Bicyclic heterocycles, pharmaceutical compositions...

C - Chemistry – Metallurgy – 07 – D

Patent

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C07D 239/94 (2006.01) A61K 31/517 (2006.01) A61P 35/00 (2006.01) C07D 401/12 (2006.01)

Patent

CA 2677336

The invention relates to bicyclic heterocycles of general formula (I), wherein Ra, Rb and Rc are defined as in claim 1, to the tautomers thereof, the stereoisomers thereof, the mixtures thereof and the salts thereof, especially the physiologically acceptable salts thereof with inorganic or organic acids or bases, which have valuable pharmacological properties, especially an inhibitory effect on tyrosinkinase-mediated signal transduction. The invention also relates to the use of said compounds in the treatment of diseases, especially of tumors and of benign prostatic hyperplasia (BPH), lung diseases and respiratory tract diseases, and to the production thereof.

La présente invention concerne des hétérocycles bicycliques de formule générale (I) dans laquelle Ra, Rb et Rc sont tels que définis dans la revendication 1, leurs tautomères, leurs stéréoisomères, leurs mélanges et leurs sels, en particulier leurs sels physiologiquement tolérés avec des acides minéraux ou organiques ou des bases minérales ou organiques qui ont des propriétés pharmacologiquement intéressantes, en particulier un effet d'inhibition sur la transduction de signal médiée par des tyrosine kinases. L'invention a également pour objet l'utilisation de ces composés pour le traitement de maladies, en particulier de maladies tumorales et de l'hyperplasie prostatique bénine (BPH), d'affections des poumons et des voies respiratoires, ainsi que l'utilisation de ces composés.

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