Ciprofloxacin

Ciprofloxacin is a second-generation fluoroquinolone that inhibits bacterial DNA gyrase and topoisomerase IV, providing broad-spectrum coverage across a wide range of Gram-negative and some Gram-positive pathogens, and remains a first-line agent for UTIs, respiratory infections and gastrointestinal infections. Simson Pharma's Ciprofloxacin reference standard and extensive impurity panel support the high-volume compendial QC this globally essential antibiotic demands.

Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) supply high-quality Ciprofloxacin Reference Standards, pharmacopoeial reference materials, and its related impurities to pharmaceutical manufacturers, CROs, analytical laboratories, universities, and regulatory organizations worldwide. To service the Europe and America market efficiently, Simson Pharma Limited has set up Simson Pharma Global Ltd. in United Kingdom and Simson Pharma Global LLC in USA respectively.

Pharmaceutical Reference Standards / Impurity Standards

Ciprofloxacin Hydrochloride
Ciprofloxacin Hydrochloride
  • CAT. No.C050000
  • CAS. No.93107-08-5
  • Mol. F.C17H18FN3O3.HCl
  • Mol. W.367.80 g/mol
  • Stock Status:Instock
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Ciprofloxacin
Ciprofloxacin
  • CAT. No.C050000A
  • CAS. No.85721-33-1
  • Mol. F.C17H18FN3O3
  • Mol. W.331.34 g/mol
  • Stock Status:Instock
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Ciprofloxacin Lactate
Ciprofloxacin Lactate
  • CAT. No.C050000B
  • CAS. No.97867-33-9
  • Mol. F.C20H24FN3O6
  • Mol. W.421.42 g/mol
  • Stock Status:Instock
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Ciprofloxacin
Ciprofloxacin
  • CAT. No.C050000D
  • CAS. No.85721-33-1
  • Mol. F.C17H18FN3O3
  • Mol. W.331.34 g/mol
  • Stock Status:Under Synthesis
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Ciprofloxacin EP Impurity A
Ciprofloxacin EP Impurity A
  • CAT. No.C050001
  • CAS. No.86393-33-1
  • Mol. F.C13H9ClFNO3
  • Mol. W.281.67 g/mol
  • Stock Status:Instock
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Ciprofloxacin EP Impurity B
Ciprofloxacin EP Impurity B
  • CAT. No.C050002
  • CAS. No.93107-11-0
  • Mol. F.C17H19N3O3
  • Mol. W.313.35 g/mol
  • Stock Status:Instock
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Ciprofloxacin EP Impurity B Hydrochloride
Ciprofloxacin EP Impurity B Hydrochloride
  • CAT. No.C050002A
  • CAS. No.2727369-47-1
  • Mol. F.C17H19N3O3.HCl
  • Mol. W.349.90 g/mol
  • Stock Status:Instock
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Ciprofloxacin EP Impurity C(Ethylenediamine Compound)
Ciprofloxacin EP Impurity C(Ethylenediamine Compound)
  • CAT. No.C050003
  • CAS. No.103222-12-4
  • Mol. F.C15H16FN3O3
  • Mol. W.305.30 g/mol
  • Stock Status:Instock
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Ciprofloxacin EP Impurity C
Ciprofloxacin EP Impurity C
  • CAT. No.C050003A
  • CAS. No.528851-31-2
  • Mol. F.C15H16FN3O3.HCl
  • Mol. W.341.80 g/mol
  • Stock Status:Instock
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Ciprofloxacin EP Impurity C Hydrochloride
Ciprofloxacin EP Impurity C Hydrochloride
  • CAT. No.C050003C
  • CAS. No.528851-31-2
  • Mol. F.C15H16FN3O3.HCl
  • Mol. W.341.77 g/mol
  • Stock Status:Under Synthesis
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Ciprofloxacin EP Impurity C Trifluroacetic acid
Ciprofloxacin EP Impurity C Trifluroacetic acid
  • CAT. No.C050003D
  • CAS. No.NA
  • Mol. F.C15H16FN3O3.C2HF3O2
  • Mol. W.419.33 g/mol
  • Stock Status:Instock
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Ciprofloxacin EP Impurity D
Ciprofloxacin EP Impurity D
  • CAT. No.C050004
  • CAS. No.133210-96-5
  • Mol. F.C17H18ClN3O3
  • Mol. W.347.80 g/mol
  • Stock Status:Instock
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Ciprofloxacin EP Impurity D Hydrochloride
Ciprofloxacin EP Impurity D Hydrochloride
  • CAT. No.C050004A
  • CAS. No.526204-10-4
  • Mol. F.C17H18ClN3O3.HCl
  • Mol. W.384.30 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin EP Impurity E
