4-Methylidene-2,6,13,16,19,22,25,28-octaoxatetracyclo[27.8.0.07,12.031,36]heptatriaconta-1(37),7,9,11,29,31,33,35-octaene 在
potassium tert-butylate 作用下,
以
四氢呋喃 、
萘烷 为溶剂,
反应 9.0h,
生成 (34-Hydroxy-3-methylidene-10,13,16,19,22,25-hexaoxatetracyclo[24.7.1.15,9.028,33]pentatriaconta-1(34),5(35),6,8,26,28,30,32-octaen-35-yl) 6-oxo-6-(tritylamino)hexanoate