申请人:——
公开号:US20040106830A1
公开(公告)日:2004-06-03
The present invention is to prepare efficiently 2′-amino-5′-hydroxypropiophenone corresponding to the AB-ring part of camptothecin (CPT) skeleton and a tricyclic ketone corresponding to the CDE-ring part in order to provide efficiently CPT by the total synthesis, which is a starting material for irinotecan hydrochloride and various kinds of camptothecin derivatives, and to provide stably CPT and its derivatives.
本发明旨在高效制备与
喜树碱(C
PT)骨架 AB 环部分相对应的 2′-
氨基-5′-羟基
苯丙酮和与 CDE 环部分相对应的
三环酮,从而通过全合成高效提供作为
盐酸伊立替康和各种
喜树碱衍
生物起始原料的 C
PT,并稳定提供 C
PT 及其衍
生物。