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Communication | Regular issue | Vol 14, No. 2, 1980, pp.169-173
Published online, 1st January, 1970
DOI: 10.3987/R-1980-02-0169
Stereoselective Synthesis of dl-Carpamic Acid and dl-Azimic Acid

Mitsutaka Natsume* and Masashi Ogawa

*Research Foundation Itsuu Laboratory, 2-28-10 Tamagawa, Setagaya-ku, Tokyo 158, Japan

Abstract

Carpamic acid and azimic acid, which are constructing units of dimeric lactone alkaloids, carpaine and azimine, were synthesized stereoselectively from endoperoxide of 2-methyl-1,2-dihydropyridine derivative.