Fluorinated quinolone antibacterial.This compound is a contaminant of emerging concern (CECs).Synonyms:1-Cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic Acid, Bayq 3939; PAL-12; CiflafinCAS Number:85721-33-1Molecular Formula:C₁₇H₁₈FN₃O₃Molecular Weight:331.35Purity: 98-102% (HPLC)Fluoroquinolonic Acid:≤0.2%Appearance:Supplied as a white to pale yellow powderClarity and Color:Clear to slightly opalescent (0.25g in 10ml 0.1M HCl)Heavy Metals:≤0.002%Chloride (Cl-):≤0.02%Sulfate (SO42-):≤0.04%Infrared Spectrum:Conforms to structureLoss on Drying:≤1%Residue On Ignition: ≤0.1%Related Substances:Ciprofloxacin ethylenediamine analog: ≤0.2% Any other single impurity: ≤0.2%Total impurities: ≤0.5%Storage and Stability:Store at 4ºC. Stable for 6 months after receipt.Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.