[EN] HETEROARYLMETHYLENE DERIVATIVES AS DNA POLYMERASE THETA INHIBITORS [FR] DÉRIVÉS D'HÉTÉROARYLMÉTHYLÈNE UTILISÉS EN TANT QU'INHIBITEURS DE L'ADN POLYMÉRASE THÊTA
[EN] HETEROARYLMETHYLENE DERIVATIVES AS DNA POLYMERASE THETA INHIBITORS [FR] DÉRIVÉS D'HÉTÉROARYLMÉTHYLÈNE UTILISÉS EN TANT QU'INHIBITEURS DE L'ADN POLYMÉRASE THÊTA
[3 + 2] Cycloaddition of Isocyanides with Aryl Diazonium Salts: Catalyst-Dependent Regioselective Synthesis of 1,3- and 1,5-Disubstituted 1,2,4-Triazoles
作者:Jian-Quan Liu、Xuanyu Shen、Yihan Wang、Xiang-Shan Wang、Xihe Bi
DOI:10.1021/acs.orglett.8b03069
日期:2018.11.2
An unprecedented catalyst-dependent regioselective [3 + 2] cycloaddition of isocyanides with aryl diazonium salts is reported. 1,3-Disubstituted 1,2,4-triazoles were selectively obtained in high yield under Ag(I) catalysis, whereas 1,5-disubstituted 1,2,4-triazoles were formed by Cu(II) catalysis. These catalytic methodologies provide a controlled, modular, and facile access to 1,2,4-triazole scaffolds