic layers were washed with brine (50 mL), dried over Na2SO4, filtered and concentrated. The residue was purified by column chromatography (PE:EA=50:13:1) to give the title compound (0.7 g, yield: 69.16%). 1H NMR (CDCl3, 400 MHz) δ 8.00 (d, J=1.2 Hz, 1H), 7.74 (d, J=8.8 Hz, 1H), 6.67 (d, J=8.8 Hz, 1H), 5.03 (d, J=6.4 Hz, 1H), 4.23-4.13 (m, 1H), 4.07-3.98 (m, 2H), 3.96-3.87 (m, 1H), 3.83-3.76 (m, 1H), 3.03 (s, 3H), 2.43-2.32 (m, 1H), 1.98-1.88 (m, 1H). LCMS (M+H)+=320.0 (M+H)+, 322.0 It was cooled to r.t. The mixture was extracted with EtOAc (50 mL×3) the combined organic layers were washed with brine (50 mL) dried over Na2SO4 filtered concentrated The residue was purified by column chromatography (PE:EA=50:13:1)

Conditions: temp:70.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of compound 2-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isoquinolin-1-one (4.1 g, 14.5 mmol), 2-bromo-4-methylsulfonyl-1-fluorobenzene (3.5 g, 13.8 mmol) prepared in a similar manner to Example 79 steps 1-2, CsF (6.3 g, 41.3 mmol), and Pd(dppf)Cl2 (1.0 g, 1.38 mmol) in DME (70 mL) and MeOH (35 ml) was stirred at 70° C. for 12 h under N2. The mixture was concentrated and the residue was purified by column chromatography on silica gel (PE:EA=2:1-0:1) to give the title compound (3.4 g, 74.4%) as a red solid. LCMS (M+H)+=331.9 (M+1)+ The mixture was concentrated the residue was purified by column chromatography on silica gel (PE:EA=2:1-0:1)

Conditions: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 1,3-dimethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-one (2.50 g, 10.0 mmol), 2-bromo-1-fluoro-4-methylsulfonylbenzene (2.54 g, 10.0 mmol), CsF (3.8 g, 25.0 mmol), Pd(dppf)Cl2 (0.73 g, 1.0 mmol) in DME (50 mL) and MeOH (25 ml) was stirred at 80° C. for 18 hrs under N2. The mixture was concentrated and the residue was purified by column chromatography on silica gel (PE: EA=2:1-0:1) to give the title compound (1.8 g, 61%) as a red solid. LCMS: 295.9 (M+H)+ The mixture was concentrated the residue was purified by column chromatography on silica gel (PE: EA=2:1-0:1)

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: 2-bromo-1-fluoro-4-methylsulfonylbenzene was substituted for the title compound of Example 225, step 1 and was converted to 2-(2-fluoro-5-methylsulfonylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane in a manner similar to Example 225, step 2 and then reacted with the title compound of Example 231, step 3 in a manner similar to Example 231, step 4. LCMS: 333.9 (M+H)+.

Conditions: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 2-bromo-1-fluoro-4-methylsulfonylbenzene (0.8 g, 3.16 mmol), oxolan-3-amine (1.38 g, 15.8 mmol) and K2CO3 (0.87 g, 6.32 mmol) in DMSO (15 mL) was stirred at 100° C. for 5 hrs. It was cooled to r.t. and water (50 mL) was added. The mixture was extracted with EtOAc (50 mL×3) and the combined organic layers were washed with brine (50 mL), dried over Na2SO4, filtered and concentrated. The residue was purified by column chromatography (PE: EA=50:1˜3:1) to give the title compound (0.7 g, yield: 69.16%). 1H NMR (CDCl3, 400 MHz) δ 8.00 (d, J=1.2 Hz, 1H), 7.74 (d, J=8.8 Hz, 1H), 6.67 (d, J=8.8 Hz, 1H), 5.03 (d, J=6.4 Hz, 1H), 4.23-4.13 (m, 1H), 4.07-3.98 (m, 2H), 3.96-3.87 (m, 1H), 3.83-3.76 (m, 1H), 3.03 (s, 3H), 2.43-2.32 (m, 1H), 1.98-1.88 (m, 1H). LCMS (M+H)+=320.0 (M+H)+, 322.0 It was cooled to r.t. The mixture was extracted with EtOAc (50 mL×3) the combined organic layers were washed with brine (50 mL) dried over Na2SO4 filtered concentrated The residue was purified by column chromatography (PE: EA=50:1˜3:1)

Conditions: temp:100.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 2-bromo-1-fluoro-4-methylsulfonylbenzene (0.8 g, 3.16 mmol), oxolan-3-amine (1.38 g, 15.8 mmol) and K2CO3 (0.87 g, 6.32 mmol) in DMSO (15 mL) was stirred at 100° C. for 5 hrs. It was cooled to r.t. and water (50 mL) was added. The mixture was extracted with EtOAc (50 mL×3) and the combined organic layers were washed with brine (50 mL), dried over Na2SO4, filtered and concentrated. The residue was purified by column chromatography (PE: EA=50:1˜3:1) to give the title compound (0.7 g, yield: 69.16%). 1H NMR (CDCl3, 400 MHz) δ 8.00 (d, J=1.2 Hz, 1H), 7.74 (d, J=8.8 Hz, 1H), 6.67 (d, J=8.8 Hz, 1H), 5.03 (d, J=6.4 Hz, 1H), 4.23-4.13 (m, 1H), 4.07-3.98 (m, 2H), 3.96-3.87 (m, 1H), 3.83-3.76 (m, 1H), 3.03 (s, 3H), 2.43-2.32 (m, 1H), 1.98-1.88 (m, 1H). LCMS (M+H)+=320.0 (M+H)+, 322.0 It was cooled to r.t. The mixture was extracted with EtOAc (50 mL×3) the combined organic layers were washed with brine (50 mL) dried over Na2SO4 filtered concentrated The residue was purified by column chromatography (PE: EA=50:1˜3:1)