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Lewis Acid Catalyzed C-H Bond Functionalization/Hydride Transfer
K. M. McQuaid, D. Sames*
Columbia University, New York, USA
23 March 2009 (online)
The authors report a transition-metal free hydride transfer/cyclization reaction activated by Lewis acidic boron. A preliminary scope is reported with good yields and diastereoselectivities. Notably, a substrate derived from (-)-menthol provided a single diastereomer.