Synthesis of Fluorene Derivatives Via TfOH-catalyzed Intramolecular Friedel-Crafts Alkylation Reactions

Ziyang Zhou , Ying Yi , Fanglin Zhang , Wengang Xu , Zhi Lu , Tian Luo

Journal of Wuhan University of Technology Materials Science Edition ›› 2023, Vol. 38 ›› Issue (5) : 1184 -1189.

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Journal of Wuhan University of Technology Materials Science Edition ›› 2023, Vol. 38 ›› Issue (5) : 1184 -1189. DOI: 10.1007/s11595-023-2808-z
Organic Materials

Synthesis of Fluorene Derivatives Via TfOH-catalyzed Intramolecular Friedel-Crafts Alkylation Reactions

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Abstract

We devoloped an efficient and simple method to synthesize fluorene derivatives via intramolecular Friedel-Crafts alkylation of chalcones. The transform is catalyzed by TfOH in CH3NO2 at 80 °C and the yield is up to 99%.

Keywords

fluorene / intramolecular alkylation / TfOH

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Ziyang Zhou, Ying Yi, Fanglin Zhang, Wengang Xu, Zhi Lu, Tian Luo. Synthesis of Fluorene Derivatives Via TfOH-catalyzed Intramolecular Friedel-Crafts Alkylation Reactions. Journal of Wuhan University of Technology Materials Science Edition, 2023, 38(5): 1184-1189 DOI:10.1007/s11595-023-2808-z

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