Ciprofloxacin EP Impurity E
  • CAT. No.C050005
  • CAS. No.105394-83-0
  • Mol. F.C16H18FN3O
  • Mol. W.287.33 g/mol
  • Stock Status:Instock
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Ciprofloxacin EP Impurity F
Ciprofloxacin EP Impurity F
  • CAT. No.C050006
  • CAS. No.226903-07-7
  • Mol. F.C17H19N3O4
  • Mol. W.329.40 g/mol
  • Stock Status:Limited Stock
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Ciprofloxacin EP Impurity F Hydrochloride
Ciprofloxacin EP Impurity F Hydrochloride
  • CAT. No.C050006A
  • CAS. No.226903-07-7(Free Base)
  • Mol. F.C17H20ClN3O4
  • Mol. W.365.81 g/mol
  • Stock Status:Under Synthesis
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Formyl Ciprofloxacin
Formyl Ciprofloxacin
  • CAT. No.C050007
  • CAS. No.93594-39-9
  • Mol. F.C18H18FN3O4
  • Mol. W.359.35 g/mol
  • Stock Status:Instock
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Ciprofloxacin Ethyl Ester
Ciprofloxacin Ethyl Ester
  • CAT. No.C050009
  • CAS. No.105404-65-7
  • Mol. F.C19H22FN3O3
  • Mol. W.359.35 g/mol
  • Stock Status:Instock
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Ethyl 3-(N,N-dimethylamino)acrylate
Ethyl 3-(N,N-dimethylamino)acrylate
  • CAT. No.C050011
  • CAS. No.1117-37-9
  • Mol. F.C7H13NO2
  • Mol. W.143.18g/mol
  • Stock Status:Instock
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6-Chloro-6-Defluoro Ciprofloxacin
6-Chloro-6-Defluoro Ciprofloxacin
  • CAT. No.C050014
  • CAS. No.93106-58-2
  • Mol. F.C17H18ClN3O3
  • Mol. W.347.80 g/mol
  • Stock Status:Instock
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N-Ethoxycarbonyl-ciprofloxacin
N-Ethoxycarbonyl-ciprofloxacin
  • CAT. No.C050015
  • CAS. No.93594-29-7
  • Mol. F.C20H22FN3O5
  • Mol. W.403.40 g/mol
  • Stock Status:Instock
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Ciprofloxacin Impurity 9
Ciprofloxacin Impurity 9
  • CAT. No.C050016
  • CAS. No.104599-90-8
  • Mol. F.C14H11ClFNO3
  • Mol. W.295.69 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin Impurity 5
Ciprofloxacin Impurity 5
  • CAT. No.C050017
  • CAS. No.NA
  • Mol. F.C14H12ClNO4
  • Mol. W.293.70 g/mol
  • Stock Status:Custom Synthesis
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1-cyclopropyl-6-chloro-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid.
1-cyclopropyl-6-chloro-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid.
  • CAT. No.C050018
  • CAS. No.NA
  • Mol. F.C14H12ClNO4
  • Mol. W.293.70 g/mol
  • Stock Status:Custom Synthesis
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1-cyclopropyl-6-fluoro-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
1-cyclopropyl-6-fluoro-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
  • CAT. No.C050019
  • CAS. No.NA
  • Mol. F.C14H12FNO4
  • Mol. W.277.25 g/mol
  • Stock Status:Custom Synthesis
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2,4-Dichloro-5-fluoroacetophenone
2,4-Dichloro-5-fluoroacetophenone
  • CAT. No.C050020
  • CAS. No.704-10-9
  • Mol. F.C8H5Cl2FO
  • Mol. W.27.3 g/mol
  • Stock Status:Custom Synthesis
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2,4-Dichloro-5-fluorobenzoyl chloride
2,4-Dichloro-5-fluorobenzoyl chloride
  • CAT. No.C050021
  • CAS. No.86393-34-2
  • Mol. F.C7H2Cl3FO
  • Mol. W.227.45 g/mol
  • Stock Status:Custom Synthesis
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2,4-Dichloro-5-fluorobenzoic Acid
2,4-Dichloro-5-fluorobenzoic Acid
  • CAT. No.C050022
  • CAS. No.86522-89-6
  • Mol. F.C7H3Cl2FO2
  • Mol. W.209.00 g/mol
  • Stock Status:Custom Synthesis
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Methyl-3-dimethylamino-2-(2,4-dichloro-5-fluorobenzoyl)acrylate
Methyl-3-dimethylamino-2-(2,4-dichloro-5-fluorobenzoyl)acrylate
  • CAT. No.C050023
  • CAS. No.NA
  • Mol. F.C13H12Cl2FNO3
  • Mol. W.320.14 g/mol
  • Stock Status:Custom Synthesis
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methyl-3-cyclopropylamino-2-(2,4-dichloro-5-fluorobenzoyl)acrylate
