C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/242.01
C07D 487/04 (2006.01) C07D 239/84 (2006.01) C07D 491/147 (2006.01)
Patent
CA 1162537
RAN 4044/56 Abstract Novel imidazoquinazolines of the formula Image I wherein R1, R2 and R3 are hydrogen, halogen, C1-4-alkyl, C1-4-alkoxy or C2-5-alkoxyalkyl; or two of R1, R2 and R3 on adjacent carbon atoms together are methylenedioxy or ethylene- dioxy; and R4 and R5 are hydrogen or C1-4-alkyl, and their tautomers, as well as physiologically compatible acid addition salts of such compounds are manufactured. These compounds inhibit the aggregation of the blood platelets and/or the gastric acid secretion and/or have activity on the circulatory system.
382464
Chodnekar Madhukar S.
Kaiser Ado
Kienzle Frank
Gowling Lafleur Henderson Llp
Hoffmann-La Roche Limited
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