4.7 Article

Highly Enantioselective Amination Reactions of Fluorinated Keto Esters Catalyzed by Novel Chiral Guanidines Derived from Cinchona Alkaloids

Journal

ADVANCED SYNTHESIS & CATALYSIS
Volume 352, Issue 16, Pages 2778-2782

Publisher

WILEY-V C H VERLAG GMBH
DOI: 10.1002/adsc.201000562

Keywords

asymmetric amination; chiral guanidines; Cinchona alkaloids; fluorination substituent; organocatalysis

Funding

  1. National University of Singapore
  2. Ministry of Education (MOE) of Singapore [R-143-000-362-112]

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Novel Cinchona alkaloid-derived guanidines catalyze stereoselective aminations of fluorinated keto esters, affording products with fluorine-containing quaternary stereogenic centers in excellent yields and with moderate to high enantioselectivities.

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