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Paper | Regular issue | Vol 31, No. 1, 1990, pp.79-86
Published online, 1st January, 1970
DOI: 10.3987/COM-89-5126
Synthesis of an Aminopyrazolidines Substituted Quinolone Acid

Kyoung Soon Kim* and Patrick C. Ryan

*Cancer and Infectious Diseases Research, The Upjohn Company, Kalamazoo, Michigan 49001, U.S.A.


A synthesis of a new heterocycle, 2-methyl-4-(S)-Cbz-aminopyrazolidine (2), and the preparation of aminopyrazolidine substituted quinolone acid 1 are reported.