An efficient method for synthesis of anthranilic acids by Pd-catalyzed ortho-CâH amidation of benzoic acids is disclosed. The amidation is proposed to proceed by carboxylate-assisted ortho-CâH palladation to form an arylpalladium(II) complex, followed by nitrene insertion to the PdâC bond.
公开了一种通过 Pd 催化
苯甲酸邻位 C-H 酰胺化合成
邻氨基苯甲酸的有效方法。酰胺化反应通过
羧酸盐辅助的邻位 C–H
钯化反应进行,形成芳基
钯 (II) 络合物,然后将氮宾插入到 Pd–C 键上。