C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 7/10 (2006.01) C07D 205/08 (2006.01) C07D 217/24 (2006.01) C07D 221/20 (2006.01) C07D 239/86 (2006.01) C07D 239/88 (2006.01) C07D 265/12 (2006.01) C07D 265/22 (2006.01) C07D 279/08 (2006.01) C07D 401/06 (2006.01) C07D 403/06 (2006.01) C07D 413/06 (2006.01) C07D 417/06 (2006.01) C07D 477/00 (2006.01) C07D 477/04 (2006.01) C07F 9/547 (2006.01)
Patent
CA 2102772
The present invention is directed to an azetidinone compound of the formula [I]: (see formula I) wherein Ring B is a benzene ring which may have substituent(s), R1 is a hydroxy-substituted lower alkyl group which may have substituent(s), X is an oxygen atom and the like, Y is an oxygen atom and the like, and Z is a methylene group which may have substituent(s). The compound of the present invention is useful as a synthetic intermediate of the 1.beta.-methylcarbapenem-type antibacterial agent.
Iwasaki Tameo
Kondo Kazuhiko
Kirby Eades Gale Baker
Tanabe Seiyaku Co. Ltd.
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