Ammonium Chloride Promoted Palladium-Catalyzed Ullmann Coupling of Aryl Bromide
基本信息来源于合作网站,原文需代理用户跳转至来源网站获取
摘要:
In water, ammonium chloride was found to promote palladium-catalyzed Ullmann coupling reactions of aryl bromides. In the presence of Pd/C, zinc, NH4Cl, and water, coupling of various aryl bromides was carried out smoothly to afford the corresponding homocoupling products in moderate yields.