Rapid assembly of polycyclic substances by a multicomponent cascade (4+2)-(2+2) cycloadditions: Total synthesis of the proposed structure of paesslerin A

被引:63
作者
Inanaga, K [1 ]
Takasu, K [1 ]
Ihara, M [1 ]
机构
[1] Tohoku Univ, Grad Sch Pharmaceut Sci, Dept Organ Chem, Sendai, Miyagi 9808578, Japan
关键词
D O I
10.1021/ja039808k
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A versatile method for stereoselective formation of multisubstituted bicyclo[4.2.0]octane framework has been developed by means of catalytic (4 + 2)-(2 + 2) cycloaddition reactions. Its application to the synthesis of a substance reported to be the cytotoxic sesquiterpene, paesslerin A, is described, and it has been made clear that a revision of the structure of natural paesslerin A is required. Copyright © 2004 American Chemical Society.
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页码:1352 / 1353
页数:2
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