Cefixime

CAS number:79350-37-1

Molecular formula:C16H15N5O7S2

molecular weight:453.45000

Chemical structure:

Product name Cefixime
Shelf life 2 years
TEST SPECIFICATION RESULT
Description White or light yellow crystalline powder Light yellow crystalline powder
Identification (IR) Corresponding Complies
Specific Rotation -75。〜-88。 -83。
pH 2.6 ~ 4.1 3.4
Water 9.0~ 12.0% 10.4%
Crystallinity Meets the requirements Complies
Chromatographic purity Any individual impurity Total impurities Not more than 1.0% Not more than 2.0%
0.12%
Assay (on anhydrous basis) 950 〜1030 u g/mg 996 u g/mg
Residual Slovent Acetone Ethyl Acetate Not more than 0.5% Not more than 0.5% Not detected 0.3%
The above product complies as per USP34