ethyl 3-[(3R,6S,9S,12S,15S,21R,24S,27S,30S,33S,35R)-35-amino-21-benzyl-9,27-bis[3-[(2-methylpropan-2-yl)oxycarbonylamino]propyl]-6,24-bis(2-methylpropyl)-2,5,8,11,14,20,23,26,29,32-decaoxo-12,30-di(propan-2-yl)-1,4,7,10,13,19,22,25,28,31-decazatricyclo[31.3.0.015,19]hexatriacontan-3-yl]propanoate 、 (2,3,4,5,6-pentafluorophenyl) 3-[(3R,6S,9S,12S,15S,21R,24S,27S,30S,33S,35R)-35-azido-21-benzyl-9,27-bis[3-[(2-methylpropan-2-yl)oxycarbonylamino]propyl]-6,24-bis(2-methylpropyl)-2,5,8,11,14,20,23,26,29,32-decaoxo-12,30-di(propan-2-yl)-1,4,7,10,13,19,22,25,28,31-decazatricyclo[31.3.0.015,19]hexatriacontan-3-yl]propanoate 在
N,N-二异丙基乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 48.0h,
以45%的产率得到ethyl 3-[(3R,6S,9S,12S,15S,21R,24S,27S,30S,33S,35R)-35-[3-[(3R,6S,9S,12S,15S,21R,24S,27S,30S,33S,35R)-35-azido-21-benzyl-9,27-bis[3-[(2-methylpropan-2-yl)oxycarbonylamino]propyl]-6,24-bis(2-methylpropyl)-2,5,8,11,14,20,23,26,29,32-decaoxo-12,30-di(propan-2-yl)-1,4,7,10,13,19,22,25,28,31-decazatricyclo[31.3.0.015,19]hexatriacontan-3-yl]propanoylamino]-21-benzyl-9,27-bis[3-[(2-methylpropan-2-yl)oxycarbonylamino]propyl]-6,24-bis(2-methylpropyl)-2,5,8,11,14,20,23,26,29,32-decaoxo-12,30-di(propan-2-yl)-1,4,7,10,13,19,22,25,28,31-decazatricyclo[31.3.0.015,19]hexatriacontan-3-yl]propanoate