A convenient synthesis of anthranilic acids by Pd-catalyzed direct intermolecular ortho-C–H amidation of benzoic acids
作者:Ka-Ho Ng、Fo-Ning Ng、Wing-Yiu Yu
DOI:10.1039/c2cc36502b
日期:——
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。