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.
本发明涉及新的5-
乙炔基
喹啉酮和5-
乙烯基喹啉酮以及-
萘啉
酮羧酸,以及它们的制备方法,以及含有它们的抗菌组合物和饲料添加剂。