SYNTHESIS OF NOROXYMORPHONE

The present invention relates to the improved synthesis of noroxymorphone of formula (III). Particularly, the invention shows a way how to reduce the impurity level in the product avoiding lengthy purification steps. La présente invention concerne la synthèse améliorée de noroxymorphone de formule (...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	BOUDIER, Andreas, WEBER, Beat, GEISELER, Oliver, JEGER, Patrick, SANTANDREA, Ernesto
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Beschreibung
Zusammenfassung:	The present invention relates to the improved synthesis of noroxymorphone of formula (III). Particularly, the invention shows a way how to reduce the impurity level in the product avoiding lengthy purification steps. La présente invention concerne la synthèse améliorée de noroxymorphone de formule (III). En particulier, l'invention montre comment réduire la teneur en impuretés dans le produit en évitant de longues étapes de purification.