Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Nitrogen containing other than solely as a nitrogen in an...
Reexamination Certificate
2005-06-21
2005-06-21
Coleman, Brenda (Department: 1624)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Nitrogen containing other than solely as a nitrogen in an...
C514S601000, C514S602000, C514S603000, C514S604000, C514S605000, C564S079000, C564S080000, C564S081000, C564S082000, C564S084000, C564S085000, C564S086000, C564S087000, C564S089000, C564S090000, C564S091000, C564S092000, C564S095000, C564S096000, C564S097000, C564S098000, C564S099000
Reexamination Certificate
active
06908947
ABSTRACT:
The present invention relates to compounds of formula I,in which X1, X2, X3, X4, Y1, Y2, Y3, Y4, R(3), R(4) and R(5) have the meanings mentioned in the specification, their preparation and their use, in particular in pharmaceuticals. The compounds effect the potassium channel or the IKschannel opened by cyclic adenosine monophosphate (cAMP) and are outstandingly suitable as pharmaceutical active compounds, for example for the prophylaxis and therapy of cardiovascular disorders, in particular arrhythmias, for the treatment of ulcers of the gastrointestinal region or for the treatment of diarrheal disorders.
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Colatsky, Thomas J. and Thomas M. Argentieri, “Potassium Channel Blockers as Antiarrhythmic Drugs,”Drug Development Research, vol. 33, pp. 235-249 (1994).
Lohrmann, E. et al., “A new class of inhibitors of cAMP-medicated C1−secretion in rabbit colon, acting by the reduction of cAMP-activated K+conductance,”Pflügers Archiv-European Journal of Physiology, vol. 429, p. 517-530 (1995).
R. M. Soll et al., “N-Sulfonamides of Benzopyran-Related Potassium Channel Openers: Conversion of Glyburide Insensitive Smooth Muscle Relaxants to Potent Smooth Muscle Contractors,”Bioorganic&Medicinal Chemistry Letters, vol. 4, No. 5, pp. 769-773 (1994).
Brendel Joachim
Gerlach Uwe
Lang Hans Jochen
Aventis Pharma Deutschland GmbH
Coleman Brenda
Rossi Joseph D.
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