processos para a preparação de um composto, para perparar dronedarone, ou um sal do mesmo, e para preparar uma formulação farmacêutica

processos para a preparação de um composto, para perparar dronedarone, ou um sal do mesmo, e para preparar uma formulação farmacêutica

There is provided a process for the preparation of a compound of formula II, wherein R1, R2, R3 and R4 are as described in the description. Such compounds may, for example, be useful intermediates in the synthesis of drugs such as Dronedarone.

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Bibliographische Detailangaben
Hauptverfasser: Lars Eklund, ANDERS BERGH, Lars O. Hansson
Format: Patent
Sprache:por
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:There is provided a process for the preparation of a compound of formula II, wherein R1, R2, R3 and R4 are as described in the description. Such compounds may, for example, be useful intermediates in the synthesis of drugs such as Dronedarone.