(2E,7E)-(4S,5R)-7-iodo-5-(tert-butyl-dimethyl-silanyloxy)-4-methyl-hpta-2,6-dienoic acid methyl ester 、
联硼酸频那醇酯 在
bis-triphenylphosphine-palladium(II) chloride
potassium phenolate 作用下,
以
甲苯 为溶剂,
反应 6.0h,
以69%的产率得到(2E,7E)-(4S,5R)-7-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-5-(tert-butyl-dimethyl-silanyloxy)-4-methyl-hpta-2,6-dienoic acid methyl ester