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New Efficient Organic Activators for Highly Enantioselective Reduction of Aromatic Ketones by Trichlorosilane

Yoshihiro Matsumura,* Kanako Ogura, Yoshimi Kouchi, Fumiaki Iwasaki and Osamu Onomura

*Graduate School of Biomedical Sciences, Nagasaki University,Bunkyo-machi, Nagasaki 852-8521, Japan, Email: matumuranet.nagasaki-u.ac.jp

Y. Matsumura, K. Ogura, Y. Kouchi, F. Iwasaki, O. Onomura, Org. Lett., 2006, 8, 3789-3792.

DOI: 10.1021/ol0613822 (free Supporting Information)


Abstract

Aryl ketones were reduced to the corresponding alcohols with excellent enantioselectivity by trichlorosilane in the presence of a catalytic amount of N-formyl-α'-(2,4,6-triethylphenyl)-L-proline as an activator.

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Key Words

reduction of ketones, trichlorosilane, organocatalysis


ID: J54-Y2006-2480