An Allyltitanium Derived from Acrolein 1,2-Dicyclohexylethylene Acetal and (η2-propene)Ti(O-i-Pr)2 as a Chiral Propionaldehyde Homoenolate Equivalent that Reacts with Imines with Excellent Stereoselectivity. An Efficient and Practical Access to Optically Active γ-Amino Carbonyl Compounds

Author:

Okamoto Sentaro1,Teng Xin1,Fujii Shintaro1,Takayama Yuuki1,Sato Fumie1

Affiliation:

1. Contribution from the Department of Biomolecular Engineering, Tokyo Institute of Technology, 4259 Nagatsuta-cho, Midori-ku, Yokohama, Kanagawa 226-8501, Japan

Publisher

American Chemical Society (ACS)

Subject

Colloid and Surface Chemistry,Biochemistry,General Chemistry,Catalysis

Reference26 articles.

1. Reviews:  Kuwajima, I.; Nakamura, E. InComprehensive OrganicSynthesis; Trost, B. M., Fleming, I., Eds.; Pergamon:  Oxford, 1991; Vol. 2, p 441. Kuwajima, I.; Nakamura, E.Top. Curr. Chem.1990,155, 1. Ryu, I.; Sonoda, N.Synth. Org. Chem., Jpn.1985,43, 112. Werstiuk, N. H.Tetrahedron1983,39, 205. Katritzky, A. R.; Piffl, M.; Lang, H.; Anders, E.Chem. Rev.1999,99, 665. See also:  Hoppe, D.Angew. Chem., Int. Ed. Engl.1984,23, 932. Review for chiral homoenolate equivalents:  Ahlbrecht, H.; Beyer, U.Synthesis1999, 365.

2. Regioselective addition of aldimines to the 2-propenyl-1,3-dithiane anion

3. Bicyclization of dienes, enynes, and diynes with Ti(ii) reagent. New developments towards asymmetric synthesis

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