TBAI-catalyzed oxidative coupling of aminopyridines with β-keto esters and 1,3-diones—synthesis of imidazo[1,2-a]pyridines
作者： Lijuan Ma , Xianpei Wang , Wei Yu , Bing Han
DOI: 10.1039/C1CC13568F
关键词: Organic chemistry 、 Coupling (electronics) 、 Aminopyridines 、 Catalysis 、 Oxidative coupling of methane 、 Chemistry 、 Polymer chemistry
摘要: TBAI could catalyze the direct oxidative C–N coupling of 2-aminopyridines with β-keto esters and 1,3-diones, which affords imidazo[1,2-a]pyridines as products. The reaction was realized under metal-free conditions by using tert-butyl hydroperoxide (TBHP) oxidant.
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