int before 8 、
N1,N5-双-Boc-亚精胺 在
三乙胺 作用下,
以
甲苯 为溶剂,
反应 24.0h,
以0.25 g的产率得到tert-butyl N-[4-[(2-methylpropan-2-yl)oxycarbonylamino]butyl]-N-[3-[[2-[[26,27,28-tris[2-[3-[(2-methylpropan-2-yl)oxycarbonyl-[4-[(2-methylpropan-2-yl)oxycarbonylamino]butyl]amino]propylamino]-2-oxoethoxy]-5,11,17,23-tetrakis(phenylmethoxymethyl)-25-pentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(24),3,5,7(28),9,11,13(27),15(26),16,18,21(25),22-dodecaenyl]oxy]acetyl]amino]propyl]carbamate