Palladium-Catalyzed Cross-Coupling/Annulation Cascade for Synthesis of 9-Hydroxy and 9-Aminofluorenes.,Advanced Synthesis & Catalysis

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Palladium-Catalyzed Cross-Coupling/Annulation Cascade for Synthesis of 9-Hydroxy and 9-Aminofluorenes.
Advanced Synthesis & Catalysis ( IF 4.4 ) Pub Date : 2017-11-08 06:50:40 , DOI: 10.1002/adsc.201701146
Benjamin François ₁ , Luc Szczubelek ₁ , Fabienne Berrée ₁ , Thierry Roisnel ₁ , Bertrand Carboni ₁

Affiliation

9-Hydroxyfluorenes are easily synthesized via a tandem Suzuki/phenolic aldolisation sequence. This process was extended to 9-aminofluorenes by simply adding various amines as third partners. X-ray structures and NMR studies confirmed the presence of intermolecular O−H ⋅ ⋅ ⋅ N hydrogen bonding.

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