Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1978-06-05
1980-11-18
Rizzo, Nicholas S.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
544 21, C07D50157
Patent
active
042345782
ABSTRACT:
6.beta.-(R.sub.a)(R.sub.b)N-methylaryl-acetylamino-6.alpha.-methoxy-2,2-dim ethylpenam-3-carboxylic acid compounds and 7.beta.-(R.sub.a)(R.sub.b)N-methylaryl-acetylamino-7.alpha.-methoxy-3-ceph em-4-carboxylic acid compounds, wherein R.sub.a and R.sub.b independently of each other represent hydrogen or optionally substituted lower alkyl, or wherein R.sub.a and R.sub.b conjointly denote optionally substituted lower alkylene, wherein the aminomethyl-substituted aryl radical represents a corresponding thienyl, furyl or phenyl radical, and wherein the 3-position in 3-cephem compounds is unsubstituted or substituted by a modified hydroxyl group or an optionally substituted methyl group, exhibit antibiotic action against Gram-negative or Gram-positive micro-organisms.
REFERENCES:
patent: 4024249 (1977-05-01), Muller et al.
Bickel Hans
Muller Beat
Peter Heinrich
Schneider Peter
Ciba-Geigy Corporation
Maitner John J.
Rizzo Nicholas S.
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