1-oxadethia cephalosporin hydroxamic acid derivatives

Details 1-oxadethia cephalosporin hydroxamic acid derivatives 1-oxadethia cephalosporin hydroxamic acid derivatives

1986-06-20

1987-11-10

Rizzo, Nicholas S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540300, C07D20508, A61K 31535

Patent

active

047058528

ABSTRACT:
An antibacterial cephalosporin hydroxamic acid derivative represented by the following formula (I), processes for its preparation, compositions containing the same as an active ingredient, and a method for killing bacteria by contacting with said compound. ##STR1## (wherein, R is acyl; R.sup.1 is hydrogen or methoxy; R.sup.2 is alkylene; R.sup.3 is hydrogen, aliphatic group or a hydroxy-protecting group; R.sup.4 is hydrogen or amino-protecting group; R.sup.5 is hydrogen, light metal atom or carboxy-protecting group; and X is oxygen, sulfur, or sulfinyl).

REFERENCES:
patent: 4138486 (1979-02-01), Manisada et al.

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