ethyl tris<4-(2-propynoxy)phenyl>methyl ether 在
copper diacetate 作用下,
以
乙腈 为溶剂,
反应 1.0h,
以32%的产率得到out,out-1,18-diethoxy-6,13,23,30,39,46-hexaoxaoctacyclo<16.16.16.2
2,5.2
14,17.2
19,22.2
31,34.2
35,38.2
47,50>dohexaconta-2,4,14,16,19,21,31,33,35,37,47,49,51,53,55,57,59,61-octadecaene-8,10,25,27,41,43-hexayne