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Last Updated: August 3, 2021

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Details for Patent: 4,311,708


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Summary for Patent: 4,311,708
Title: Phenol ethers
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)
Application Number:06/020,463
Patent Claim Types:
see list of patent claims
Compound; Use;

Drugs Protected by US Patent 4,311,708

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 4,311,708

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
France75 33899Nov 6, 1975

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