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Synthesis of Dibenzofurans by Palladium-Catalysed Tandem Denitrification/C-H Activation

Zhenting Du*, Jing Zhou, Changmei Si, Weili Ma

*College of Science, Northwest A&F University, Yangling, Shaanxi, 712100, P. R. of China, Email:

Z. Du, J. Zhou, C. Si, W. Ma, Synlett, 2011, 3023-3025.

DOI: 10.1055/s-0031-1289881 (free Supporting Information)


Palladium catalysis enables an intramolecular cyclisation of ortho-diazonium salts of diaryl ethers to give dibenzofurans. The protocol uses 3 mol% palladium acetate as the catalyst in refluxing ethanol in the absence of base.

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Key Words

palladium acetate, dibenzofurans, diazonium salts

ID: J60-Y2011-3590