Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1974-12-23
1976-03-30
Rizzo, Nicholas S.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
424246, C07D50120
Patent
active
039474151
ABSTRACT:
A novel crystalline derivative comprising the sodium salt of cefamandole and L(-) ethyl lactate is herein defined. This derivative can be used to purify impure amorphous cefamandole sodium by the steps of preparing the crystalline derivative, isolating it from the mixture, and regenerating cefamandole sodium therefrom.
REFERENCES:
patent: 3840531 (1974-10-01), Greene
Eli Lilly and Company
Martens, Jr. William C.
Rizzo Nicholas S.
Smith Everet F.
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