1-Bromo-4-[2-[4-[2-[4-[2-(4-ethynyl-2,5-dihexylphenyl)ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylbenzene 、
2-[4-[2-[4-[2-[4-[2-(2,5-Dihexyl-4-iodophenyl)ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl-trimethylsilane 在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 、
二乙胺 作用下,
以
四氢呋喃 为溶剂,
以71%的产率得到2-[4-[2-[4-[2-[4-[2-[4-[2-[4-[2-[4-[2-[4-[2-(4-Bromo-2,5-dihexylphenyl)ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl]-2,5-dihexylphenyl]ethynyl-trimethylsilane