Preparation of low impurity opiates in a continuous flow reactor

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United States of America Patent

PATENT NO 8921557
SERIAL NO

13582334

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Abstract

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The present invention relates to a novel process for preparing opiates or salts thereof. More particularly, the present invention relates to oxidizing the starting material in a continuous flow reactor, followed by either an isolation of the intermediate, or a direct reduction reaction.

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Patent Owner(s)

Patent OwnerAddress
SIEGFRIED AG4800 ZOFINGEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sahli, Stefan Zofingen, CH 5 22
Weber, Beat Zofingen, CH 14 85

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