Molecular Formula: C17H19ClFN3O3; Molecular Weight: 367.8; Exact Mass: ; Synonym: Related CAS #: 85721-33-1 (free base) 86393-32-0 (HCl hydrate) 86483-48-9 (HCl) 96186-80-0 (lactate) 93107-08-5 (HCl); Related CAS#: 93107-08-5 (HCl); Chemical Name: Ciprofloxacin hydrochloride; Ciloxan; Ceprimax; Oftacilox; Ciprofloxacin hydrochloride monohydrate; Proquin XR; Hydrochloride Anhydrous, Ciprofloxacin; Hydrochloride, Ciprofloxacin; Monohydrate, Ciprofloxacin Monohydrochloride; Monohydrochloride Monohydrate, Ciprofloxacin; InChi Key: cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid, monohydrochloride; InChi Code: DIOIOSKKIYDRIQ-UHFFFAOYSA-N; SMILES: InChI=1S/C17H18FN3O3.ClH/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; References: El-Kosasy AM, Abdel-Aziz O, Magdy N, El Zahar NM. Spectrophotometric and chemometric methods for determination of imipenem, ciprofloxacin hydrochloride, dexamethasone sodium phosphate, paracetamol and cilastatin sodium in human urine. Spectrochim Acta A Mol Biomol Spectrosc. 2015 Dec 12;157:26-33. doi: 10.1016/j.saa.2015.12.011. [Epub ahead of print] PubMed PMID: 26709018.