Summary.
Acetophenone, 2,2-dimethylcyclopentanone, 3,3-dimethyl-2-butanone, 3-methyl-2-butanone, and 2-pentanone were reduced with (S)-proline- and (S)-phenylalanine-mediated borane in good to very good yields giving predominantly (32–86% ee) alcohols of (R)-configuration.
Zusammenfassung.
Acetophenon, 2,2-Dimethylcyclopentanon, 3,3-Dimethyl-2-butanon, 3-Methyl-2-butanon und 2-Pentanon wurden mit Hilfe von Boran in Gegenwart von (S)-Prolin und (S)-Phenylalanin in guten bis sehr guten Ausbeuten reduziert, wobei vornehmlich (32–86%ee) die (R)-konfigurierten Alkohole erhalten wurden.
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Received January 20, 1999./Accepted (revised) March 17, 1999
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Teodorović, A., Joksović, M., Konstantinović, S. et al. Amino Acid Mediated Borane Reduction of Ketones. Monatshefte fuer Chemie 131, 91–95 (2000). https://doi.org/10.1007/s007060050010
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DOI: https://doi.org/10.1007/s007060050010