3-Thia-4-arylquinolin-2-one derivatives as smooth muscle...

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

Reexamination Certificate

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C544S062000, C544S128000, C544S333000, C544S363000

Reexamination Certificate

active

07002015

ABSTRACT:
This invention describes compounds of Formula (I) which are modulators of potassium channels and are useful for treating conditions affected by abnormal potassium channel activity including erectile dysfunction and irritable bowel syndrome.

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patent: 5972961 (1999-10-01), Hewawasam et al.
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patent: 6353119 (2002-03-01), Crispino et al.
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patent: 2002371078 (2002-12-01), None
patent: WO 02/026713 (2002-04-01), None
P. Hewawasam, et al, “4-Aryl-3-(Hydroxyalkyl)Quinolin-2-Ones: Novel Maxi-K Channel Opening Relaxants of Corporal Smooth Muscle Targeted for Erectile Dysfunction,” J. Med. Chem., 46, pp. 2819-2822, 2003.

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