Process for the preparation of potassium clavulanate from lithiu

Details Process for the preparation of potassium clavulanate from lithiu Process for the preparation of potassium clavulanate from lithiu

1978-08-23

1981-03-10

Berch, Mark L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D49804

Patent

active

042553326

ABSTRACT:
The present invention provides a process for the preparation of potassium clavulanate which process comprises contacting a concentrated solution of lithium clavulanate with a concentrated solution of potassium fluoride, potassium orthophosphate, potassium metaphosphate potassium carbonate or potassium bicarbonate, separating off the resulting precipitated lithium fluoride, lithium orthophosphate, lithium metaphosphate or lithium carbonate and thereafter recovering the potassium clavulanate from solution.

REFERENCES:
patent: 4144242 (1979-03-01), Fleming et al.
"Handbook of Chemistry & Physics", p. B189, 48th Edition (Chemical Rubber Co.).

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