Remedies/preventives for respiratory diseases

Details Remedies/preventives for respiratory diseases Remedies/preventives for respiratory diseases

C - Chemistry, Metallurgy

07

D

C07D 487/14 (2006.01) A61K 31/505 (2006.01) A61K 31/519 (2006.01)

Patent

CA 2279641

Remedies/preventives for respiratory diseases containing as the active ingredient compounds represented by general formula (1) or salts thereof: (1)(wherein R1 represents linear, branched or cyclic C1-10 alkyl; and R2 represents hydrogen, halogeno, substituted alkyl, optionally substituted amino, carboxy, alkoxycarbonyl, carbamoyl or alkylcarbamoyl). These compounds have excellent bronchodilating and respiratory tract contraction-inhibitory effects.

L'invention concerne des produits thérapeutiques/prophylactiques des maladies respiratoires. Ces produits contiennent comme ingrédients actifs, des composés représentés par la formule générale (1) ou des sels de ces derniers. Dans la formule, R?1¿ représente un alkyle C¿1-10? cyclique, ramifié ou linéaire; et R?2¿ représente de l'hydrogène, de l'halogéno, de l'alkyle substitué, de l'amino éventuellement substitué, du carboxy, de l'alcoxycarbonyle, du carbamoyle ou de l'alkylcarbamoyle). Ces composés présentent d'excellents effets bronchodilatateurs et inhibiteurs de la contraction du système respiratoire.

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