Cefdinir introduction:
Synonyms: 8-[2-(2-amino-1,3-thiazol-4-yl)-1-hydroxy-2-nitroso-ethenyl]amino-4-ethenyl-7-oxo-2-thia-6-azabicyclo[4.2.0]oct-4-ene-5-carboxylicacid
CAS NO.: 91832-40-5
MF: C14H13N5O5S2
MW: 395.41
InChI: 1/C14H13N5O5S2/c1-2-5-3-25-12-8(11(21)19(12)9(5)13(22)23)17-10(20)7(18-24)6-4-26-14(15)16-6/h2,4,8,12,24H,1,3H2,(H2,15,16)(H,17,20)(H,22,23)/b18-7-/t8-,12-/m1/s1
Density: 1.89g/cm3
Appearance:Yellow Crystalline Powder
Assay: 99.0%min
Standard: CP/USP/EP/BP
cefdinir Specification:
| ITEM |
SPECIFICATION |
| Appearance |
White to pale yellow crystalline powder |
| Assay |
≥94.0% (Calculated on anhydrous substance) |
| Identification |
Conforms the test |
| Heavy Metals |
≤0.0010% |
| pH |
2.5~4.5 |
| Total Impurities |
≤3.0% |
| Residue of ignition |
≤0.2%
|
| Water Content |
≤2.0% |