ARZNEIMITTEL, ENTHALTEND BENZYLIDEN- 2-BENZOFURANE

Medicinal 2-benzylidene-3-benzofuranones of the formula in which: R1 is hydrogen, hydroxy, carboxymethoxy, 2-carboxyethoxy or nitro; R2 is hydrogen, hydroxy, carboxymethoxy, 2-carboxyethoxy, nitro or carboxy; R3 is hydrogen, hydroxy, carboxymethoxy, 2-carboxyethoxy, 1-carboxyethoxy, nitro, carboxy,...

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Hauptverfasser: CASTEL,JEAN, ORZALESI,HENRI, FLANDRE,OLIVIER, DARMANADEN,ROLAND, DAMON,MARCELLE
Format: Patent
Sprache:ger
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Zusammenfassung:Medicinal 2-benzylidene-3-benzofuranones of the formula in which: R1 is hydrogen, hydroxy, carboxymethoxy, 2-carboxyethoxy or nitro; R2 is hydrogen, hydroxy, carboxymethoxy, 2-carboxyethoxy, nitro or carboxy; R3 is hydrogen, hydroxy, carboxymethoxy, 2-carboxyethoxy, 1-carboxyethoxy, nitro, carboxy, or dimethylamino; or R1 and R2 or R2 and R3 are together -CH = CH-CH = CH-, provided that R1, R2 and R3 are not simultaneously hydrogen, and their pharmaceutically acceptable salts have analgesic, anti-inflammatory and anti-pyretic activities, and activity as inhibitors of platelet aggregation.