A New Chiral Rh(II) Catalyst for Enantioselective [2 + 1]-Cycloaddition. Mechanistic Implications and Applications
Yan Lou, Manabu Horikawa, Robin A. Kloster, Natalie A. Hawryluk and E. J. Corey*
*Department of Chemistry and Chemical Biology, Harvard University,
Cambridge, Massachusetts, 02138, Email: coreychemistry.harvard.edu
Y. Lou, M. Horikawa, R. A. Kloster, N. A. Hawryluk, E. J. Corey, J. Am. Chem. Soc., 2004, 126, 8916-8918.
DOI: 10.1021/ja047064k
see article for more reactions
Abstract
A novel Rh(II)-catalyzed enantioselective [2 + 1]-cycloaddition of ethyl diazoacetate to terminal acetylenes and olefins with high enantioselectivity is described. The catalyst, which is readily available, robust, and effective, can be recovered and reused.
see article for more examples
Key Words
Cycloalkenes, Cyclopropanation
ID: J48-Y2004-1300