Pd-catalyzed cross-coupling reactions of the cycloadducts from 3,5-dibromo-2-pyrone and their synthetic applications towards various mono- and polycyclic compounds

被引:11
作者
Lee, HS [1 ]
Kim, D [1 ]
Won, H [1 ]
Choi, JH [1 ]
Lee, H [1 ]
Cho, CG [1 ]
机构
[1] Hanyang Univ, Dept Chem, Seoul 133791, South Korea
关键词
D O I
10.1016/S0040-4039(02)01126-7
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Bicylolactones from Diels-Alder (D A) cycloadditions of 3,5-dibromo-2-pyrone can undergo various palladium catalyzed cross Coupling reactions to afford a series of alkenyl, alkynyl and aryl bicyclolactones. The resulting coupled products can be readily converted into various 3-OH cyclohexenes via lactone ring openings, while those bearing dienyl units underwent highly diastereoselective D-A cycloadditions with selected dienophiles to furnish multiply functionalized polycarbocycles. (C) 2002 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:5591 / 5595
页数:5
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