Method for preparing stable crystals of salt of Ceftizoxime

Details Method for preparing stable crystals of salt of Ceftizoxime Method for preparing stable crystals of salt of Ceftizoxime

1981-07-16

1983-06-28

Rizzo, Nicholas S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Chalcogen in the nitrogen containing substituent

424246, 544 16, A61K 31545, C07D50104

Patent

active

043906940

ABSTRACT:
A method for preparing stable crystals of a salt of Ceftizoxime which comprises mixing an aqueous solution of a salt of Ceftizoxime and isopropyl alcohol and collecting the precipitating crystals. Crystals obtained in this manner are more stable than the crystals obtained from prior art methods involving mixed solvents of water and ethanol.

REFERENCES:
patent: 4294960 (1981-10-01), Takaya et al.

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