tert-butyl N-[4-butoxy-3-[[5-[(2-butoxy-5-formylbenzoyl)amino]-2,4-dimethylphenyl]carbamoyl]phenyl]carbamate 在
三氟乙酸 作用下,
以
氯仿 为溶剂,
反应 1.5h,
以65%的产率得到5,14,26,35-Tetrabutoxy-19,21,40,42-tetramethyl-2,9,17,23,31,38-hexazaheptacyclo[37.3.1.14,8.111,15.118,22.125,29.132,36]octatetraconta-1(43),2,4,6,8(48),9,11(47),12,14,16,18(46),19,21,23,25,27,29(45),30,32(44),33,35,37,39,41-tetracosaene-3,16,24,37-tetrol