The formyl C-H--O hydrogen bond as a critical factor in enantioselective reactions of aldehydes .4. Aldol, ethylation, hydrocyanation and Diels-Alder reactions catalyzed by chiral B, Ti and Al Lewis acids.
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Corey, EJ
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机构:Dept. of Chem. and Chemical Biology, Harvard University, Cambridge
Corey, EJ
BarnesSeeman, D
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机构:Dept. of Chem. and Chemical Biology, Harvard University, Cambridge
BarnesSeeman, D
Lee, TW
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机构:Dept. of Chem. and Chemical Biology, Harvard University, Cambridge
Lee, TW
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[1] Dept. of Chem. and Chemical Biology, Harvard University, Cambridge
Formyl C-H-O hydrogen bonding provides a rational explanation of several diverse catalytic enantioselective addition reactions of aldehydes, as outlined in Figures 1-5. (C) 1997 Elsevier Science Ltd.