Triflimide activation of a chiral oxazaborolidine leads to a more general catalytic system for enantioselective Diels-Alder addition |
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| Authors: | Ryu Do Hyun Corey E J |
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| Institution: | Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts, 02138, USA. |
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| Abstract: | The strong acid triflimide ((CF3SO2)2NH) protonates chiral oxazaborolidines to form superactive, stable, chiral Lewis acids which are highly effective catalysts for a wide variety of enantioselective Diels-Alder reactions, documented herein by more than 20 examples. |
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