Process for the preparation of 3-hydroxymorphinan derivatives

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C546S013000, C546S074000

Reexamination Certificate

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07999105

ABSTRACT:
Processes are described for the synthesis of 3-hydroxymorphinan derivatives by hydrolysis of side products from the O-demethylation of 3-methoxymorphinan derivatives.

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