Silver-Catalyzed Oxidative Coupling of Aniline and Ene Carbonyl/Acetylenic Carbonyl Compounds: An Efficient Route for the Synthesis of Quinolines
作者:Xu Zhang、Xuefeng Xu
DOI:10.1002/asia.201402742
日期:2014.11
An efficient silver‐mediated coupling of aniline with ene carbonyl/acetylenic carbonyl compounds for the synthesis of quinolines is reported. The transformation is effective for a broad range of substrates, thus enabling the expansion of substituent architectures on the heterocyclic framework. The electronic properties of the substituents on the amine have been investigated. It was found that molecules
Bronsted acid-mediated reactions of aldehydes with 2-vinylaniline and biphenyl-2-amine
作者:Xu Zhang、Xuefeng Xu、Lintao Yu、Qiang Zhao
DOI:10.1016/j.tetlet.2014.02.090
日期:2014.4
Herein we report simple Bronsted acid-mediated reactions of aldehydes with 2-vinylaniline and biphenyl-2-amine. Ultimately, the useful nitrogen-containing heterocycle derivatives are obtained. The electronic properties of the substituents on the aldehydes and 2-vinylaniline were investigated. It was found that molecules with both electron-donating and -withdrawing substituents were perfectly suitable