3,3''-((2,5-dibutoxy-1,4-phenylene)bis(ethyne-2,1-diyl))bis(5,5'-bis((triisopropylsilyl)ethynyl)-[1,1'-biphenyl]-2,2'-diol) 在
三氯氧磷 作用下,
以
吡啶 为溶剂,
以90%的产率得到2-[4-[2-[2,5-Dibutoxy-4-[2-[6-hydroxy-6-oxo-2,10-bis[2-tri(propan-2-yl)silylethynyl]benzo[d][1,3,2]benzodioxaphosphepin-4-yl]ethynyl]phenyl]ethynyl]-6-hydroxy-6-oxo-2-[2-tri(propan-2-yl)silylethynyl]benzo[d][1,3,2]benzodioxaphosphepin-10-yl]ethynyl-tri(propan-2-yl)silane