Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1975-06-18
1977-04-05
Rizzo, Nicholas S.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
424246, C07D50120
Patent
active
040161609
ABSTRACT:
The present invention relates to new cephalosporanic acids and their derivatives and preparation thereof. More particularly, it relates to 7-dihaloalkanoylamido-3-heterocyclic-thiomethyl-3-cephem-4-carboxylic acids, their derivatives and their nontoxic pharmaceutically acceptable salts, which possess an antibacterial activity, process for preparation of the same and compositions thereof.
REFERENCES:
patent: 3555017 (1971-01-01), Bickel et al.
patent: 3855213 (1974-12-01), Dunn et al.
Masugi Takashi
Takaya Takao
Fujisawa Pharmaceutical Co. Ltd.
Rizzo Nicholas S.
Stemple, Jr. Dayton R.
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