Total synthesis of angelone enabled by a remarkable biomimetic sequence

被引:26
作者
Tan, Haibo [1 ]
Chen, Xinzheng [1 ]
Liu, Zheng [1 ]
Wang, David Zhigang [1 ]
机构
[1] Shenzhen Univ Town, Peking Univ, Shenzhen Grad Sch, Sch Chem Biol & Biotechnol,Key Lab Chem Genom, Shenzhen 518055, Peoples R China
基金
美国国家科学基金会;
关键词
Singlet oxygen; Diels-Alder Reaction; Electrocyclization; Kornblum-DeLaMare Rearrangement; Biomimetic synthesis; INDOLE ALKALOIDS; NAUCLEA-OFFICINALIS; EPOXYQUINOL-A; REACTIVITY;
D O I
10.1016/j.tet.2012.03.076
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The natural product angelone was readily accessed with a remarkable biomimetic journey that sequentially features carbonyl formation elimination, 6 pi-electrocyclization, visible light-promoted singlet O-2 Diels-Alder reaction, Kornblum-DeLaMare-type peroxide rearrangement, 6 pi-electrocyclic ring-opening, and conjugative addition-elimination as the key steps. With key intermediates isolated and characterized, this study stands to reveal a rare system in which bio-inspired synthetic strategies were found to mirror experimental realities. (C) 2012 Elsevier Ltd. All rights reserved.
引用
收藏
页码:3952 / 3955
页数:4
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