Journal
TETRAHEDRON LETTERS
Volume 55, Issue 14, Pages 2233-2237Publisher
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2014.02.070
Keywords
Benzoxazoles; Transition metal-free; Amination; Formamides; Nitrogen-centered radicals
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Funding
- National Natural Science Foundation of China [31170747]
- Scientific and Technological Research Program of Chongqing Municipal Education Commission of China [KJ130811]
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A transition metal-free method for the direct amination of benzoxazoles using formamides as nitrogen sources is reported, which was mediated by an inexpensive and environmentally friendly tetrabutylammonium iodide/tea-butyl hydroperoxide system and gave the 2-aminobenzoxazole derivatives with moderate to good yields. (C) 2014 Elsevier Ltd. All rights reserved.
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