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Ceftiofur hydrochloride

Ceftiofur hydrochloride
CAS 103980-44-5
 
Molecular Structure
 
 
Synonyms:(6r-(6alpha,7beta(z))-7-(((2-amino-4-thiazolyl)(methoxyimino)acetyl)amino)-3-(((2-furanylcarbonyl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid hydrochloride
Molecular Formula: C19H17N5O7S3.HCl 
Molecular Weight:560.03
CAS NO: 103980-44-5
Standards:Enterprise standard
Packing:5kg/tin

Character: off-white crystalline powder.
Assay(HPLC)(on anhydrous):≥98.0%;
Absorbance: ≤0.500A;
pH:2.0-4.0;
Walter(K.F.): ≤6.0%;
Suiphated ash: ≤0.5%;
4-keto-ceftiofur: ≤0.5%;
Impurity: ≤0.4%;
δ-3-cis-oxime:≤0.3%;
δ-3-anti-oxime: 2.0%;
Total imperities: ≤2.0%;