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Ethyl 3-methyl-2-quinoxalinecarboxylate 1-oxide

Ethyl 3-methyl-2-quinoxalinecarboxylate 1-oxide (249) from the corresponding 1,4-dioxide (250) [(MeO)3P, PrOH, reflux, 2.5 h 81% this selective 4-deoxygenation was not obtained with PCI3 or Na2S204]. ° ... [Pg.230]

Ethyl 3-methyl-2-quinoxalinecarboxylate 1-oxide Ethyl 3-methyl-2-quinoxalinecarboxylate 4-oxide 2-Ethyl-3-methylquinoxaline 1,4-dioxide... [Pg.407]

Diiluoro-2,l,3-benzoxadiazole 1-oxide and ethyl acetoacetate gave ethyl 6,7-difluoro-3-methyl-2-quinoxalinecarboxylate 1,4-dioxide (486) (neat... [Pg.65]

Ethyl-l-methyl-2(17T)-quinoxalinone 4-oxide Ethyl 3-morpholino-2-quinoxalinecarboxylate Ethyl 6-nitro-2-quinoxalinecarboxylate... [Pg.407]

Several recent general papers on the properties of quinoxaline N-oxides have reported studies on the crystal structures of quinoxaline 1,4-dioxide,380 its 2,3-dimethyl derivative,380 ethyl 7-chloro-3-methyl-2-quinoxalinecarboxylate 1,4-dioxide,40 and N-(2-hydroxyethyl)-3-methyl-2-quinoxalinecarboxamide 1,4-dioxide 931 the NMR spectral data of quinoxaline 1,4-dioxide for comparison with those of related dioxides 348 the NMR data for biologically active quinoxalinecarboxamide dioxides 381 thermochemical data for several quinoxaline dioxides 183 and polaro-graphic or cyclic voltammetric data for 2,3-disubstituted quinoxaline dioxides.239 894... [Pg.230]

See other pages where Ethyl 3-methyl-2-quinoxalinecarboxylate 1-oxide is mentioned: [Pg.5]    [Pg.5]   
See also in sourсe #XX -- [ Pg.230 ]

See also in sourсe #XX -- [ Pg.230 ]



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3- -2-quinoxalinecarboxylic

Ethyl oxidation

Ethyl oxide

Methyl 3-oxid

Methyl oxide

Methyl, oxidation

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