NOVEL QUINOLONE- OR NAPHTHYRIDONECARBOXYLIC ACID DERIVATIVE OR SALT THEREOF

Title:

NOVEL QUINOLONE- OR NAPHTHYRIDONECARBOXYLIC ACID DERIVATIVE OR SALT THEREOF

Document Type and Number:

WIPO Patent Application WO/1996/005192

Kind Code:

A1

Abstract:

A quinolone- or naphthyridonecarboxylic acid derivative having a skeleton represented by general formula (I) at the 7-position and being useful as an antibacterial or a salt thereof, wherein R3 represents at least one group selected from among hydrogen, halogen, optionally substituted lower alkyl, lower alkoxy, lower alkylthio, nitro, cyano, optionally protected hydroxy and optionally protected amino; R4 represents at least one group selected from among hydrogen, optionally substituted lower alkyl, lower alkylidene and a group which forms a cycloalkane ring together with the carbon atom to which R4 is bonded; and R5 represents hydrogen, optionally substituted lower alkyl or cycloalkyl.

Inventors:

TODO YOZO (JP)
HAYASHI KAZUYA (JP)
TAKAHATA MASAHIRO (JP)
WATANABE YASUO (JP)
NARITA HIROKAZU (JP)

Application Number:

PCT/JP1995/001551

Publication Date:

February 22, 1996

Filing Date:

August 04, 1995

Export Citation:

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Assignee:

TOYAMA CHEMICAL CO LTD (JP)
TODO YOZO (JP)
HAYASHI KAZUYA (JP)
TAKAHATA MASAHIRO (JP)
WATANABE YASUO (JP)
NARITA HIROKAZU (JP)

International Classes:

C07D401/04; C07D471/04; C07D498/06; C07F7/22; (IPC1-7): C07D401/04; C07D471/04; C07F7/22; A61K31/47; A61K31/435

Foreign References:

JPH01319463A	1989-12-25
JPS61143365A	1986-07-01

Other References: