4-{2-(2-ethoxycarbonyl-ethyl)-3-[6-(3-iodo-5-methanesulfonyl-phenoxy)-hexyl]-phenoxy}-butyric acid ethyl ester 、
苯并-1,4-二氧六环-6-硼酸 在
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride caesium carbonate 作用下,
以
乙二醇二甲醚 为溶剂,
反应 15.0h,
以51%的产率得到4-(3-{6-[3-(2,3-dihydro-benzo[1,4]dioxin-6-yl)-5-methanesulfonyl-phenoxy]-hexyl}-2-(2-ethoxycarbonyl-ethyl)-phenoxy)-butyric acid ethyl ester