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Vinylogous azolides

Isomeric 3,5-disubstituted isoxazoles can be prepared from vinylogous azolides and hydroxylamine hydrochloride. 1391 In this reaction the ratio of the two isomers A and B formed can be controlled by the nature of the base ... [Pg.198]

The 3-methylimidazolium-3-amino-2-propen-l-one compounds can also be considered as vinylogous azolides, as the following reactions with nucleophiles demonstrate ... [Pg.404]

Vinylogs (Vinylogous) s. azolides, vinylogous carboxylic acid amides, -Dieckmann cyclization, -l,2-dithiole-3-thiones, -urethans, -... [Pg.251]

See other pages where Vinylogous azolides is mentioned: [Pg.403]    [Pg.403]    [Pg.403]    [Pg.404]    [Pg.119]    [Pg.403]    [Pg.403]    [Pg.403]    [Pg.404]    [Pg.119]    [Pg.231]   
See also in sourсe #XX -- [ Pg.258 ]



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