South African Journal of Chemistry
On-line version ISSN 1996-840X
KHORRAMABADI-ZAD, Ahmad; AZADMANESH, Mohammad and MOHAMMADI, Somaye. One-pot, facile synthesis of quinoxaline derivatives from bis-aryl α-hydroxyketones and o-arenediamines using KMnO4/CuSO4. S.Afr.j.chem. (Online) [online]. 2013, vol.66, pp. 00-00. ISSN 1996-840X.
KMnO4/CuSO4, a readily available reagent combination, was found to be effective for the high-yield synthesis of quinoxaline derivatives from bis-aryl o-hydroxyketones and o-arenediamines in hot ethanol.
Keywords : Quinoxalines; bis-aryl α-hydroxyketone; oxidation; Lewis acids; KMnO4; CuSO4.