methyl-3-cyclopropylamino-2-(2,4-dichloro-5-fluorobenzoyl)acrylate
  • CAT. No.C050024
  • CAS. No.NA
  • Mol. F.C14H12Cl2FNO3
  • Mol. W.332.15 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin Impurity 6
Ciprofloxacin Impurity 6
  • CAT. No.C050025
  • CAS. No.105392-20-9
  • Mol. F.C14H14Cl2FNO3
  • Mol. W.334.17 g/mol
  • Stock Status:Instock
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ethyl(Z)-3-(cyclopropylamino)-2-(2,4-dichloro-5-fluorobenzoyl)acrylate
ethyl(Z)-3-(cyclopropylamino)-2-(2,4-dichloro-5-fluorobenzoyl)acrylate
  • CAT. No.C050026
  • CAS. No.NA
  • Mol. F.C15H14Cl2FNO3
  • Mol. W.346.18 g/mol
  • Stock Status:Custom Synthesis
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methyl 2,4-dichloro-5-fluoro-benzoyl acetate
methyl 2,4-dichloro-5-fluoro-benzoyl acetate
  • CAT. No.C050027
  • CAS. No.NA
  • Mol. F.C10H7Cl2FO3
  • Mol. W.265.07 g/mol
  • Stock Status:Custom Synthesis
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methyl7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate
methyl7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate
  • CAT. No.C050028
  • CAS. No.NA
  • Mol. F.C14H11ClFNO3
  • Mol. W.295.69 g/mol
  • Stock Status:Custom Synthesis
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ethyl7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate
ethyl7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate
  • CAT. No.C050029
  • CAS. No.NA
  • Mol. F.C15H13ClFNO3
  • Mol. W.309.72 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Ciprofloxacin
N-Nitroso Ciprofloxacin
  • CAT. No.C050030
  • CAS. No.864443-44-7
  • Mol. F.C17H17FN4O4
  • Mol. W.360.12 g/mol
  • Stock Status:Instock
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Ciprofloxacin Impurity I
Ciprofloxacin Impurity I
  • CAT. No.C050031
  • CAS. No.528851-30-1
  • Mol. F.C15H17Cl2N3O3
  • Mol. W.358.22 g/mol
  • Stock Status:Instock
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1-Cyclopropyl-7-chloro-6-methoxy-1,4-dihydro-4-oxo-quinoline-3-carboxylic acid
1-Cyclopropyl-7-chloro-6-methoxy-1,4-dihydro-4-oxo-quinoline-3-carboxylic acid
  • CAT. No.C050032
  • CAS. No.NA
  • Mol. F.C14H12ClNO4
  • Mol. W.293.7 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin Chloro Analog Acid
Ciprofloxacin Chloro Analog Acid
  • CAT. No.C050033
  • CAS. No.93107-31-4
  • Mol. F.C13H9Cl2NO3
  • Mol. W.298.12 g/mol
  • Stock Status:Instock
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Ciprofloxacin Impurity 8
Ciprofloxacin Impurity 8
  • CAT. No.C050034
  • CAS. No.1267935-86-3
  • Mol. F.C15H15NO5
  • Mol. W.289.28 g/mol
  • Stock Status:Custom Synthesis
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6-((2-Aminoethyl)amino)-7-chloro-1-cyclopropyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
6-((2-Aminoethyl)amino)-7-chloro-1-cyclopropyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
  • CAT. No.C050035
  • CAS. No.528851-85-6
  • Mol. F.C15H16ClN3O3
  • Mol. W.321.76 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin Impurity 15
Ciprofloxacin Impurity 15
  • CAT. No.C050036
  • CAS. No.86483-53-6
  • Mol. F.C15H14Cl2FNO3
  • Mol. W.346.18 g/mol
  • Stock Status:Custom Synthesis
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(Z)-Ethyl-3-(cyclopropylamino)-2-(2,4,5-trichlorobenzoyl)acrylate
(Z)-Ethyl-3-(cyclopropylamino)-2-(2,4,5-trichlorobenzoyl)acrylate
  • CAT. No.C050037
  • CAS. No.NA
  • Mol. F.C15H14Cl3NO3
  • Mol. W.362.64 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Ciprofloxacin EP Impurity C
N-Nitroso Ciprofloxacin EP Impurity C
  • CAT. No.C050041
  • CAS. No.NA
  • Mol. F.C15H15FN4O4
  • Mol. W.334.30 g/mol
  • Stock Status:Custom Synthesis
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Sulfociprofloxacin disodium salt
Sulfociprofloxacin disodium salt
  • CAT. No.C050042
  • CAS. No.NA
  • Mol. F.C17H16FN3Na2O6S
  • Mol. W.455.37 g/mol
  • Stock Status:Instock
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6-Chloro-1-cyclopropyl-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid,hydrochloride
