PROCESS FOR THE PREPARATION OF A 3(2H)-PYRIDAZINONE-4-SUBSTITUTED AMINO-5-CHLORO-DERIVATIVE

The invention relates to novel processes for the preparation of 5-chloro-4-{3-[N-[2-(3,4-dimethoxyphenyl)-ethyl]-N-methylamino]-propylamino-3(2H) pyridazinone of formula (I) and the pharmaceutically acceptable acid addition salts thereof. An important feature of the invention is using 3,4,5-trichlor...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GREFF ZOLTAN, RATKAI ZOLTAN, SERES PETER, KARANCSI TAMAS, BARKOCZY JOZSEF, KOTAY NAGY PETER, BALAZS LASZLO, SIMIG GYULA, DOMAN IMRE, SZTRUHAR ILONA
Format:	Patent
Sprache:	eng ; slo
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
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