Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Patent
1982-07-19
1984-07-03
Rizzo, Nicholas S.
Organic compounds -- part of the class 532-570 series
Organic compounds
Chalcogen in the nitrogen containing substituent
424246, C07D50136, A61K 31545
Patent
active
044580703
ABSTRACT:
Crystalline sodium cefoperazone and a process for the preparation thereof comprising the combining of an aqueous acetone solution of sodium cefoperazone with a solution of acetone-methylene chloride.
REFERENCES:
patent: 4087424 (1978-05-01), Saikawa et al.
Frost Albert E.
Knuth Charles J.
McManus James M.
Pfizer Inc.
Rizzo Nicholas S.
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