Cefuroxime Axetil

CAS number:64544-07-6

Molecular formula:C20H22N4O10S

molecular weight:510.4745

Chemical structure:

Name of product
Cefuroxime Axetil
Shelf life
2 years
TESTS
SPECIFICATIONS
RESULTS
CHARACTERS A white to almost white powder An almost white powde
Identification IR, infrared absorption spectrogram of the test solution is similar to that of the reference solution Conforms
Crystallinity Don’t show birefringence or exhibit extinction positions Conforms
Water <1.5% 0.37%
Diastereoisomer ratio The ratio of cefuroxime axetil diastereoisomer A to the sum of the cefuroxime axetil diastereoisomers A and B is: 0.48 〜0.55 0.52
Assay

745〜875u g/mg (c16h16n4o8s)

(calculated on the anhydrous basis)


812 u g/mg
Conclusion
The results conform with USP.