Cu-NHC-TEMPO Catalyzed Aerobic Oxidation of Primary Alcohols to Aldehydes
Xiaolong Liu, Qinqin Xia, Yuejiao Zhang, Congyan Chen and Wanzhi Chen*
*Department of Chemistry, Zhejiang University, Xixi Campus, Hangzhou, Zhejiang 310028, People's Republic of China, Email: chenwzzzju.edu.cn
X. Liu, Q. Xia, Y. Zhang, C. Chen, W. Chen, J. Org. Chem., 2013, 78, 8531-8536.
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Imidazolium salts bearing TEMPO groups generate in situ Cu-NHC-TEMPO complexes with commercially available copper powder. These easily available Cu-NHC-TEMPO complexes are quite efficient catalysts for selective, aerobic oxidation of primary alcohols into aldehydes in excellent yields.
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