、 calix<4>crown-6 在
caesium carbonate 作用下,
以
乙腈 为溶剂,
反应 24.0h,
以69%的产率得到3,6,26,29,43,46,49,52,55,58-Decaoxa-9,23-diazadecacyclo[39.28.1.114,18.131,60.02,66.010,15.017,22.030,35.037,42.059,64]doheptaconta-1(69),2(66),10,12,14,17,19,21,30,32,34,37,39,41,59(64),60,62,67-octadecaene-16,72-dione