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Ceftiofur HCl STEILE MICRO CAS No.: 103980-44-5

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  Post Date: Dec 03,2013
  Expiry Date: Dec 03,2014
  Detailed Description: Cas No. :103980-44-5 Description: Off-white or light yellow crystalline powder

Solubility:Soluble in DMF，slightly soluble in aqueous solution of Sodium Bicarbonate 5% and slightly soluble in methanol

Loss on drying:4.7%

P H:2.3

Water:2.9%

Specific rotation:-119°

Absorbance:0.450A

Sulphated ash:0.3 %

Bacterial endotoxins:≤0.4IU/mg

Related substance: Cefotaxime≤1.5%

Total Related Substances≤2.0%

Assay :Ceftiofur HCl≥98%（area normalization method）

Micronized: 99.5 % less than 10 micron

  CAS Registry Number:

103980-44-5
  Synonyms: ;Ceftiofur hcl;(6R,7R)-7-[2-(2-Aminothiazol-4-yl)-2-(methylimino)actylamino] -3-[(2-furanylcarbonyl) thiomethyl]-3-cephem-4-carboxylic acid Hydrochloride;7-[(Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-(methoxy-imino)acetamido]-3-(2-furoylthiomethyl)-3-cephem-4-carboxylic acid Hydrochloride; ;(6R,7R)-7-{[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetyl]amino}-3-{[(furan-2-ylcarbonyl)sulfanyl]methyl}-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid hydrochloride;7-{[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetyl]amino}-3-{[(furan-2-ylcarbonyl)sulfanyl]methyl}-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid hydrochloride (1:1);(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: 560.0235
  Molecular Structure: 103980-44-5 Ceftiofur hydrochloride

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