[2-(2-Chlorobenzyloxy)-5-fluorobenzyl]triphenylphosphonium bromide 、
ethyl 7-(3,5-difluoro-4-triisopropylsilanyloxyphenyl)-6-formylheptanoate 以results in the title compound with 70% of theory as E/Z mixture (2:1)的产率得到Ethyl 6-(3,5-difluoro-4-triisopropylsilanyloxybenzyl)-8-[5-fluoro-2-(2-chlorobenzyloxy)phenyl]-oct-7-enoate