Process for 8-carboxamido-2,6-methano-3-benzazocines

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

Reexamination Certificate

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C546S063000, C514S282000

Reexamination Certificate

active

06887998

ABSTRACT:
8-Substituted-2,6-methano-3-benzazocines of general structure I in which A is —CH2—OH, —CH2NH2, —NHSO2CH3,and Y is O, S orNOH are useful as analgesics, anti-diarrheal agents, anticonvulsants, antitussives and anti-addiction medications.8-Carboxamides, thiocarboxamides, hydroxyamidines and formamides are preferred.

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