5,11,17,23,29,35,41,47-Octa(butan-2-yl)nonacyclo[43.3.1.13,7.19,13.115,19.121,25.127,31.133,37.139,43]hexapentaconta-1(48),3,5,7(56),9,11,13(55),15,17,19(54),21,23,25(53),27(52),28,30,33(51),34,36,39(50),40,42,45(49),46-tetracosaene-49,50,51,52,53,54,55,56-octol 在
sodium hydroxide 作用下,
以
二苯醚 、
5,5-dimethyl-1,3-cyclohexadiene 为溶剂,
反应 1.0h,
以33.4%的产率得到25,26,27,28-tetrahydroxy-5,11,17,23-tetrakis(1-methylpropyl)calix[4]arene