A Metal-Free and Redox-Neutral Benzylic C-O Cyclization for Succinct Access of Helical Chromenes.
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DOI: 10.1021/acs.orglett.2c02728
Abstract: A redox-neutral benzylic C-O cyclization under beneficial transition-metal-free conditions is reported. Key to the success of this process is the utilization of the Tf anion as the leaving group for achieving the redox-neutral transformation. This… read more here.
Keywords: metal free; helical chromenes; benzylic cyclization; cyclization ... See more keywords