Beta-lactam compound and process for production thereof

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

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540221, C07D50157, A61K 31545

Patent

active

049506609

ABSTRACT:
The present invention relates to a cephem compound of formula (III) shown in the description. The compound is useful as an intermediate for the synthesis of .beta.-lactam antibiotics of new class and also to a process for producing the same. The cephem compound (III) is produced by reacting a cephem compound of formula (I) with a nitrogen-containing compound of formula (II) under acid-capturing conditions. The process can be performed easily under mild conditions.

REFERENCES:
patent: 4385178 (1983-05-01), Saikawa et al.
patent: 4560750 (1985-12-01), Atsumi et al.

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