2,2-Difluoro-5,11-diiodo-8-[4-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]phenyl]-4,6,10,12-tetramethyl-3-aza-1-azonia-2-boranuidatricyclo[7.3.0.03,7]dodeca-1(12),4,6,8,10-pentaene 、
间-PEG4-苯甲醛 在
哌啶 、
magnesium(II) perchlorate 、
溶剂黄146 作用下,
以
甲苯 为溶剂,
反应 2.0h,
以35%的产率得到2,2-difluoro-5,11-diiodo-8-[4-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]phenyl]-4,12-bis[2-[4-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]phenyl]ethenyl]-6,10-dimethyl-3-aza-1-azonia-2-boranuidatricyclo[7.3.0.03,7]dodeca-1(12),4,6,8,10-pentaene