NHC-Mediated Chlorination of Unsymmetrical Ketenes: Catalysis and Asymmetry
- Douglas, James
- Ling, Kenneth B.
- Concellon, Carmen
- Churchill, Gwydion
- Slawin, Alexandra M. Z.
- Smith, Andrew D.
Publication date
October 2010
DOIAbstract
NHCs promote the efficient chlorination of unsymmetrical disubstituted ketenes with a range of chlorinating agents; chiral NHCs display promising levels of asymmetric induction in the chlorination process with up to 61 % ee observed using 2,3,4,5,6,6-hexachlorocyclohexa-2,4-dienone.</p
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