Buy high quality Cefalexin EP Impurity B with CAS No - 22252-43-3 from Chemicea Pharma. Chemicea Pharma is one of the leading manufacturer and exporter of Cefalexin EP Impurity B

Cefalexin EP Impurity B

CAT. No. CP-C159002
CAS. No. 22252-43-3
Mol. F. C8H10N2O3S
Mol. Wt. 214.24
Stock Status In Stock
Rel. Cas No 111696-41-4 (HCl salt) ; 56871-82-0 (Na salt)
VIEW COA Sample PDF

Product Description


  • Category:Impurity Standards
  • Synonyms:7-Aminodesacetoxycephalosporanic acid ; 7-ADCA
  • Chemical Name:(6R,7R)-7-Amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (as per EP)

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