Merck Patent Gmbh

Merck Patent Gesellschaft

Thomas Ehring

Norbert Beier

Michael Wolf

Hans-Michael Eggenweiler

Pierre Schelling

Joachim Leibrock

Michael Gassen

Marcus Frohme

Dimitri Zubakov

Jörg Dietrich Hoheisel

Marian Brändle

Hydrazono-malonitrile derivatives of the formula (I) in which R, R, R, Rand Rhave the meanings given in Claimact as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumors, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS. 

Hydrazono-malonitriles

Triazine derivatives of the formula (I) and physiologically acceptable salts and solvates thereof, in which R, R, A and Rare as defined in Claim, exhibit phosphodiesterase IV inhibition and can be employed for the treatment of allergic diseases, asthma, chronic bronchitis, atopic dermatitis, psoriasis and other skin diseases, inflammatory diseases, autoimmune diseases, such as, for example, rheumatoid arthritis, multiple sclerosis, Crohn's disease, diabetes mellitus or ulcerative colitis, osteoporosis, transplant rejection reactions, cachexia, tumour growth or tumour metastases, sepsis, memory disorders, atherosclerosis and AIDS, furthermore for inhibiting the formation of TNF&#x3b1;. 

4-(benzylidene-amino)-3-(methylsulfanyl)-4h-(1,2,4)triazin-5-one derivatives having a PDE-IV inhibiting and TNF-antagonistic effect for the treatment of cardiac diseases and allergies

This invention relates to compounds of the formula (I) in which R, R, R, X and Q are as defined above and their use as PDE IV inhibitors.

Benzoylpyridazines

Hydrazono-malonitrile derivatives of the formula (I) in which R, R, R, Rand Rhave the meanings given in Claimact as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumours, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS 

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Remscheid, Germany

Thomas Ehring