|Abstract:||The invention provides phenol ethers of the formula: ##STR1## wherein R is branched C.sub.3-4 alkyl, C.sub.3-4 cycloalkyl, branched cyano(C.sub.3-4 alkyl), phenyl(C.sub.2-3 alkyl), halophenyl(C.sub.2-3 alkyl), (C.sub.1-4 alkoxy)phenyl(C.sub.2-4 alkyl), or (C.sub.1-4 acyl)amino(C.sub.1-4 alkyl), alk is C.sub.1-4 alkyl substituted by a 3 to 6 membered cycloalkyl group, X is --O--, --S-- or --SO.sub.2 --; and R.sub.1 is --C.sub.1-4 alkyl- or --C.sub.1-4 alkoxy-, in their racemic and optically active forms, and their addition salts with pharmaceutically acceptable acids. These compounds are useful in therapy as .beta.-adrenergic blocking agents. Intermediates are also provided.|
|Inventor(s):||Manoury; Philippe M. J. (L'Hay les Roses, FR), Cavero; Icilio A. G. (Paris, FR), Najer; Henry (Paris, FR), Giudicelli; Don P. R. L. (Fontenay sous Bois, FR)|
|Assignee:||Synthelabo (Paris, FR)|
Patent Claim Types:|
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|Foriegn Application Priority Data|
|Foreign Country||Foreign Patent Number||Foreign Patent Date|
|France||75 33899||Nov 6, 1975|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
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