反应详情

Using similar reaction conditions as described in step-ii of example-1, 5-bromo-3-(1-(2,5-difluorobenzyl)-1H-pyrazol-4-yl)-1-tosyl-1H-pyrrolo[2,3-b]pyridine (250 mg, 0.46 mmol) was coupled with N-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl) methane sulfonamide (intermediate 3) (150 mg, 0.506 mol) in sodium carbonate (146 mg, 1.38 mol), bis(triphenyl phosphine)palladium(ii) dichloride (16 mg, 0.023 mmol) and toluene/ethanol/water (7/7/4 ml) to afford 250.0 mg (85.91% yield) of the pure product after column purification using 40% ethyl acetate in hexane as eluent.

1. customreaction conditions