C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/226, 260/277
C07D 401/04 (2006.01) A61K 31/47 (2006.01)
Patent
CA 1290339
Title of the invention: Quinolonecarboxylic acid derivatives and their preparation Abstract of the invention: Quinolonecarboxylic acid derivatives of the following formu- la, Image wherein R is hydrogen atom or lower alkyl group, Alk is lower alkylene group and X is hydrogen atom or halogen atom; the hyd- rates and pharmaceutically acceptable salts thereof are useful as antibacterial agent.
518390
Hirai Keiji
Ishizaki Takayoshi
Masuzawa Kuniyoshi
Suzue Seigo
Borden Ladner Gervais Llp
Kyorin Pharmaceutical Co. Ltd.
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