C - Chemistry – Metallurgy – 12 – N
Patent
C - Chemistry, Metallurgy
12
N
260/299, 195/96
C12N 1/20 (2006.01) A61K 31/40 (2006.01) C07D 477/20 (2006.01) C07D 487/04 (2006.01) C12P 17/18 (2006.01)
Patent
CA 1187015
Abstract: A new antibiotic having .beta.-lactamase inhibitory activity, PA-39504-X3 of the formula: Image and the pharmaceutically acceptable salts being useful as a drug, an animal drug and a disinfectant for inhibiting the growth of gram-positive and gram-negative pathogenic microorganisms and a process for preparing the same, being characterized by cultivating Streptomyces argenteolus PA-39504 or Streptomyces tokunonensis PA-31088 in a suit- able medium and isolating PA-39504-X3 from the cultured broth.
384426
Kondo Eiji
Matsumoto Kouichi
Shoji Jun'ichi
Tanaka Kentaro
Tsuji Naoki
Johnson Douglas S. Q.c.
Shionogi & Co. Ltd.
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