Process for preparing cephalosporin compounds

Details Process for preparing cephalosporin compounds Process for preparing cephalosporin compounds

1989-06-28

1991-06-25

Rizzo, Nicholas S.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540221, 540227, 540225, C07D50106

Patent

active

050268422

ABSTRACT:
Reaction of a 7-aminocephalosporanic acid with a carboxylic acid in the presence of a dehydration condensing agent and an acid or acid complex provides the corresponding amide in high yield and high purity.

REFERENCES:
patent: 4614819 (1986-09-01), Nagai et al.
patent: 4888332 (1989-12-01), Ohnishi et al.

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