The compound 6-[D(-)alpha-amino-phenylacetamido]penicillanic acid and salts or hydrates thereof wherein the amino group is substituted with a 5 to 6-membered heterocyclic ring, useful as antibacterial therapeutic agents in the treatment of infectious diseases caused by Gram-positive and Gram-negative bacteria and which are stable in aqueous solutions.
化合物6-[D(-)α-
氨基
苯乙
酰胺基]青霉烷酸及其盐或
水合物,其中
氨基被5至6元杂环环替代,可用作治疗由革兰氏阳性和革兰氏阴性细菌引起的感染性疾病的抗菌治疗剂,且在
水溶液中稳定。