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A One-Pot Synthesis of Dibenzofurans from 6-Diazo-2-cyclohexenones

Hua Zhao, Ke Yang, Hongyan Zheng, Ruichao Ding, Fangjie Yin, Ning Wang, Yun Li, Bin Cheng, Huifei Wang and Hongbin Zhai*

*The State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engeneering, Lanzhou University, Lanzhou 730000, China, Email:

H. Zhao, K. Yang, H. Zheng, R. Ding, F. Yin, N. Wang, Y. Li, B. Cheng, H. Wang, H. Zhai, Org. Lett., 2015, 17, 5744-5747.

DOI: 10.1021/acs.orglett.5b02783 (free Supporting Information)

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A novel and efficient protocol for the rapid construction of dibenzofuran motifs from 6-diazo-2-cyclohexenones and ortho-haloiodobenzenes involves one-pot Pd-catalyzed cross-coupling/aromatization and Cu-catalyzed Ullmann coupling.

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ID: J54-Y2015