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6- Methoxy-3-methyl-5-nitroquinoxaline

Methoxy-3-methyl-5-nitroquinoxaline (42, R = N02) gave 6-methoxy-3-methyl-5-quinoxalinamine (42, R = NH2) (Na2S204, MeOH, H2O, reflux, 1 h 93%). ... [Pg.264]

Dimethylquinoxaline gave 3-methyl-2-quinoxalinecarbaldehyde (173) (Se02, EtOAc, 60°C, 1 h 41 %) 746 as might be expected, the unsymmetric substrate, 6-methoxy-2,3-dimethyl-5-nitroquinoxaline (174), gave a separable mixture of 6-methoxy-3-methyl-5-nitro-2-quinoxalinecarbaldehyde (175) and 7-methoxy-3-methyl-8-nitro-2-quinoxalinecarbaldehyde (176) (Se02, dioxane, trace H2O, reflux, 3h 37% and 3% but without allocation of the two structures).882 703... [Pg.124]

Methoxy-3-methyl-2(17/)-quinoxalinone 6-Methoxy-3-morpholino-5-nitroquinoxaline 6-Methoxy-3-morpholino-5-quinoxalinamine 6-Methoxy-3-morpholinoquinoxaline 6-Methoxy-2-morpholino-5,8-quinoxalinequinone 6-Methoxy-3 -morpholino-5,8- quinoxalinequinone... [Pg.416]

See other pages where 6- Methoxy-3-methyl-5-nitroquinoxaline is mentioned: [Pg.415]    [Pg.415]    [Pg.182]    [Pg.415]    [Pg.415]    [Pg.415]    [Pg.182]    [Pg.415]   


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