Enantioselective organocatalytic cyclopropanations. The identification of a new class of iminium catalyst based upon directed electrostatic activation

Journal of the American Chemical Society

Volumn 127, Issue 10, 2005, Pages 3240-3241

  Kunz, Roxanne K ^a   MacMillan, David W C ^a  

^a California Institute of Technology   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

IMINE; ORGANIC COMPOUND;

ARTICLE; CATALYST; CYCLOPROPANATION; ELECTRICITY; ENANTIOSELECTIVITY; METHYLATION;

ALDEHYDES; CATALYSIS; CYCLOPROPANES; ELECTROSTATICS; IMINES; INDOLES; MODELS, MOLECULAR; STEREOISOMERISM;

EID: 14944346768     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja042774b     Document Type: Article

References (17)

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16. Proline is typically a poor catalyst for iminium-activated processes.
17. Entry 1 has been performed on a 1 mmol scale (88% yield, 95% ee).