Synthesis of 6-hydroxy-5,6-dihydro-2-pyrones and -pyridones by reaction of 4-aryl-6-trifluoromethyl-2-pyrones with water, hydrazine, and hydroxylamine

Reactions of 4-aryl-6-trifluoromethyl-2 H -pyran-2-ones with sodium hydroxide followed by acidification provided the respective 6-hydroxy-5,6-dihydro derivatives, while the reactions of 4-aryl-6-trifluoromethyl-2 H -pyran-2-ones with hydrazine and hydroxylamine were accompanied by rearrangement to N...

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Veröffentlicht in:	Chemistry of heterocyclic compounds (New York, N.Y. 1965) N.Y. 1965), 2017-12, Vol.53 (12), p.1294-1301
Hauptverfasser:	Usachev, Sergey A., Usachev, Boris I., Sosnovskikh, Vyacheslav Ya
Format:	Artikel
Sprache:	eng
Schlagworte:	Acidification Aromatic compounds Chemical synthesis Chemistry Chemistry and Materials Science Hydroxides Hydroxylamines Organic Chemistry Pharmacy Sodium hydroxide
Online-Zugang:	Volltext
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