Facile Access to a Variety of 2,5-Biaryl-1,2,4-triazol-3-ones via Regioselective N-Arylation of Triazolones
作者:Ji-Yeon Park、Jung-Hyun Chae
DOI:10.5012/bkcs.2010.31.8.2143
日期:2010.8.20
A selective synthetic method of the 2,5-biaryltriazolones has been developed via copper-catalyzed N-arylation reaction. Aryltriazolones, which were readily prepared from commercially available compounds, were N-arylated to 2,5-biaryltriazolones with high regioselectivity. This approach allows for access to a variety of 2,5-biaryl-1,2,4-trizol-3-ones in a simple and practical manner.
已开发了一种选择性合成2,5-双芳基三唑酮的方法,采用了铜催化的N-芳基化反应。芳基三唑酮可以从商用化合物中便捷制备,并以高区域选择性被N-芳基化为2,5-双芳基三唑酮。这种方法以简单和实用的方式提供了各种2,5-双芳基-1,2,4-三唑-3-酮的合成途径。