TEMPO-mediated allylic C-H amination with hydrazones.
TEMPO-mediated reactions of alkenyl hydrazones afforded azaheterocycles via sp(3) C-H allylic amination. The transformation is featured by a sequence of remote allylic H-radical shift and allylic homolytic substitution with hydrazone radicals.
Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore. shunsuke@ntu.edu.sg.
Xu
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Zhu
Shunsuke
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Chiba