A Facile Synthesis of α,α′-bis(Substituted Benzylidene) Cycloalkanones Catalyzed by KF/Al₂O₃ Under Ultrasound Irradiation

Ji-Tai Li College of Chemistry and Environmental Science, Hebei University, Baoding, P.R. ChinaCorrespondence[email protected]

Wen-Zhi Yang College of Chemistry and Environmental Science, Hebei University, Baoding, P.R. China

Guo-Feng Chen College of Chemistry and Environmental Science, Hebei University, Baoding, P.R. China

Tong-Shuang Li College of Chemistry and Environmental Science, Hebei University, Baoding, P.R. China

Abstract

The condensation of the cyclopentanone or cyclohexanone with aromatic aldehydes catalyzed by KF/Al₂O₃ in MeOH under ultrasound irradiation, result the corresponding 2,5-bis(substituted benzylidene) cyclopentanones or 2,6-bis(substituted benzylidene) cyclohexanones in good yields.

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Acknowledgment

NSFC (29872011) and NSF of Hebei Province supported the project (203107).

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A Facile Synthesis of α,α′-bis(Substituted Benzylidene) Cycloalkanones Catalyzed by KF/Al₂O₃ Under Ultrasound Irradiation

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A Facile Synthesis of α,α′-bis(Substituted Benzylidene) Cycloalkanones Catalyzed by KF/Al2O3 Under Ultrasound Irradiation

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A Facile Synthesis of α,α′-bis(Substituted Benzylidene) Cycloalkanones Catalyzed by KF/Al₂O₃ Under Ultrasound Irradiation