17850 Sigma-Aldrich


≥98% (HPLC)

Synonym: 1-Cyclopropyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid, Ciprobay

  • CAS Number 85721-33-1

  • Empirical Formula (Hill Notation) C17H18FN3O3

  • Molecular Weight 331.34

  •  Beilstein/REAXYS Number 3568352

  •  MDL number MFCD00185755

  •  PubChem Substance ID 329751572



Related Categories 1694 Pharmaceuticals & Personal Care Products, A - K, Additional Standards, Analytical Standards, Analytical/Chromatography,
Agency/Method   EPA 1694
Quality Level   200
assay   ≥98% (HPLC)
form   powder or crystals
Featured Industry   Environmental
Mode of action   DNA synthesis | interferes
  enzyme | inhibits
antibiotic activity spectrum   Gram-negative bacteria
  Gram-positive bacteria
SMILES string   OC(=O)C1=CN(C2CC2)c3cc(N4CCNCC4)c(F)cc3C1=O
InChI   1S/C17H18FN3O3/c18-13-7-11-14(8-15(13)20-5-3-19-4-6-20)21(10-1-2-10)9-12(16(11)22)17(23)24/h7-10,19H,1-6H2,(H,23,24)
Gene Information   human ... CYP1A2(1544), KCNH1(3756)
rat ... Gabra1(29705)


General description

Chemical structure: fluoroquinolone


5, 25 g in poly bottle

Safety & Documentation

Safety Information

Personal Protective Equipment 
NONH for all modes of transport
WGK Germany 
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable


Certificate of Analysis (COA)

Please Enter a Lot Number

Certificate of Origin (COO)

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Frequently Asked Questions

Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
How do I get lot-specific information or a Certificate of Analysis?
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
What is the solubility of Product 17850, Ciprofloxacin?
17850 is the free base of ciprofloxacin. It is soluble in 0.1N HCl at 25 mg/ml.Ciprofloxacin is poorly soluble in DMSO. For HPLC, dissolve the sample material in a mixture ofAcetonitril/Phosphoric acid pH 2.4 by ultrasonification (5 mg/10 ml solvent).
CanProduct 17850, Ciprofloxacin, be used in cell culture?
We have not done cell culture testing with this product.
What is the potency of Product 17850, Ciprofloxacin?
The potency of this product has not been determined by our Quality Control or by our supplier.
CanProduct 17850, Ciprofloxacin, be used to remove Mycoplasma contaminations?
We have not tested the product for that application. However, there is a reference in Roche's Biochemica Newsletter Issue 1 from 1996 that describes using Ciprofloxacin in mycoplasma contamination. Please find the information here.
How do I find price and availability?
There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote. USA customers: 1-800-325-3010 or view local office numbers.
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
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