Copper-Catalyzed Synthesis of Quinoxalines with <i>o-</i>Phenylenediamine and Terminal Alkyne in the Presence of Bases
作者:Wen Wang、Yongwen Shen、Xu Meng、Mingming Zhao、Yongxin Chen、Baohua Chen
DOI:10.1021/ol201664x
日期:2011.9.2
A novel way of synthesizing quinoxalines efficiently through cyclization of o-phenylenediamine and terminal alkyne by Cu(II) and bases is developed. This reaction proceeds smoothly to give the products in moderate to good yields.