5-iodo-25,26-27,28-bis(crown-3)-calix[4]arene 、
5-ethynyl-25,26-27,28-bis(crown-3)-calix[4]arene 在
copper(l) iodide 、
四(三苯基膦)钯 、
三乙胺 作用下,
以80%的产率得到3-[2-(13,16,19,33,36,39-Hexaoxaheptacyclo[29.9.1.111,21.05,40.07,12.020,25.027,32]dotetraconta-1,3,5(40),7,9,11,20,22,24,27(32),28,30-dodecaen-3-yl)ethynyl]-13,16,19,33,36,39-hexaoxaheptacyclo[29.9.1.111,21.05,40.07,12.020,25.027,32]dotetraconta-1,3,5(40),7,9,11,20,22,24,27(32),28,30-dodecaene