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固-液相转移催化α-溴代芳基乙腈的氧化偶联反应和二芳基乙腈的氧化脱氰反应(英文)
Oxidative coupling of α-bromoarylacetonitriles and oxidative decyanation of diarylacetonitriles catalyzed by solid-liquid phase transfer
【摘要】 室温条件下以丙酮为溶剂,无水磷酸钾为碱,TBAB为催化剂,采用固-液相转移催化法实现α-溴代芳基乙腈的氧化偶联反应和二芳基乙腈的氧化脱氰反应。应用这种温和、简便的方法,可以高收率地得到α,β-二氰基芳乙烯和二芳基酮。
【Abstract】 Oxidative coupling of α-bromoarylacetonitriles and oxidative decyanation of diarylacetonitriles are efficiently realized by solid-liquid phase transfer catalysis using anhydrous K 3 PO 4 as base and TBAB as catalyst in acetone at room temperature. In this mild and convenient method, α,β-dicyanostilbenes and diarylketones were prepared in good to excellent yields.
【关键词】 固-液相转移催化;
氧化偶联反应;
α,β-二氰基芳乙烯;
氧化脱氰;
二芳基酮;
【Key words】 Solid-liquid phase transfer catalysis; Oxidative coupling reaction; α,β-Dicyanostilbenes; Oxidative decyanation; Diarylketones;
【Key words】 Solid-liquid phase transfer catalysis; Oxidative coupling reaction; α,β-Dicyanostilbenes; Oxidative decyanation; Diarylketones;
【基金】 Natural Science Foundation of China (Grant No.NSFC 20672009)
- 【文献出处】 Journal of Chinese Pharmaceutical Sciences ,中国药学(英文版) , 编辑部邮箱 ,2012年05期
- 【分类号】O621.2
- 【被引频次】1
- 【下载频次】83