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Last Updated: August 3, 2021

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Details for Patent: 4,252,984

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Summary for Patent: 4,252,984
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 Pierre R. L. (Fontenay sous Bois, FR)
Assignee: Synthelabo (Paris, FR)
Application Number:05/734,359
Patent Claim Types:
see list of patent claims

Drugs Protected by US Patent 4,252,984

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: 4,252,984

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

International Family Members for US Patent 4,252,984

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 214303 ⤷  Try it Free
Austria 344683 ⤷  Try it Free
Austria A812076 ⤷  Try it Free
Australia 1925976 ⤷  Try it Free
Australia 501581 ⤷  Try it Free
Belgium 847801 ⤷  Try it Free
Canada 1072981 ⤷  Try it Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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