Synthesis of fused rings at a pivotal nitrogen:: tandem Heck reactions of N-vinyl-2-iodobenzamides

被引:52
作者
García, A
Rodríguez, D
Castedo, L
Saá, C
Domínguez, D [1 ]
机构
[1] Univ Santiago de Compostela, Fac Quim, CSIC, Dept Quim Organ, Santiago De Compostela 15706, Spain
[2] Univ Santiago de Compostela, Fac Quim, CSIC, Unidad Asociada, Santiago De Compostela 15706, Spain
关键词
isoindoles; Heck reactions; enamides; nitrogen heterocycles;
D O I
10.1016/S0040-4039(01)00077-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A short two-step synthesis of the tetracyclic nitrogen heterocycles 2 (isoindoloneindole, isoindoloneisoquinoline and isoindolone[3]benzazepine) is presented. Condensation of the corresponding o-bromoarylamine with acetaldehyde followed by acylation with o-iodobenzoyl chloride affords the key dihalo N-vinylbenzamides 1, which are then cyclized by a tandem Heck reaction. (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1903 / 1905
页数:3
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