Room-Temperature Ligand-Free Pd/C-Catalyzed C–S Bond Formation: Synthesis of 2-Substituted Benzothiazoles
作者:Yannan Cheng、Qian Peng、Weigang Fan、Pixu Li
DOI:10.1021/jo5002752
日期:2014.6.20
The synthesis of 2-substituted benzothiazoles has been achieved via cyclization of o-iodothiobenzanilide derivatives using Pd/C as the catalyst at room temperature. The protocol is ligand-free, additive-free, and high-yielding and involves very mild conditions.