trifluoro-methanesulfonic acid 6-methyl-4-(3-methyl-4-trifluoromethyl-phenyl)-pyridin-2-yl ester 、
N-tert-butyl-3-(6-tributylstannanyl-pyridin-2-yl)-benzenesulfonamide 、 在
crude product 、 silica gel 、 ethyl acetate heptane 、
乙醚 作用下,
以
甲苯 为溶剂,
反应 18.0h,
以to give the title compound after trituration with diethyl ether as a white solid (300 mg, 88%)的产率得到N-tert-Butyl-3-[6'-methyl-4'-(3-methyl-4-trifluoromethyl-phenyl)-[2,2']bipyridinyl-6-yl]-benzenesulfonamide