Synthesis of diynes from 1-(2,2-dibromovinyl)-2-(phenylethynyl)benzene and imidazole/benzimidazole via a CuI/Pd(OAc)2 catalysed cascade reaction

被引:3
|
作者
He Hua-Feng [1 ,2 ,3 ]
Ye Yang [1 ,2 ,3 ]
Jiang Yongwen [1 ,2 ,3 ]
Bao Weiliang [4 ]
机构
[1] Chinese Acad Agr Sci, Tea Res Inst, Hangzhou 310008, Zhejiang, Peoples R China
[2] Minist Agr, Key Lab Tea Biol & Resources Utilizat, Hangzhou 310008, Zhejiang, Peoples R China
[3] Natl Engn Technol Res Ctr Tea Ind, Hangzhou 310008, Zhejiang, Peoples R China
[4] Zhejiang Univ, Dept Chem, Hangzhou 310008, Zhejiang, Peoples R China
关键词
diynes; 1-(2,2-dibromovinyl)-2-(phenylethynyl)benzene; imidazole; elimination; Ullmann-type coupling; COUPLING REACTIONS; MODULAR SYNTHESIS; NATURAL-PRODUCTS; C-C; DERIVATIVES; ARYL;
D O I
10.3184/174751914X14019525018744
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A novel reaction between 1-(2,2-dibromovinyl)-2-(phenylethynyl)benzene and imidazole/benzimidazole catalysed by CuI and Pd(OAc)(2) gave the corresponding highly sterically hindered diynes via a cascade elimination/Ullmann-type C-N coupling process.
引用
收藏
页码:399 / 403
页数:5
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