Copper(II)-Catalyzed Conversion of Bisaryloxime Ethers to 2-Arylbenzoxazoles via C-H Functionalization/C-N/C-O Bonds Formation

Murali Mohan Guru, Md Ashif Ali and Tharmalingam Punniyamurthy

*Department of Chemistry, Indian Institute of Technology Guwahati, Guwahati-781039, India, Email: tpunniiitg.ernet.in

M. M. Guru, M. A. Ali, T. Punniyamurthy, Org. Lett., 2011, 13, 1194-1197.

DOI: 10.1021/ol2000809

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Abstract

A copper(II)-catalyzed conversion of bisaryloxime ethers to 2-arylbenzoxazoles involves a cascade C-H functionalization and C-N/C-O bond formation under oxygen atmosphere.

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Copper-Mediated Synthesis of Substituted 2-Aryl-N-benzylbenzimidazoles and 2-Arylbenzoxazoles via C-H Functionalization/C-N/C-O Bond Formation

M. M. Guru, M. A. Ali, T. Punniyamurthy, J. Org. Chem., 2011, 76, 5295-5308.

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Key Words

Benzoxazoles, Oxygen

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ID: J54-Y2011-0590