Oxacephalosporins and anti-bacterial composition containing same

Details Oxacephalosporins and anti-bacterial composition containing same Oxacephalosporins and anti-bacterial composition containing same

1981-11-19

1983-08-16

Jiles, Henry R.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Bacterium or component thereof or substance produced by said...

42424852, 542413, A61K 31535, C07D49804

Patent

active

043991351

ABSTRACT:
New oxacephalosporins of the general formula (I), in which R is optionally N-oxidised pyridyl, pyrimidin-2-yl, substituted pyridazin-3-yl, 5,6-dioxo-1,4,5,6-tetrahydro-1,2,4-triazin-3-yl substituted in the 4-position, substituted 1-alkyl-1,3,4-triazol-5-yl or 1,2,4-triazol-5-yl, 5,6-dioxo-1,4,5,6-tetrahydro-1,2,4-triazin-3-yl substituted in the 1-position, 5,6-dioxo-1,4,5,6-tetrahydro-1,2,4-triazin-3-yl substituted in the 2-position, substituted or unsubstituted 2-alkyl-2,5-dihydro-5-oxo-1,2,4-triazin-3-yl, 1-amino-1,2-dihydro-2-oxo-pyrimidin-4-yl, substituted 1,3,4-thiadiazol-5-yl or tetrazol-5-yl substituted in the 1-position, R' is a substituted 2-(2-aminothiazol-4-yl)-acetyl radical or an .alpha.-carboxyarylacetyl radical and R" is a hydrogen atom or a methoxy radical in the 7.alpha.-position, and also their salts, their preparation and the medicaments in which they are present. ##STR1##

REFERENCES:
patent: 4226864 (1980-10-01), Narisada et al.

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