A New Method of Synthesis of 2-Alkoxycarbonyl 3-aryg-3,4-dihydro Quinoxalines and 2-Alkoxycarbonyl3-aryl Quinoxalines
作者:Gaz Abderrazak、Souizi Abdelaziz、Coudert Gérard
DOI:10.1080/00397919908085976
日期:1999.10
Cyanoesters epoxides 1, when treated with o-phenylenediamine in presence or absence of hydrogen chloride, at reflux of acetonitrile, give the 2-alkoxycarbonyl-3-aryl-3,4-dihydro quinoxalines and 2-alkoxy carbonyl-3-aryl quinoxalines in good yields.