Pyridyl ethers and thioethers as ligands for nicotinic...

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

Reexamination Certificate

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C546S268400, C546S194000, C546S278700, C514S343000

Reexamination Certificate

active

06888001

ABSTRACT:
The present invention provides compounds of the formula:wherein m is 0, 1 or 2; p is 0 or 1; Y is O, S, S(O) or S(O)2and R1to R7are various substituents as selective modulators of the nicotinic acetylcholine receptor useful in the treatment of pain, Alzheimer's disease, memory loss or dementia or loss of motor function.

REFERENCES:
Holladay et al, J Med. Chem. 41, 407 (1998).*
Decker, et al (1998) Eur. J. Pharmacol, 346, 23.*
Lin et al (1997) J. Med. Chem. 40, 385.*
Basmadjian, G.P. et al., “Design for novel nicotinic acetylcholine receptro agonists with potential antinociceptive activity”, Chemical Abstracts, vol. 129, No. 13, Sep. 1998, Columbus, Ohio, US, Abstract No. 156451r.

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