FREMGANGSMAADE TIL FREMSTILLING AF BENZAZEPINDERIVATER ELLER SYREADDITIONSSALTE DERAF

The present invention relates to novel processes for the preparation of benzazepine derivatives of the general formula < IMAGE > in which R1 to R6, E and G are as defined in Claim 1, namely the oxidation of an appropriate benzazepine derivative with ruthenium tetroxide and the cyclisation of a...

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1. Verfasser: REIFFEN MANFRED
Format: Patent
Sprache:dan
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Zusammenfassung:The present invention relates to novel processes for the preparation of benzazepine derivatives of the general formula < IMAGE > in which R1 to R6, E and G are as defined in Claim 1, namely the oxidation of an appropriate benzazepine derivative with ruthenium tetroxide and the cyclisation of an appropriate open-ring compound. The compounds of the general formula I have useful pharmacological properties, in particular a bradycardic action.