Journal of the Chemical Society (Resumed)

568. Quinoxaline N-oxides. Part II. Oxides of Py-substituted quinoxalines

JK Lanquist, GJ Stacey

Index: Landquist; Stacey Journal of the Chemical Society, 1953 , p. 2822,2827

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Citation Number: 31

Abstract

N-Oxides of quinoxalines bearing alkyl, aralkyl, or aryl groups in the 2-and 3-positions are prepared. Steric hindrance to N-oxidation is caused by isopropyl or aryl groups, and by substituents in the 5-position. Hydrogenation of 2-styrylquinoxalines over Raney nickel gives