Transition‐Metal‐Free C(sp
<sup>2</sup>
)–C(sp
<sup>2</sup>
) Cross‐Coupling of Diazo Quinones with Catechol Boronic Esters
作者:Kai Wu、Liang‐Liang Wu、Cong‐Ying Zhou、Chi‐Ming Che
DOI:10.1002/anie.202006542
日期:2020.9.7
developed. With this protocol, a variety of biaryls and alkenyl phenols were obtained in good to high yields under mild conditions. The reaction tolerates various functionalities and is applicable to the derivatization of pharmaceuticals and natural products. The synthetic utility of the method was demonstrated by the short synthesis of multi‐substituted triphenylenes and three bioactive natural products