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Photochemical Selective Oxidation of Benzyl Alcohols to Aldehydes or Ketones

Zhen-Xiang He, Bo Yin, Xiao-Huan Li, Xian-Li Zhou, Hai-Ning Song*, Jin-Bu Xu* and Feng Gao*

*Southwest Jiaotong University, Chengdu 610031, People’s Republic of China, Email:,,

Z.-X. He, B. Yin, X.-H. Li, X.-L. Zhou, H.-N. Song, B.-B. Xu, F. Gao, J. Org. Chem., 2023, 88, 4765-4769.

DOI: 10.1021/acs.joc.2c02667

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Eosin Y catalyzes an efficient photochemical aerobic oxidation of various benzyl alcohols to the corresponding aldehydes or ketones in excellent yields under mild reaction conditions using O2 as oxidant. The catalyst system offers good functional-group tolerance and exquisite chemoselectivity.

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proposed mechanism

Key Words

aldehydes, ketones, oxygen, photochemistry

ID: J42-Y2023