2-(2-Methoxyethoxy)ethyl 3,5-bis[2-[4-(2-tritylsulfanylethoxycarbonyl)phenyl]ethynyl]benzoate 在
碘 作用下,
以
二氯甲烷 为溶剂,
以42%的产率得到Bis[2-(2-methoxyethoxy)ethyl] 15,24,42,51-tetraoxo-16,23,43,50-tetraoxa-19,20,46,47-tetrathiaheptacyclo[50.2.2.211,14.225,28.238,41.14,8.131,35]tetrahexaconta-1(55),4(64),5,7,11,13,25,27,31,33,35(59),38(58),39,41(57),52(56),53,60,62-octadecaen-2,9,29,36-tetrayne-6,33-dicarboxylate