申请人:DAIICHI PHARMACEUTICAL CO., LTD.
公开号:US20040142957A1
公开(公告)日:2004-07-22
(−)-7-[(7S)-7-Amino-5-azaspiro[2.4]heptan-5-yl]-6-fluoro-1-[(1R, 2S)-2-fluoro-1-cyclopropyl]-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid.1HCl.1H
2
O and antibacterial compositions containing this compound. The compound of the present invention exhibits not only excellent antibacterial activity and safety, but also remarkable stability against light and humidity, and is thus useful as an antibacterial agent.
(-)-7-[(7S)-7-氨基-5-氮杂螺[2.4]庚烷-5-基]-6-氟-1-[(1R,2S)-2-氟-1-环丙基]-1,4-二氢-8-甲氧基-4-氧基-3-喹啉羧酸.1HCl.1H2O和含有该化合物的抗菌组合物。本发明的化合物不仅具有优异的抗菌活性和安全性,而且对光和湿度具有显著的稳定性,因此可用作抗菌剂。