3-(2,2-dimethyl-but-3-ynyloxy)-tetrahydro-furan 、 3-[(4-hydroxy-cyclohexyl)-(4-methyl-cyclohexanecarbonyl)-amino]-5-iodo-thiophene-2-carboxylic acid methyl ester 在
bis-triphenylphosphine-palladium(II) chloride
copper(l) iodide 、
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 2.5h,
以75%的产率得到5-[3,3-dimethyl-4-(tetrahydro-furan-3-yloxy)-but-1-ynyl]-3-[(4-hydroxy-cyclohexyl)-(4-methyl-cyclohexanecarbonyl)-amino]-thiophene-2-carboxylic acid methyl ester