Rearrangement of spirolactams

The present invention refers to a process for rearranging a spirolactam (I) under acidic conditions to yield an oxabicyclo[4.3.0]none (II) or (III) or a 1-aza-2oxaspiro derivative (IV). The present invention also refers said oxabicyclo[4.3.0]none and 1-aza-2oxaspiro derivatives.

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Bibliographische Detailangaben
Hauptverfasser:	TABARES CANTERO, NURIA, HOJAS GARCIA, ELENA, NOHEDA MARIN, PEDRO, MAROTO QUINTANA, SERGIO, BENITO ARENAS, RAUL
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	The present invention refers to a process for rearranging a spirolactam (I) under acidic conditions to yield an oxabicyclo[4.3.0]none (II) or (III) or a 1-aza-2oxaspiro derivative (IV). The present invention also refers said oxabicyclo[4.3.0]none and 1-aza-2oxaspiro derivatives.