A fluoroquinolone antibiotic
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Ciprofloxacin (hydrochloride hydrate)

Item No. 14286

Technical Information
Formal Name
1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid, monohydrochloride, monohydrate
CAS Number
86393-32-0
Molecular Formula
C17H18FN3O3 • HCl [H2O]
Formula Weight
Purity
≥95%
A crystalline solid
λmax
206, 280, 318 nm
SMILES
FC1=CC2=C(C=C1N3CCNCC3)N(C4CC4)C=C(C(O)=O)C2=O.Cl.O
InChi Code
InChI=1S/C17H18FN3O3.ClH.H2O/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);1H;1H2
InChi Key
ARPUHYJMCVWYCZ-UHFFFAOYSA-N
Origin
Synthetic
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    Product Description

    Ciprofloxacin is a fluoroquinolone antibiotic.1 It is active against a variety of Gram-positive and Gram-negative bacteria in vitro, including S. aureus, L. monocytogenes, P. aeruginosa, Legionella, N. gonorrhoeae, and H. pylori (MIC50s = 0.004-1 µg/ml).2 It is also active against clinical isolates of Bacteroides, Fusobacterium, Eubacterium, Actinomyces, Peptococcus, Peptostreptococcus, and Streptococcus in vitro (MIC50s = 0.5-2 µg/ml).3 Ciprofloxacin inhibits S. aureus DNA gyrase and topoisomerase IV (IC50s = 13.5 and 5.76 µg/ml, respectively).4 It reduces mortality in mouse models of intraperitoneal E. coli, P. vulgaris, K. pneumoniae, P. aeruginosa, and S. aureus infection (ED90-100s = 1-5, 2.5-5, 5-10, 20-40, and 80 mg/kg, respectively) and prevents mortality in a mouse model of subcutaneous S. typhimurium infection at 10 mg/kg.5,6 Formulations containing ciprofloxacin have been used in the treatment of bacterial infections.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Drlica, K., and Zhao, X. DNA gyrase, topoisomerase IV, and the 4-quinolones. Microbiol. Mol. Biol. Rev. 61(3), 377-392 (1997).

    2. Nilius, A.M., Shen, L.L., Hensey-Rudloff, D., et alIn vitro antibacterial potency and spectrum of ABT-492, a new fluoroquinolone. Antimicrob. Agents Chemother. 47(10), 3260-3269 (2003).

    3. Bansal, M.B., and Thadepalli, H. Activity of difloxacin (A-56619) and A-56620 against clinical anaerobic bacteria in vitro. Antimicrob. Agents Chemother. 31(4), 619-621 (1987).

    4. Takei, M., Fukuda, H., Kishii, R., et alTarget preference of 15 quinolones against Staphylococcus aureus, based on antibacterial activities and target inhibition. Antimicrob. Agents Chemother. 45(12), 3544-3547 (2001).

    5. Easmon, C.S.F., Crane, J.P., and Blowers, A. Effect of ciprofloxacin on intracellular organisms: In-vitro and in-vivo studies. J. Antimicrob. Chemother. 18 (Suppl D), 43-48 (1986).

    6. Zeiler, H.J., and Grohe, K. The in vitro and in vivo activity of ciprofloxacin. Eur. J. Clin. Microbiol. 3(4), 339-343 (1984).