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    Cephalosporin Nucleus Series
[ 7-Amino-3-vinyl-3-cephem-4-carboxylic acid ] 7-AVCA  CAS NO 79349-82-9
 
 
  1. Structure:  
  2. Molecular Formula:C9H10N2O3S
3. Molecular Weight: 226.04		  
  4. Specifications:  
 

Appearance

White or yellowish crystalline powder

 

Identification

IR,NMR positive

  Assay (HPLC)
≥ 97.0%
  Water (K.F.)
≤ 1.0%
  Loss on drying
≤ 1.0%
  5. Usage: Intermediate for cefixime and cefdinir
6. Packing: 25 kg/drum
7. Storage: It should be stored at dry, cool and avoid light.		  
 
     
   
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