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Cefalexin EP Impurity B

Product Code:

CFX/1002

CAS Number:

22252-43-3

Molecular Formula:

C8H10N2O3S

Molecular Weight:

214.24
Synonyms : 7-Aminodesacetoxycephalosporanic acid

Cefalexin EP Impurity C

Product Code:

CFX/1003

CAS Number:

72528-40-6

Molecular Formula:

C24H24N4O5S

Molecular Weight:

480.54
Synonyms : (6R,7R)-7-[[(2R)-2-[[(2R)-2-Amino-2-phenylacetyl]amino]-2-phenylacetyl] amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

Cefalexin EP Impurity D

Product Code:

CFX/1004

CAS Number:

34876-35-2

Molecular Formula:

C5H6O2S

Molecular Weight:

130.16
Synonyms : 3-Hydroxy-4-methylthiophen-2(5H)-one