Shankhajit Mondal, Akhilesh Narendra Malode, Gokul S. Londhe and Boopathy Gnanaprakasam*,
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Visible Light-Induced Sequential Nitrogen Insertion and Benzotriazolation of Quinoxaline-2(1H)-ones
Herein, we report a visible light-mediated sequential reaction involving in situ generation of benzotriazole from benzene-1,2-diamine and tert-butyl nitrite via nitrogen insertion and concomitant cross-coupling with quinoxaline-2(1H)-ones via C–N bond formation in one pot. This protocol uses metal-free mild conditions and demonstrated 36 examples of ≤80% yield with wide functional group tolerance.
期刊介绍:
Organic Letters invites original reports of fundamental research in all branches of the theory and practice of organic, physical organic, organometallic,medicinal, and bioorganic chemistry. Organic Letters provides rapid disclosure of the key elements of significant studies that are of interest to a large portion of the organic community. In selecting manuscripts for publication, the Editors place emphasis on the originality, quality and wide interest of the work. Authors should provide enough background information to place the new disclosure in context and to justify the rapid publication format. Back-to-back Letters will be considered. Full details should be reserved for an Article, which should appear in due course.