Aqueous titanium trichloride promoted intermolecular reductive cyclization of 1,2 -diketone and o-nitroaniline in basic media provides a convenient method for the synthesis of quinoxaline derivatives.
本文研究了三氯化钛水溶液作用下,邻硝基苯胺与1,2-二酮在碱中分子间成环反应,提供了一便地合成取代喹喔啉类化合法。