The title compound was prepared according to the general procedure for the synthesis of heterocyclyl and heteroaryl substituted phenylsulfonyl derivatives previously described, using 4-Bromo-N-[4-chloro-2-(6-methyl-pyridine-3-carbonyl)-phenyl]-3-fluoro-benzenesulfonamide 0.2 g (0.4 mmol), potassium phosphate tribasic monohydrate 0.570 g (2.4 mmol), rac-2,2′-bis (diphenylphosphino)-1,1′-binaphthyl 0.077 g (0.12 mmol), cis-2,6-dimethyl-morpholine 0.23 g (2 mmol) and Pd (dba)3 0.057 g (0.06 mmol) in 2 ml DMF. HPLC purification gave yellow compound.
