One-step method for synthesis of 2,4-disubstituted quinazoline 3-oxides by reaction of a 2-aminoaryl ketone with a hydroxamic acid using Zn(OTf)2 as the catalyst
作者:Sridhar Madabhushi、Kishore Kumar Reddy Mallu、Raveendra Jillella、Srinivas Kurva、Rajpal Singh
DOI:10.1016/j.tetlet.2014.01.150
日期:2014.3
A simple and efficient method for the preparation of 2,4-disubstituted quinazoline 3-oxides by reaction of a hydroxamic acid with 2-aminoaryl ketones using zinc(II) triflate as the catalyst is described.
描述了一种简单有效的方法,该方法通过使用
三氟甲磺酸锌(II)作为催化剂使异羟
肟酸与2-
氨基芳基酮反应来制备2,4-二取代的
喹唑啉3-氧化物。