Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1981-12-24
1984-06-12
Berch, Mark L.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07D49804
Patent
active
044540698
ABSTRACT:
This invention provides a novel process for the preparation of clavulanic acid and pharmaceutically acceptable salts and esters thereof which process utilizes the preparation of the tertiary-butylamine salt of clavulanic acid optionally in the form of an acetone solvate and subsequently converting said salt into the desired product.
REFERENCES:
patent: 4144242 (1979-03-01), Fleming et al.
patent: 4244965 (1981-01-01), Howorth et al.
Beecham II, Chem. Abs. 90, 109963, (6-22-78).
Cook Michael A.
Curzons Alan D.
Wilkins Robert B.
Beecham Group Limited
Berch Mark L.
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