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Oxazolone spiropyrazolines

TABLE 7.48. OXAZOLONE SPIROPYRAZOLINES FROM 1,3-DIPOLAR CYCLOADDITION REACTION OF UNSATURATED 5(4//)-OXAZOLONES WITH NITRILE IMINES ... [Pg.267]

Nitrile imines, generated in situ from the corresponding N-(phenyl)aryIhydra-zonoyl chlorides, react with unsaturated 5(4//)-oxazolones 673 to give the corresponding spiropyrazoline oxazolones 74 647,648,925-92 regioselective... [Pg.265]

See other pages where Oxazolone spiropyrazolines is mentioned: [Pg.218]    [Pg.262]   
See also in sourсe #XX -- [ Pg.267 ]



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Spiropyrazolines

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