The first catalytic asymmetric total synthesis of ent-hyperforin

被引:34
作者
Shimizu, Yohei [1 ]
Shi, Shi-Liang [1 ]
Usuda, Hiroyuki [1 ]
Kanai, Motomu [1 ]
Shibasaki, Masakatsu [1 ]
机构
[1] Univ Tokyo, Grad Sch Pharmaceut Sci, Bunkyo Ku, Tokyo 1130033, Japan
基金
日本学术振兴会;
关键词
HYPERICUM-PERFORATUM-L; POLYCYCLIC POLYPRENYLATED ACYLPHLOROGLUCINOLS; GARSUBELLIN-A; ABSOLUTE-CONFIGURATION; BRIDGEHEAD LITHIATION; CLUSIANONE; OXIDATION; OLEFINS; (+/-)-CLUSIANONE; DERIVATIVES;
D O I
10.1016/j.tet.2010.05.086
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The first catalytic asymmetric total synthesis of ent-hyperforin was described here in detail. Keys to the success were a catalytic asymmetric Diels-Alder reaction, a stereoselective Clasien rearrangement, an intramolecular aldol cyclization, and a vinylogous Pummerer rearrangement. Along with the successful synthetic route, several attempted approaches toward the construction of bicyclo[3.3.1] core and the C2 oxidation were discussed. (C) 2010 Elsevier Ltd. All rights reserved.
引用
收藏
页码:6569 / 6584
页数:16
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