- Chemical Name: 1-cyclopropyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid.
- Empirical Formula: C17H18FN3O3.
- Molecular Weight: 331.4 g/mol.
- Appearance: Faintly yellowish to light yellow crystalline substance.
- Solubility: Poorly soluble in water, acetic acid, and methanol; essentially insoluble in acetone, acetonitrile, hexane, and methylene chloride.
- Ionization: Ciprofloxacin exists in solution as a zwitterion at physiological pH.