C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/251, 260/264
C07D 401/14 (2006.01) C07D 403/04 (2006.01) C07D 403/14 (2006.01) C07D 405/14 (2006.01) C07D 409/14 (2006.01) C07D 413/14 (2006.01) C07D 417/14 (2006.01)
Patent
CA 1292741
Benzimidazolylpyridazinones Abstract New benzimidazolylpyridazinones of the formula I Image in which R1 is a styryl or mononuclear of binuclear hetero- aryl radical which contains 1-4 heteroatoms, each of which is unsubstituted or singly or multiply substituted by alkyl, alkoxy, alkyl- thio, halogen, OH, SH, amino, alkylam;no, di- alkylamino, acylamino having 1 - 8 C atoms, nitro, COOH, COOalkyl and/or CN, R2, R3, R4 and R5 are each H or alkyl, and R6 and R7 are each H, or together are a C-C bond, and in which the alkyl and alkoxy groups each contain 1 - 4 C atoms, and their salts, show positive inotropic, vasodilat;ng and antithrombotic actions.
502035
Jonas Rochus
Klockow Michael
Piulats Jaime
Prucher Helmut
Fetherstonhaugh & Co.
Merck Patent Gesellschaft Mit Beschraenkter Haftung
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