Mechanistic Considerations in the Development and Use of Azine, Diazine and Azole N-Oxides in Palladium-Catalyzed Direct Arylation

被引:120
作者
Fagnou, Keith [1 ]
机构
[1] Univ Ottawa, Dept Chem, Ottawa, ON K1N 6N5, Canada
来源
C-H ACTIVATION | 2010年 / 292卷
基金
加拿大自然科学与工程研究理事会;
关键词
Direct arylation; Palladium; Catalysis; Azines; Azoles; H BOND ACTIVATION; CROSS-COUPLING REACTIONS; PROTON-ABSTRACTION MECHANISM; ARYL CHLORIDES; NITROGEN-HETEROCYCLES; EFFICIENT CATALYST; BROMIDES; SP(2); ACIDS; FUNCTIONALIZATION;
D O I
10.1007/128_2009_14
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Azines, diazines or thiazole N-oxides are highly reactive substrates in palladium-catalyzed direct arylation reaction. For these reactions, the results are inconsistent with an SEAr reaction pathway and may best fit with a concerted metalation-deprotonation-like (CMD) mechanism.
引用
收藏
页码:35 / 56
页数:22
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