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Communication | Regular issue | Vol 9, No. 7, 1978, pp.845-847
Published online, 1st January, 1970
DOI: 10.3987/R-1978-07-0845
Asymmetric Synthesis of (-)-Norcamphor Using L-Proline Perchlorate

Seiichi Takano,* Hiromitsu Iwata, and Kunio Ogasawara

*Pharmaceutical Institute, Tohoku University, Aobayama, Sendai 980-8578, Japan

Abstract

Asymmetric synthesis of (-)-norcamphor (5) from a nonchiral nortricyclanone (1) and L-proline perchlorate via the iminium perchlorate (2) has been described.