Novel organic amide compounds which are N-[6-[(substituted amino)phenyl]-1,2-dihydro-2-oxonicotinyl]penicillin and cephalosporin type compounds having broad spectrum antibacterial utility are provided by (a) reacting the free amino acid of the appropriate penicillin or cephalosporin or the acid salt or silylated derivative thereof with a reactive derivative of the corresponding N-6-[(substituted amino)phenyl]-1,2-dihydro-2-oxonicotinic acid or (b) reacting the free amino acid 6-amino-penicillanic acid, 7-aminocephalosporanic acid, 7-amino-3-methylceph-3-em-4-carboxylic acid or a related compound or the acid salt or silylated derivative thereof with a reactive derivative of the corresponding D-N-[6-[(substituted amino)phenyl]-1,2-dihydro-2-oxonicotinyl]-2-substituted glycine. Pharmaceutical compositions containing said compounds and methods for treating infections using said compositions are also disclosed.
本发明提供了一种新型有机酰胺化合物,即N-[6-[(取代
氨基)苯基]-1,2-二氢-2-氧基烟酰基]
青霉素和
头孢菌素类化合物,具有广谱抗菌作用。其中,方法包括(a)将适当的
青霉素或
头孢菌素的游离
氨基酸或其酸盐或
硅化衍
生物与相应的N-6-[(取代
氨基)苯基]-1,2-二氢-2-氧基
烟酸的反应衍
生物反应;或(b)将游离
氨基酸6-
氨基-青霉烷酸、
7-氨基头孢烷酸、7-
氨基-3-甲基头孢-3-酰基-4-
羧酸或相关化合物或其酸盐或
硅化衍
生物与相应的D-N-[6-[(取代
氨基)苯基]-1,2-二氢-2-氧基烟酰基]-2-取代甘
氨酸的反应衍
生物反应。本发明还揭示了含有该化合物的制药组合物以及使用该组合物治疗感染的方法。