C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 451/06 (2006.01) A61K 31/46 (2006.01) A61P 11/06 (2006.01) C07D 451/10 (2006.01)
Patent
CA 2471578
The invention relates to novel xanthene-carboxylic acid esters of formula 1: (see formula 1), in which X is an anion with a single negative charge; A is a double-bonded group; R is optionally substituted alkyl, hydroxy or fluorine; R1 and R2 are identical or different and are optionally substituted alkyl or together are an alkylene bridge; R3, R4, R3' , R4' are identical or different and are optionally substituted alkyl, hydrogen, hydroxy, cyano, nitro or halogen. The invention also relates to a method for producing said esters and to the use thereof as medicaments.
La présente invention concerne de nouveaux esters d'acide xanthènecarboxylique de formule générale (1), dans laquelle X?-¿ et les groupes A, R, R<sp>1</sp>, R<sp>2</sp>, R<sp>3</sp>, R<sp>3'</sp>, R<sp>4</sp> et R<sp>4'</sp> peuvent avoir les significations données dans les revendications et dans la description de cette invention, ainsi que des procédés pour les produire et leur utilisation en tant que médicaments.
Germeyer Sabine
Meissner Helmut
Morschhaeuser Gerd
Pestel Sabine
Pieper Michael P.
Boehringer Ingelheim Pharma Gmbh & Co. Kg
Fetherstonhaugh & Co.
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