Acylaminoalkyl-substituted benzenesulfonamide...

C - Chemistry – Metallurgy – 07 – C

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C07C 311/58 (2006.01) A61K 31/64 (2006.01) A61P 9/00 (2006.01) C07C 335/42 (2006.01) C07D 215/54 (2006.01) C07D 407/12 (2006.01)

Patent

CA 2427429

The present invention relates to acylaminoalkyl-substituted benzenesulfonamide derivatives of formula (I), in which A, R(1), R(2), X, Y and Z have the meanings indicated in the claims. The compounds of formula (I) are valuable pharmaceutical active compounds which have, for example, an inhibitory action on ATP-sensitive potassium channels in the cardiac muscle and/or in the vagal cardiac nerve and are suitable, for example, for the treatment of disorders of the cardiovascular system such as coronary heart disease, arrhythmias, cardiac insufficiency, cardiomyopathies, decreased contractility of the heart or vagal dysfunction of the heart, or for the prevention of sudden cardiac death. The invention furthermore relates to processes for the preparation of the compounds of the formula (I), their use and pharmaceutical preparations comprising them.

L'invention porte sur des dérivés de benzenesulfonamide substitués par acynaminoalkyle correspondant à la formule (I) dans laquelle A, R(1), R(2), X, Y et Z ont les significations données dans les revendications. Les composés de la formule (I) sont des composés actifs pharmaceutiques de valeur et ont, par exemple, une action d'inhibition sur les canaux potassium sensibles à l'ATP (adénosine triphosphate) dans le muscle cardiaque et/ou dans le nerf cardiaque vagal. Ils permettent, en outre, de traiter les troubles du au système cardio-vasculaire, tels que les maladies coronariennes, les arythmies, l'insuffisance cardiaque, les cardiomyopathies, l'affaiblissement de la contractilité du coeur ou le dysfonctionnement vagal du coeur. Ces composés sont également utilisés dans la prévention de la mort cardiaque subite. L'invention concerne également des procédés de préparation des composés de la formule (I), leur utilisation et des préparations pharmaceutiques les contenant.

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