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Copper/Imidazolium/TEMPO-Catalyzed Aerobic Oxidation of Benzylic Alcohols in Water

Congyan Chen, Bo Liu, Wanzhi Chen*

*Department of Chemistry, Zhejiang University, Xixi Campus, Hangzhou 310028, P. R. of China, Email:

C. Chen, B. Liu, W. Chen, Synthesis, 2013, 45, 3387-3391.

DOI: 10.1055/s-0033-1339929

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Various imidazolium salts bearing hydrophilic groups afford water-soluble NHC copper complexes. These copper complexes catalyze a selective oxidation of benzyl alcohols to the corresponding aldehydes in water at room temperature without the need for a base.

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Key Words

copper catalysis, aerobic oxidation, benzylic alcohols, aldehydes, aqueous phase, green chemistry

ID: J66-Y2013