Palladium-Catalyzed One-Pot Consecutive Amination and Sonogashira Coupling for Selective Synthesis of 2-Alkynylanilines

被引:58
|
作者
Pan, Shanfei [1 ]
Ma, Xueji [1 ]
Zhong, Danni [1 ]
Chen, Wanzhi [1 ]
Liu, Miaochang [2 ]
Wu, Huayue [2 ]
机构
[1] Hangzhou Univ, Dept Chem, Hangzhou 310028, Zhejiang, Peoples R China
[2] Wenzhou Univ, Coll Chem & Mat Engn, Wenzhou 325027, Peoples R China
关键词
alkynols; 2-alkynylanilines; norbornene; palladium; tandem reactions; TOSYLHYDRAZONE INSERTION REACTION; C-H ACTIVATION; SUBSTITUTED ARYL IODIDES; ALPHA; ALPHA-DISUBSTITUTED ARYLMETHANOLS; EFFICIENT SYNTHESIS; INDOLE ALKALOIDS; BOND-CLEAVAGE; O-TERARYLS; SEQUENCE; ROUTE;
D O I
10.1002/adsc.201500381
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
An efficient catalytic approach to the synthesis of N,N-dialkyl-2-alkynylanilines was developed by using Pd-catalyzed norbornene-mediated three-component reactions of haloarenes, alkoxyamines (RO-NR2), and alkynes. The procedure forms one C N bond and one C C bond efficiently in a one-pot manner from readily available starting materials. A number of 2-alkynylanilines with a broad range of functional groups were afforded in good to excellent yields.
引用
收藏
页码:3052 / 3056
页数:5
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