3,9,15,35,41,56-Hexatert-butyl-52,60,61-trimethoxy-22,28,49-tris[(2-nitrophenyl)sulfonyl]-19,31,46-trioxa-22,25,28,49-tetrazanonacyclo[23.19.7.717,33.17,11.139,43.05,45.013,18.032,37.154,58]henhexaconta-1,3,5(45),7,9,11(60),13,15,17,32,34,36,39(52),40,42,54,56,58(61)-octadecaene 在
sodium carbonate 、
苯硫酚 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 24.0h,
以75%的产率得到calix[6]tren