C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/226, 260/277
C07D 215/22 (2006.01) C07D 215/227 (2006.01) C07D 223/16 (2006.01) C07D 401/12 (2006.01) C07D 405/12 (2006.01) C07D 413/12 (2006.01)
Patent
CA 1260933
Abstract Bicyclic Lactams of the general formula I Image (I) in which R1 and R2, which can be identical or different, denote a hydrogen atom or an alkyl group with 1 to 3 carbon atoms, R3 denotes an unsubstituted phenyl group or a phenyl group which is substituted by a halogen atom, one or two alkoxy groups, a methylenedioxo group or one or several hydroxyl groups, or denotes a pyridyl group, an indolyl group, a 1,2-benzisoxazolyl group which is optionally substituted by a halogen atom or the benzimidazol-2-one or 1,4-benzodioxane radical, R4 denotes a hydrogen atom or an alkyl group with 1 to 6 carbon atoms or a carbalkoxymethylene group, Z denotes a straight-chain, saturated or unsaturated alkylene group with 2 or 3 carbon atoms, which is optionally alkylated, X denotes an oxygen atom or a single bond and n denotes the number 1, 2 or 3, and their tautomeric forms and their salts and acid addition salts, block both the alpha and the beta receptors of the adrenergic system and are therefore suitable for the treatment of hypertension, circulatory disturbances, angina pectoris and coronary insufficiency.
490318
Cohnen Erich
Jacobitz Petra
Beiersdorf Aktiengesellschaft
Gowling Lafleur Henderson Llp
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