ortho-C—H Bond Functionalization of Carboxylic Acid Using Carboxyl as a Traceless Directing Group Based on the Strategy of “Two Birds with One Stone”
Zhengjiang Fu, Xihan Cao, Jian Yin, Zhenyu Gou, Xuezheng Yi, Hu Cai
Chinese Journal of Organic Chemistry . 2022, (1): 67 -74 .  DOI: 10.6023/cjoc202106024