Convergent, regiospecific synthesis of quinolines from o-aminophenylboronates

被引:118
作者
Horn, Joachim [1 ]
Marsden, Stephen P. [1 ]
Nelson, Adam [1 ]
House, David [2 ]
Weingarten, Gordon G. [2 ]
机构
[1] Univ Leeds, Sch Chem, Leeds LS2 9JT, W Yorkshire, England
[2] GlaxoSmithKline Inc, Med Res Ctr, Stevenage SG1 2NY, Herts, England
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1021/ol8016726
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A direct convergent two-component synthesis of quinolines from alpha,beta-unsaturated ketones and o-aminophenylboronic acid derivatives is reported. The reaction is regiocomplementary to the traditional Skraup-Doebner-Von Miller synthesis and proceeds under basic rather than strongly acidic conditions. Quinolines substituted in the benzenoid ring can be accessed by using substituted o-aminophenylboronates prepared by direct palladium-catalyzed borylation of the corresponding o-bromoanilines.
引用
收藏
页码:4117 / 4120
页数:4
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