Impurity Standards

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Ciprofloxacin EP Impurity C

Product Code:
DH /CFN/1003
Molecular Formula:
C15H16FN3O3
CAS Number:
103222-12-4
Molecular Weight:
305.3
Synonyms: 7-[(2-Aminoethyl)amino]-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid


Ciprofloxacin EP Impurity D

Product Code:
DH /CFN/1004
Molecular Formula:
C17H18ClN3O3
CAS Number:
133210-96-5
Molecular Weight:
347.8
Synonyms: 7-Chloro-1-cyclopropyl-4-oxo-6-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid


Ciprofloxacin EP Impurity E

Product Code:
DH /CFN/1005
Molecular Formula:
C16H18FN3O
CAS Number:
105394-83-0
Molecular Weight:
287.33
Synonyms: 1-Cyclopropyl-6-fluoro-7-(piperazin-1-yl)quinolin-4(1H)-one


Ciprofloxacin EP Impurity F

Product Code:
DH /CFN/1006
Molecular Formula:
C17H19N3O4
CAS Number:
226903-07-7
Molecular Weight:
329.35
Synonyms: 1-Cyclopropyl-6-hydroxy-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid


Ciprofloxacin Chloro Analog

Product Code:
DH /CFN/1007
Molecular Formula:
C17H18ClN3O3
CAS Number:
93106-58-2
Molecular Weight:
347.8
Synonyms: 6-Chloro-1-cyclopropyl-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinoline carboxylic Acid


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