Generated: December 12, 2017
DrugPatentWatch Database Preview
Details for Patent: 4,352,803
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Summary for Patent: 4,352,803
|Title:|| Novel naphthyridine derivatives, intermediates thereof, processes for preparation thereof, and use thereof|
|Abstract:||This invention relates to 1,8-naphthyridine compounds of the formula ##STR1## wherein X is a halogen atom especially fluorine atom, R.sub.1 is an ethyl group or a vinyl group, and R.sub.2 is a hydrogen atom or a lower alkyl group, their salts and processes for the preparation of them. The 1,8-naphthyridine compounds and their salts are useful as antibacterial agents and intermediates thereof.|
|Inventor(s):|| Matsumoto; Jun-ichi (Takatsuki, JP), Takase; Yoshiyuki (Amagasaki, JP), Nishimura; Yoshiro (Neyagawa, JP) |
|Assignee:|| Dainippon Pharmaceutical Co., Ltd. (Osaka, JP) Laboratoire Roger Bellon (Neuilly sur Seine, FR) |
Patent Claim Types:|
see list of patent claims
|Composition; Compound; Dosage form; Use; |
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Foreign Priority and PCT Information for Patent: 4,352,803
|Foriegn Application Priority Data|
||Foreign Patent Number
||Foreign Patent Date
|Japan||53/104235||Aug 25, 1978|
|Japan||53/157939||Dec 20, 1978|
|Japan||53/162095||Dec 29, 1978|
International Patent Family for Patent: 4,352,803
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