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C63-amide derivatives of 34-de (acetylglucosaminyl) -34-deoxy-teicoplanin and their use as medicaments against bacteria resistant to glycopeptide antibiotics
C63-amide derivatives of 34-de (acetylglucosaminyl) -34-deoxy-teicoplanin and their use as medicaments against bacteria resistant to glycopeptide antibiotics
C63-Amide derivatives of 34-de(acetylglucosaminyl) -34-deoxy-teicoplanin wherein the amide moiety is derived from a di- or poly-amine. The derivatives are prepared by reacting 34-de(acetylglucosaminyl)- 34-deoxy-teicoplanins with an active esters forming reagent such as chloroacetonitrile and then contacting said active esters with the appropriate di- or polyamine. The amide derivatives which are active against Gram-positive microorganisms, in particular against Group A Streptococci were found to be active also against bacteria which are resistant to glycopeptide antibiotics.
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