Process for N-dealkylation of tertiary amines

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United States of America Patent

PATENT NO 9309258
APP PUB NO 20150087839A1
SERIAL NO

14558513

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Abstract

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The present disclosure provides improved methods for N-dealkylation of tertiary amines, including methods for N-demethylation of alkaloids and opioids, in which the dealkylation reaction is carried out in a solvent comprising a tertiary alcohol. The present disclosure also provides improved processes for preparing semi-synthetic opioids that incorporate the disclosed methods for N-dealkylation of tertiary amines.

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Patent Owner(s)

Patent OwnerAddress
NORAMCO LLC500 SWEDES LANDING ROAD WILMINGTON DE 19801

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Giguere, Joshua Robert Sharon, US 15 64
Reisch, Helge Alfred Westerly, US 24 56
Sandoval, Sergio West Warwick, US 9 50
Stymiest, Jake Larry Foster, US 8 42

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