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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 4946852 B1

PDFFull Text
Date of Patent:
Aug. 07, 1990

Filed:

Mar. 30, 1989

4(r)-substituted 6(s)-phenoxymethyl-, 6(s)-.beta.-phenylethyl- and

Applicant:
Inventors:

Heiner Jendralla, Kelkheim, DE;

Gerhard Beck, Frankfurt am Main, DE;

Gunther Wess, Erlensee, DE;

Bela Kerekjarto, Hofheim am Taunus, DE;

Assignee:

Hoechst Aktiengesellschaft, Frankfurt am Main, DE;

Attorney:

Finnegan, Henderson, Farabow, Garrett and Dunner

Primary Examiner:

Mark W Russell

Int. Cl.
CPC ...
A61K / ; A61K / ; C07B / ; C07B / ;
U.S. Cl.
CPC ...
514336 ; 514444 ; 514449 ; 514459 ; 514460 ; 514824 ; 549292 ; 549293 ; 549 60 ; 546340 ; 546342 ;
Abstract

4(R)-Substituted 6(S)-phenyloxymethyl-, 6(S)-.beta.-phenylethyl- and 6(S)-.beta.-styryl-tetrahydropyran-2-ones of the general formula V ##STR1## in which R.sup.7, R.sup.8 and A have the meanings given, and the corresponding open-chain hydroxycarboxylic acids, pharmacologically acceptable salts and esters thereof, processes for the preparation of these compounds, their use as medicaments and pharmaceutical products are described. Novel .alpha.,.beta.-unsaturated lactones for the preparation of the compounds of the formula V are also described.

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Jendralla, Heiner. (1990). 4(r)-substituted 6(s)-phenoxymethyl-, 6(s)-.beta.-phenylethyl- and (U.S. Patent No. 4946852). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4946852

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