Method for the catalytic production of hydrocodone,...

C - Chemistry – Metallurgy – 07 – D

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C07D 489/02 (2006.01)

Patent

CA 2602929

A method for the catalytic production of hydrocodone derivatives and hydromorphone derivatives, respectively, utilizing a transition metal catalyst of the formula [M(PR4R5R6)nXm]p; wherein M is a Group VIII transition metal; R4, R5 and R6 are selected from the group consisting of alkyl, aryl, alkoxyl, phenoxyl and combinations thereof; X is a halide or an anion; n is 1, 2, 3 or 4; m is 1 or 2; and p is at least 1.

La présente invention décrit une méthode de synthèse catalytique de dérivés d'hydrocodone et d'hydromorphone, respectivement, qui emploie un catalyseur de métal de transition de formule [M(PR4R5R6)nXm]p où M est un métal de transition du Groupe VIII ; R4, R5 et R6 sont sélectionnés au sein du groupe constitué par les groupements alkyle, aryle, alkoxy, phénoxy et les combinaisons de ces groupements ; X est un halogénure ou un anion ; n est égal à 1, 2, 3 ou 4 ; m est égal à 1 ou à 2 ; et p est au moins égal à 1.

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