METHOD FOR CATALYTIC PREPARATION OF HYDROMORPHONE, HYDROCODONE AND OTHER OPIATES

Methods are provided for efficient preparation of hydromorphone or hydrocodone by redox isomenzation of morphine or codeine allylic alcohols, respectively, using transition metal aminophosphine catalysts formed in situ. L'invention concerne des préparations efficaces d'hydromorphone ou d&#...

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Hauptverfasser:	VOITSEKHOVSKI, Iouri, MKRTCHYAN, Gnel, MICHAELS, Scott
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	Methods are provided for efficient preparation of hydromorphone or hydrocodone by redox isomenzation of morphine or codeine allylic alcohols, respectively, using transition metal aminophosphine catalysts formed in situ. L'invention concerne des préparations efficaces d'hydromorphone ou d'hydrocodone par l'isomenzation redox de morphine ou d'alcool allylique codéine, respectivement, à l'aide de catalyseurs d'aminophosphine de métal de transition formés in situ.