Methodology for regioselective synthesis of substituted pyridines via intramolecular oximino malonate hetero Diels-Alder reactions

被引：17

作者：

Bland, DC ^{[1
]}

Raudenbush, BC ^{[1
]}

Weinreb, SN ^{[1
]}

机构：

[1] Penn State Univ, Dept Chem, University Pk, PA 16802 USA

来源：

ORGANIC LETTERS | 2000年 / 2卷 / 25期

关键词：

D O I：

10.1021/ol006575i

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Various substituted pyridines can be prepared regioselectively by a sequence involving an intramolecular thermal or high pressure Diels-Alder cycloaddition of an oximino malonate dienophile tethered to a dienic carboxylic acid, followed by mild aromatization of the resulting cycloadduct with cesium carbonate in DMF at room temperature.

引用

页码：4007 / 4009

页数：3

共 14 条

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