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Quinoxalinecarboxamide 1,4-dioxides

Quinoxalinecarboxamide 1,4-dioxides were prepared in high yields from BFO and acetoacetamides by adding catalytic amounts of a calcium salt and ethanolamine to the... [Pg.505]

Ethyl 3-methyl-2-quinoxalinecarboxylate 1,4-dioxide gave A(,A(-bis(2-hydroxy-ethyl)-3-methyl-2-quinoxalinecarboxamide 1,4-dioxide (76) [(HOCH2CH2)2-... [Pg.331]

Quinoxaline A-oxides have marked biological effects for example, N-(2-hydroxyethyl)-3-methyl-2-quinoxalinecarboxamide 1,4-dioxide (Olaquindox BA-YO-N-OX) is marketed as a growth-promoting feed additive for stock 315,948,cf 931... [Pg.225]

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]

The unseparated mixture (201) of the cyclic acetals, 3-methyl-6- and 3-methyl-7-(2-methyl-l,3-dioxan-2-yl)-2-quinoxalinecarboxamide 1,4-dioxide (a product of primary synthesis see Section 1.6.7) gave a readily separable mixture of 6-acetyl- (202, Q = Ac, R = H) and 7-acetyl-3-methyl-2-quinoxalinecar-boxamide 1,4-dioxide (202, Q = H, R = Ac) (HC1, AcMe, H20, reflux, 5 h 45% and 50%, respectively).706... [Pg.353]

Allylamino-6,7-dimethyl-2-quinoxalinecarboxylic acid Ar-Allyl-7-bromo-3-hydroxymethyl-2-quinoxalinecarboxamide 1,4-dioxide 3-(Allylcarbamoyl)methyl-l-methyl-2(177)-quinoxalinethione... [Pg.365]

Amino-2-quinoxalinecarbonitrile 4-oxide 3-Amino-2-quinoxalinecarboxamide 3-Amino-2-quinoxalinecarboxamide 1,4-dioxide 3-Amino-2-quinoxalinecarboxamide oxime 3-Amino-2-quinoxalinecarboxamide oxime... [Pg.367]

Butyl-3-chloro-6-ethoxy-5-quinoxalinecarboxylic acid lV-tert-Butyl-7-chloro-3-inethyl-2-quinoxalinecarboxamide 1,4-dioxide 2-Butyl-3-chloroquinoxaline 2-tert-Butyl-3-chloroquinoxaline... [Pg.377]

See other pages where Quinoxalinecarboxamide 1,4-dioxides is mentioned: [Pg.65]    [Pg.230]    [Pg.364]    [Pg.364]    [Pg.365]    [Pg.367]    [Pg.374]    [Pg.374]    [Pg.377]    [Pg.377]    [Pg.378]    [Pg.380]    [Pg.393]    [Pg.406]    [Pg.410]    [Pg.411]    [Pg.424]    [Pg.431]    [Pg.65]    [Pg.374]    [Pg.374]    [Pg.377]    [Pg.377]    [Pg.378]    [Pg.380]    [Pg.393]    [Pg.406]    [Pg.410]    [Pg.411]    [Pg.424]    [Pg.431]    [Pg.1078]   
See also in sourсe #XX -- [ Pg.505 ]



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