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Note | Special issue | Vol 56, No. 1-2, 2002, pp.503-508
Published online, 1st January, 1970
DOI: 10.3987/COM-01-S(K)27
Cyclopropane Ring Formation through Enantioselective Deprotonation of Cs-Symmetric Cyclohept-4-enone Oxides

Hitoshi Abe,* Takenori Tsujino, Daisuke Tsuchida, Setsuo Kashino, Yasuo Takeuchi, and Takashi Harayama*

*Faculty of Pharmaceutical Sciences, Okayama University, 1-1-1 Tsushima-naka, Okayama 700-8530, Japan


Using a chiral lithium amide base, the asymmetric deprotonation reaction of Cs-symmetric cyclohept-4-enone oxides was examined to form an optically active cyclopropane compound.