作者:Xiao-Dong Xiong、Wen-Xue Chen、Yun-Yan Kuang、Fen-Er Chen
DOI:10.1080/00304940903187615
日期:2009.9.24
asymmetric total synthesis of irinotecan (CPT-11, 1), an analogue of the natural product camptothecin, approved by the FDA for treatment of refractory colorectal cancer,1,2 2-amino-5-hydroxypropiophenone (2) was required as a key intermediate for the construction of the AB ring with (4 ′ S)-tricyclic hydroxylactone 3, another known intermediate bearing CDE ring skeleton for the synthesis of CPT-11 through
结合我们最近开发的伊立替康 (CPT-11, 1) 的高效不对称全合成,这是一种天然产物喜树碱的类似物,已被 FDA 批准用于治疗难治性结直肠癌,1,2 2-amino-5-需要羟基苯丙酮 (2) 作为关键中间体来构建具有 (4' S)-三环羟基内酯 3 的 AB 环,这是另一种已知的带有 CDE 环骨架的中间体,用于通过 Friedlander 缩合策略合成 CPT-11。 3 两个制备这种中间体 2 的先例已经出现在基于