5-vinyl-and 5-ethinyl-quinolone- and -naphthyridone-carboxylic acids
申请人:Bayer Aktiengesellschaft
公开号:US05659038A1
公开(公告)日:1997-08-19
The invention relates to new 5-vinyl- and 5-ethinylquinolone- and -naphthyridonecarboxylic acids, to processes for their preparation, and to antibacterial compositions and feed additives containing them.