PROCESS FOR SYNTHESIZING KETO-BENZOFURAN DERIVATIVES

The invention relates to a process for synthesizing benzofuran derivatives, in particular dronedarone of formula (D), comprising a step of Friedel-Crafts acylation starting from a sulfonamido-benzofuran ester intermediate.

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Bibliographische Detailangaben
Hauptverfasser: GRIMAUD, BERNARD, GROSSI, PIERRE-JEAN
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention relates to a process for synthesizing benzofuran derivatives, in particular dronedarone of formula (D), comprising a step of Friedel-Crafts acylation starting from a sulfonamido-benzofuran ester intermediate.