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.:
Date of Patent:
Oct. 07, 1986
Filed:
Oct. 01, 1984
Ernst-Christian Witte, Mannheim, DE;
Hans P Wolff, Hirschberg-Grosssachsen, DE;
Bernd Hagenbruch, Lampertheim, DE;
Karlheinz Stegmeir, Heppenheim, DE;
Johannes Pill, Leimen, DE;
Boehringer Mannheim GmbH, Mannheim, DE;
Abstract
The present invention is concerned with new carboxylic acid derivatives, with processes for the preparation thereof and with pharmaceutical compositions for lipid depression and thrombocyte aggregation, containing them, and to methods for treating infirmaties caused by excess lipids or thrombocyte aggregation. The new carboxylic acid derivatives according to the present invention are compounds of the general formula: ##STR1## wherein A is a valency bond or a lower alkylene chain, B is a valency bond or a saturated or unsaturated lower alkylene chain, R is hydrogen, an alkyl group which can be substituted by hydroxyl, carboxyl, sulphonic acid or optionally substituted phenoxy group, or R is an aralkyl radical, the aryl moiety of which can be substituted and the alkyl moiety of which is optionally unsaturated and can contain up to 4 carbon atoms, or R is a phenacyl radical, the phenyl moiety optionally substituted, or R is an acyl radical derived from aliphatic, araliphatic or aromatic carboxylic or sulphonic acid, or R is an aryl radical optionally substituted with the proviso that when A is a valency bond, R cannot be hydrogen, methyl, ethyl, hydroxyethyl, benzyl or phenyl, and the physiologically acceptable salts, esters and amides thereof.