Process for the preparation of cephem derivatives

Details Process for the preparation of cephem derivatives Process for the preparation of cephem derivatives

1988-03-11

1989-08-01

Rizzo, Nicholas S.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540230, 540222, C07D50102

Patent

active

048534684

ABSTRACT:
This invention provides azetidinone derivatives represented by the formula ##STR1## and processes for preparing the same. The azetidinone derivatives are used as the intermediates for producing cephalosporin compounds useful as antibiotic agents.

REFERENCES:
patent: 4058521 (1977-11-01), Uyeo et al.

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