Fremgangsmåde til fremstilling af 2,3-cis-substitueret 2-arylpropenaler

The invention relates to a method for producing 2,3-cis-substituted 2-aryl propenals by condensing a 2-aryl acetaldehyde I with a non-enolizable aldehyde compound II in the presence of a base. The inventive method is characterized in that the reaction is carried out in a solvent mixture comprising a...

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Bibliographische Detailangaben
Hauptverfasser: NOACK, REINER, PALM, CLEMENS, RUEB, LOTHAR
Format: Patent
Sprache:dan
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Zusammenfassung:The invention relates to a method for producing 2,3-cis-substituted 2-aryl propenals by condensing a 2-aryl acetaldehyde I with a non-enolizable aldehyde compound II in the presence of a base. The inventive method is characterized in that the reaction is carried out in a solvent mixture comprising at least one water-miscible organic solvent and water at a volume ratio Vsolvent:Vwater ranging between 10:1 and 0.5:1.