CuCl-catalyzed cycloaddition of 1,3-butadiynes with primary amines: an atom-economic process for synthesis of 1,2,5-trisubsituted pyrroles
作者:Qingwei Zheng、Ruimao Hua
DOI:10.1016/j.tetlet.2010.06.092
日期:2010.8
1,3-Butadiynes underwent inter- and intramolecular double hydroamination with primary amines in the presence of CuCl at 100 °C to afford 1,2,5-trisubsituted pyrroles in good to high yields.
1,3-丁二炔在100°C的CuCl存在下与伯胺进行了分子间和分子内双加氢胺化反应,以良好或高收率得到1,2,5-三取代的吡咯。