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ChemicalBook >  Product Catalog >  Analytical Chemistry >  Standard >  Pharmaceutical Impurity Reference Standards >  1-ETHYL-7-CHLORO-6-FLUORO-1,4-DIHYDRO-4-OXOQUINOLINE-3-CARBOXYLIC ACID

1-ETHYL-7-CHLORO-6-FLUORO-1,4-DIHYDRO-4-OXOQUINOLINE-3-CARBOXYLIC ACID

Basic information Safety Supplier Related

1-ETHYL-7-CHLORO-6-FLUORO-1,4-DIHYDRO-4-OXOQUINOLINE-3-CARBOXYLIC ACID Basic information

Product Name:
1-ETHYL-7-CHLORO-6-FLUORO-1,4-DIHYDRO-4-OXOQUINOLINE-3-CARBOXYLIC ACID
Synonyms:
  • 7-chloro-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinolind-3-carboxylic acid
  • Norfloxacin EP Impurity A
  • 7-CHLORO-1,4-DIHYDRO-1-ETHYL-6-FLUORO-4-OXO-3-QUINOLINECARBOXYLIC ACID
  • 7-CHLORO-1-ETHYL-6-FLUORO-1,4-DIHYDRO-4-OXO-3-QUINOLINE CARBOXYLIC ACID
  • 7-CHLORO-1-ETHYL-6-FLUORO-1,4-DIHYDRO-4-OXO QUINOLINE-3-CARBOXYLIC ACID
  • 7-CHLORO-1-ETHYL-6-FLUORO-4-OXOHYDROQUINOLINE-3-CARBOXYLIC ACID
  • AKOS 1303
  • 1-ETHYL-7-CHLORO-6-FLUORO-1,4-DIHYDRO-4-OXOQUINOLINE-3-CARBOXYLIC ACID
CAS:
68077-26-9
MF:
C12H9ClFNO3
MW:
269.66
EINECS:
614-262-4
Product Categories:
  • Aromatics
  • Intermediates & Fine Chemicals
  • Pharmaceuticals
Mol File:
68077-26-9.mol
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1-ETHYL-7-CHLORO-6-FLUORO-1,4-DIHYDRO-4-OXOQUINOLINE-3-CARBOXYLIC ACID Chemical Properties

Melting point:
245°C
Boiling point:
437.9±45.0 °C(Predicted)
Density 
1.3905 (estimate)
storage temp. 
Sealed in dry,2-8°C
solubility 
DMSO (Slightly, Heated), Methanol (Slightly, Heated)
pka
-0.21±0.20(Predicted)
color 
White to Pale Yellow
InChIKey
WNNSMMJBBOPPOT-UHFFFAOYSA-N
CAS DataBase Reference
68077-26-9(CAS DataBase Reference)
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Safety Information

Risk Statements 
52/53
Safety Statements 
61
HazardClass 
IRRITANT
HS Code 
2933599550

MSDS

  • Language:English Provider:ACROS
  • Language:English Provider:ALFA
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1-ETHYL-7-CHLORO-6-FLUORO-1,4-DIHYDRO-4-OXOQUINOLINE-3-CARBOXYLIC ACID Usage And Synthesis

Chemical Properties

White powder

Uses

7-Chloro-1-ethyl-6-fluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic Acid (Norfloxacin EP Impurity A) is a Norfloxacin intermediate. Norfloxacin EP Impurity A; Norfloxacin USP Related Compound A (7-Chloro-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid).

1-ETHYL-7-CHLORO-6-FLUORO-1,4-DIHYDRO-4-OXOQUINOLINE-3-CARBOXYLIC ACIDSupplier

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