6-Chloro-1-cyclopropyl-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid,hydrochloride
  • CAT. No.C050043
  • CAS. No.NA
  • Mol. F.C17H19Cl2N3O3
  • Mol. W.384.26 g/mol
  • Stock Status:Custom Synthesis
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3-(2-(Cyclopropylamino)-5-fluoro-4-(piperazin-1-yl)phenyl)-2-formyl-3-oxopropanoic acid
3-(2-(Cyclopropylamino)-5-fluoro-4-(piperazin-1-yl)phenyl)-2-formyl-3-oxopropanoic acid
  • CAT. No.C050044
  • CAS. No.NA
  • Mol. F.C17H20FN3O4
  • Mol. W.349.36 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin Impurity 17
Ciprofloxacin Impurity 17
  • CAT. No.C050045
  • CAS. No.NA
  • Mol. F.C21H27N5O3
  • Mol. W.397.50 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin N-Oxide
Ciprofloxacin N-Oxide
  • CAT. No.C050046
  • CAS. No.860033-22-3
  • Mol. F.C17H18FN3O4
  • Mol. W.347.34 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin EP Impurity D Trifluororacetate
Ciprofloxacin EP Impurity D Trifluororacetate
  • CAT. No.C050048
  • CAS. No.NA
  • Mol. F.C17H18ClN3O3.C2HF3O2
  • Mol. W.461.82 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Ciprofloxacin EP Impurity B
N-Nitroso Ciprofloxacin EP Impurity B
  • CAT. No.C050049
  • CAS. No.NA
  • Mol. F.C17H18N4O4
  • Mol. W.342.40 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Ciprofloxacin EP Impurity D
N-Nitroso Ciprofloxacin EP Impurity D
  • CAT. No.C050050
  • CAS. No.NA
  • Mol. F.C17H17ClN4O4
  • Mol. W.376.80 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Ciprofloxacin EP Impurity E
N-Nitroso Ciprofloxacin EP Impurity E
  • CAT. No.C050051
  • CAS. No.NA
  • Mol. F.C16H17FN4O2
  • Mol. W.316.30 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Ciprofloxacin EP Impurity F
N-Nitroso Ciprofloxacin EP Impurity F
  • CAT. No.C050052
  • CAS. No.NA
  • Mol. F.C17H18N4O5
  • Mol. W.358.40 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin Impurity 2
Ciprofloxacin Impurity 2
  • CAT. No.C050053
  • CAS. No.122224-30-0
  • Mol. F.C17H18FN3O3
  • Mol. W.331.34 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin impurity 3
Ciprofloxacin impurity 3
  • CAT. No.C050054
  • CAS. No.160069-90-9
  • Mol. F.C13H11ClFNO3
  • Mol. W.283.68 g/mol
  • Stock Status:Custom Synthesis
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Ciprofloxacin Hemisulfate Impurity
Ciprofloxacin Hemisulfate Impurity
  • CAT. No.C050055
  • CAS. No.93398-92-6
  • Mol. F.2C20H22FN3O5.H2O4S
  • Mol. W.904.89 g/mol
  • Stock Status:Custom Synthesis
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Metabolites

Ciprofloxacin Piperazinyl-N4-sulfate
Ciprofloxacin Piperazinyl-N4-sulfate
  • CAT. No.C050038
  • CAS. No.105093-21-8
  • Mol. F.C17H18FN3O6S
  • Mol. W.411.40 g/mol
  • Stock Status:Custom Synthesis
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Oxociprofloxacin
Oxociprofloxacin
  • CAT. No.C050039
  • CAS. No.103237-52-1
  • Mol. F.C17H16FN3O4
  • Mol. W.345.33 g/mol
  • Stock Status:Instock
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7-(4-acetylpiperazin-1-yl)-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
7-(4-acetylpiperazin-1-yl)-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
  • CAT. No.C050040
  • CAS. No.NA
  • Mol. F.C19H20FN3O4
  • Mol. W.373.38 g/mol
  • Stock Status:Instock
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Isotope Labelled Compounds

Ciprofloxacin-D8 Hydrochloride
Ciprofloxacin-D8 Hydrochloride
  • CAT. No.C050008
  • CAS. No.1216659-54-9
  • Mol. F.C17H11D8FN3O3Cl
  • Mol. W.375.85 g/mol
  • Stock Status:Under Synthesis
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Ciprofloxacin-D8
Ciprofloxacin-D8
  • CAT. No.C050008A
  • CAS. No.1130050-35-9
  • Mol. F.C17H10D8FN3O3
  • Mol. W.339.39 g/mol
  • Stock Status:Instock
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N-Nitroso Ciprofloxacin D8
N-Nitroso Ciprofloxacin D8
  • CAT. No.C050047
  • CAS. No.NA
  • Mol. F.C17H9D8FN4O4
  • Mol. W.368.04 g/mol
  • Stock Status:Instock
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