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A fluoroquinone antibiotic that displays high potency against a wide range of bacteria
Catalog #: B1950
SKU-Size Size Price Qty
B1950-5 5 mg
B1950-25 25 mg
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Product Details

Alternate Name 1-(6-Amino-3,5-difluoropyridin-2-yl)-8-chloro-6-fluoro-7-(3-hydroxyazetidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid; ABT-492; RX-3341
Appearance White to off-white solid
CAS # 189279-58-1
Molecular Formula C₁₈H₁₂ClF₃N₄O₄
Molecular Weight 440.76
Purity ≥98% by HPLC
Solubility DMSO (~0.5 mg/ml)
InChi InChI=1S/C18H12ClF3N4O4/c19-12-13-7(1-9(20)14(12)25-3-6(27)4-25)15(28)8(18(29)30)5-26(13)17-11(22)2-10(21)16(23)24-17/h1-2,5-6,27H,3-4H2,(H2,23,24)(H,29,30)
PubChem CID 487101
Handling Protect from air and light
Storage Conditions -20°C
Shipping Conditions Gel Pack
USAGE For Research Use Only! Not For Use in Humans.


Delafloxacin (ABT-492) is a fluoroquinolone antibiotic that displays high potency against a wide range of bacteria in vitro, including levofloxacin-resistant strains of S. pneumoniae and methicillin-resistant S. aureus. It targets both DNA gyrase and topoisomerase IV.

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