The invention provides 4-pyridone-3-carboxylic acids and derivatives thereof together with a method for their preparation. Also included in the invention are compositions containing said 4-pyridone-3-carboxylic acids and derivatives and the use of said compounds and compositions as antibacterial and/or antifungal agents or for animal growth promotion or improved feed utilization.
本发明提供4-
吡啶酮-3-
羧酸及其衍
生物,以及其制备方法。本发明还包括含有所述4-
吡啶酮-3-
羧酸及其衍
生物的组合物,以及将所述化合物和组合物作为抗菌和/或抗真菌剂或用于动物生长促进或改善饲料利用的用途。